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Small motifs in proteins and polypeptides
Amide rings are small motifs in proteins and polypeptides. They consist of rings formed by two CO...HN hydrogen bonds between a side chain amide group
Amide_ring
Protein structural motif
hydrogen bond arrangement in parallel beta sheet resembles that in an amide ring motif with 11 atoms. Finally, an individual strand may exhibit a mixed
Beta_sheet
Dietary supplement and medication
nicotinamide consists of a pyridine ring to which a primary amide group is attached in the meta position. It is an amide of nicotinic acid. As an aromatic
Nicotinamide
Method for producing 2-aminopyridine derivatives
of the ring nitrogen and slow down the sorption on sodium amide, (2) these electron-withdrawing groups can also form complexes with sodium amide, and (3)
Chichibabin_reaction
Chemical compound
alpha-helices as asx turns and asx motifs, and in similar turn motifs, or as amide rings, in beta sheets. Its role can be thought as "capping" the hydrogen bond
Asparagine
Chemical compound
bicyclic ring systems containing a β-lactam moiety fused with a five-member thiazolidine ring. Due to ring strain and limitations on amide resonance
Penam
Chemical compound
Ergine, also known as lysergic acid amide (LSA or LAA) as well as LA-111, is a psychoactive compound of the ergoline and lysergamide families related
Ergine
Cyclic amide
cyclic amide, formally derived from an amino carboxylic acid through cyclization reactions. The term is a portmanteau of the words lactone + amide. Greek
Lactam
Reaction mechanism in ring systems
mechanism has been extensively studied in reactions of metal amide nucleophiles (such as sodium amide) and substituted pyrimidines (for instance 4-phenyl-6-bromopyrimidine
ANRORC_mechanism
cyclic amide or lactam, a cyclic compound with the amide group –C(=O)N– in the ring. metal amide, an ionic compound ("salt") with the azanide anion H2N−
Amide_(functional_group)
Family of chemical compounds
A β-lactam (beta-lactam) ring is a four-membered lactam. A lactam is a cyclic amide, and beta-lactams are named so because the nitrogen atom is attached
Β-Lactam
Chemical compound
it a useful organic reagent. It is commonly used as the hindered base in amide coupling reactions between a carboxylic acid (typically activated, for example
N,N-Diisopropylethylamine
Hydrocarbon compound (C6H6)
benzene molecule is composed of six carbon atoms joined in a planar hexagonal ring with one hydrogen atom attached to each. As it contains only carbon and hydrogen
Benzene
Class of broad-spectrum antibiotics
the production of β-lactamases, enzymes that hydrolyze the amide bond of the β-lactam ring, thereby eliminating the antimicrobial activity of these antibiotics
Β-Lactam_antibiotic
Pharmaceutical compound
Isoergine, also known as isolysergic acid amide (iso-LSA or iso-LA-819), isolysergamide, or erginine, is a serotonergic psychedelic of the ergoline and
Isoergine
Class of synthetic fiber related to nylon
name refers to the presence of aromatic rings of six carbon atoms. In aramids these rings are connected via amide linkages each comprising a CO group attached
Aramid
Chemical compound
and hydrogen bonding due to its cis-amide conformation. NMP is produced industrially by a typical ester-to-amide conversion, by treating gamma-butyrolactone
N-Methyl-2-pyrrolidone
Group of chemicals
complexes composed of a cationic metal M with anionic bis(trimethylsilyl)amide ligands (the −N(Si(CH3)3)2 monovalent anion, or −N(Si(CH3)3)2 monovalent
Metal bis(trimethylsilyl)amides
Metal_bis(trimethylsilyl)amides
Chemical compound
Sodium bis(trimethylsilyl)amide is the organosilicon compound with the formula NaN(Si(CH3)3)2. This species, usually called NaHMDS (sodium hexamethyldisilylamide)
Sodium bis(trimethylsilyl)amide
Sodium_bis(trimethylsilyl)amide
Class of chemical compounds
within their ergoline ring system. The simplest lysergamides are ergine (lysergic acid amide; LSA) and isoergine (iso-lysergic acid amide; iso-LSA). In terms
Lysergamides
Chemical compound
of the amide bond reverses at each bond, all nylon 6 amide bonds lie in the same direction (see figure: note the N to C orientation of each amide bond)
Nylon_6
Chemical rearrangement
Beckmann (1853–1923), is a rearrangement of an oxime functional group to an amide functional group. The rearrangement has also been successfully performed
Beckmann_rearrangement
Chemical compound
hydroxyethylamide (LSH or LAH), also known as lysergic acid N-(α-hydroxyethyl)amide or as lysergic acid methyl carbinolamide, is a lysergamide alkaloid related
Lysergic acid hydroxyethylamide
Lysergic_acid_hydroxyethylamide
Paper on taxol synthesis
cyclohexene rings A and C that are connected by two short bridges creating an 8 membered ring in the middle (ring B). The third pre-assembled part is an amide tail
Nicolaou Taxol total synthesis
Nicolaou_Taxol_total_synthesis
Common name for more than 1,000 species of flowering plants in the family Convolvulaceae
and/or psychedelic lysergamides ergine (lysergic acid amide; LSA) and isoergine (isolysergic acid amide; iso-LSA), which are closely structurally related
Morning_glory
5-membered ring organonitrogen heterocycle
feature a saturated C3N2 nucleus, except for the presence of a urea or amide functional group in the 2 or 4 positions. The 2-imidazolidinones are cyclic
Imidazolidinone
Chemical compound
deprotonation of bis(trimethylsilyl)amine. For example, lithium bis(trimethylsilyl)amide (LiHMDS) is prepared using n-butyllithium: [(CH3)3Si]2NH + BuLi → [(CH3)3Si]2NLi
Bis(trimethylsilyl)amine
Industrial synthesis of chemical substance
its peripheral carboxyl functions into primary amide groups, excepting that in side chain "f" at ring D, which had to end up as free carboxyl. These conceptually
Vitamin_B12_total_synthesis
Chemical compound
Articaine is a dental amide-type local anesthetic. It is the most widely used local anesthetic in a number of European countries and is available in many
Articaine
Cyclic carboxylic ester
single product. Lactones also react with amines to give the ring-opened alcohol and amide. Lactones can be reduced to diols using lithium aluminium hydride
Lactone
Isomers of chemical compounds that interconvert
amide – imidic acid: H−N−C=O ⇌ N=C−O−H (e.g., the latter is encountered during nitrile hydrolysis reactions) lactam – lactim, a cyclic form of amide-imidic
Tautomer
Production of peptides
production of peptides, compounds where multiple amino acids are linked via amide bonds, also known as peptide bonds. Peptides are chemically synthesized
Peptide_synthesis
New alkyl group
benzyl quaternary ammonium salts. The reagent is sodium amide or another alkali metal amide and the reaction product a N,N-dialkylbenzylamine with a
Sommelet–Hauser_rearrangement
Chemical compound
carbonyl at the second position of the 5-member indoline ring. Classified as a cyclic amide, it is a pale yellow solid. Oxindole is derived in nature
Oxindole
Pharmaceutical compound
3-dimethylaziridin-1-yl)lysergamide or as lysergic acid-(2,3-dimethylaziridinyl)amide, is a chemical compound of the lysergamide family related to lysergic acid
LA-Aziridine
Organic compound, (CH2)2C=CH2
treatment with a strong base such sodium amide—sodium tert-butoxide (yield 43%) or sodium bis(trimethylsilyl)amide with further treatment by sodium tert-butoxide
Methylenecyclopropane
Digestive enzyme
Chymotrypsin preferentially cleaves peptide amide bonds where the side chain of the amino acid N-terminal to the scissile amide bond (the P1 position) is a large
Chymotrypsin
Chemical compound
(NHCH2C(O))2. The compound features a six-membered ring containing two amide groups at opposite positions in the ring. It was first compound containing a peptide
2,5-Diketopiperazine
Chemical compound
more stable due to double bond being in a ring and the conjugation with the amide group and the benzene ring. Bayer obtained spirotetramat's first regulatory
Spirotetramat
Chemical reaction
discovered in 1911 by Guido Pellizzari, and is the organic reaction of an amide and a hydrazide to form a 1,2,4-triazole. The product is similar to that
Pellizzari_reaction
Pharmaceutical compound
LA-3Cl-SB, also known as Cl-LSB or as lysergic acid N-(3-chloro-sec-butyl)amide, is a putative serotonergic psychedelic of the lysergamide family related
LA-3Cl-SB
Chemical compound
N,N′-Dimethylpropyleneurea (DMPU) is a cyclic urea sometimes used as a polar, aprotic organic solvent. Along with the dimethylethyleneurea, it was introduced
DMPU
Chemical compound
to the heteroatom. Because of the significant ring strain inherent to a four-membered geometry, the amide bond within 2-azetidinone is considerably more
2-Azetidinone
Aromatic compound (C4H4N2)
hydroxyl groups yield complications since they exist primarily in the cyclic amide form. For example, 2-hydroxypyrimidine is more properly named 2-pyrimidone
Pyrimidine
Chemical production of a pharmaceutical drug
amide in 4 by reaction with ammonia and the next step to lactam 5 is an iodolactamization with iodine initiated by trimethylsilyl triflate. The amide
Oseltamivir_total_synthesis
Local anaesthetic drug
may also increase the length of labor. It is a local anaesthetic of the amide group. Bupivacaine was discovered in 1957. It is on the World Health Organization's
Bupivacaine
Pharmaceutical compound
PMID 13502837. TABLE 1 Antiserotonin potency of 16 amide-derivatives of d-lysergic acid [...] C. Cyclic amide, derivatives [...] R = [...] Name: d-lysergic
Lysergic_acid_pyrrolinide
Chemical compound
compounds, the d-lysergic acid amide giving intoxication with strong autonomic side-effects and the d-isolysergic acid amide producing some euphoria, synaesthesia
Elymoclavine
Reaction that converts amino acids into a keto-amides
forms the key carbon-carbon bond. Subsequent ring-opening of 6 and decarboxylation give the final keto-amide product. Modern variations on the Dakin–West
Dakin–West_reaction
Medication to treat cardiac arrhythmias
carboxylic acid derivatives consisting of an amide with a benzamide moiety and a triethylamine attached to the amide nitrogen. In certain lines, the para-amino
Procainamide
Chemical synthesis
indoline system in addition to a tertiary amine, amide, alkene, and an ether moiety. The synthesis of ring II was accomplished by a Fischer indole synthesis
Strychnine_total_synthesis
Organic compound, core structure of many drugs
to close the imide ring. N-Acyl-glutarimides are key intermediates in N–C(O) cross-coupling reactions due to their destabilized amide bond, enabling applications
Glutarimide
Chemical reaction mechanism
Chichibabin, 1914) in which pyridine is reacted with an alkali-metal amide such as sodium amide to form 2-aminopyridine. In the compound methyl 3-nitropyridine-4-carboxylate
Nucleophilic aromatic substitution
Nucleophilic_aromatic_substitution
Chemical compound
contain a tripeptide structure attached to the basic ergoline ring in the same location as the amide group of the lysergic acid derivatives. This structure consists
Ergoline
Organic compound used as a chelator
by addition of an M to designate through the AM ending the presence of amide rather than carboxylate groups, as applies also to other ligands studied
DOTAM
Chemical compound
oxazol-morpholine amide moiety is closest to the extracellular surface. The oxazole ring is the most solvent-exposed substituent, and the morpholine ring has no
Retosiban
Epoxide isomerization process
and six-membered rings containing epoxides afford allylic alcohols upon treatment with amide bases; however, reactions of medium-ring epoxides may be complicated
Base-promoted epoxide isomerization
Base-promoted_epoxide_isomerization
Compound related to LSD
Lysergic acid 2,4-dimethylazetidide (LA-SS-Az, LSZ) Lysergic acid 2-butyl amide (LSB) 25B-NAcPip Parrish JC (30 October 2007). "Toward a molecular understanding
LA-Pip
Chemical compound
reaction to give the key lactonic amide intermediate 4. The tetrahydro-isoquinolin ring was formed by first a ring-closure reaction under dehydration
Hydrastine
Organic ring compound (C3H4)
chloride undergoes dehydrohalogenation upon treatment with the base sodium amide at 80 °C to produce cyclopropene in about 10% yield. CH2=CHCH2Cl + NaNH2
Cyclopropene
Class of organic compounds with general structure RN=C=NR'
for amide and ester formation, especially for solid-phase synthesis of peptides. DCC has achieved popularity mainly because of its high-yielding amide coupling
Carbodiimide
Heterocyclic aromatic organic compound
which yields pyridine derivatives aminated at the 2-position. Here, sodium amide is used as the nucleophile yielding 2-aminopyridine. The hydride ion released
Pyridine
Type of organic reaction
reaction, the linker between the aromatic ring and the amide nitrogen is an ortho-substituted aromatic ring. This N-acyl 2-aminobiphenyl cyclizes to form
Bischler–Napieralski_reaction
Biological molecules constituting nucleic acids
the oxidation reaction. The amide group transfer from glutamine is fueled by ATP hydrolysis. In humans, pyrimidine rings (C, T, U) can be degraded completely
Nucleotide
Chemical reaction
and an amide group. The compound can be produced by directed lithiation of anisole. The general principle is outlined in scheme 1. An aromatic ring system
Directed_ortho_metalation
Ongoing research into paclitaxel synthesis
baccatin III and an amide tail. The core rings are conveniently called (from left to right) ring A (a cyclohexene), ring B (a cyclooctane), ring C (a cyclohexane)
Paclitaxel_total_synthesis
Opioid analgesic drug
(iv) any substitution on the phenyl rings reduces activity. So dextromoramide, with a pyrrolidine ring on the 1-amide position, a dextro methyl group on
Dextromoramide
American chemist
Ion and Related Quaternary Ammonium Ions by Sodium Amide Involving Migration into the Ring". J. Am. Chem. Soc. 73 (9): 4122–4131. doi:10.1021/ja01153a022
Charles_R._Hauser
Pharmaceutical compound
Iso-LSD is also the N,N-diethyl derivative of isoergine (isolysergic acid amide; iso-LSA), a constituent found in morning glory seeds. Iso-LSD is one of
Iso-LSD
Chemical reaction
nucleophile, such as an alcohol or amine, to give the corresponding ester or amide, or an olefin, to give a [2+2] cycloaddition adduct. Strong acids do not
Wolff_rearrangement
Chemical reaction
the ring, with interconversion of the keto form to the enol form and the amide form to the imidic acid form. The major application of the Gabriel–Colman
Gabriel–Colman_rearrangement
Chemical compound
formimine source with Lawesson's reagent (giving a compound with a C-N-P-S- ring). Several incidents in which NDMA was used intentionally to poison another
N-Nitrosodimethylamine
Pharmaceutical compound
amide has been described. In addition, 4-desmethylene-LSD's analogue without the amide ethyl groups and with a phenyl ring instead of the indole ring
4-Desmethylene-LSD
Multi-component named reaction in organic chemistry
or aldehyde, an amine, an isocyanide and a carboxylic acid to form a bis-amide. The reaction is named after Ivar Karl Ugi, who first reported this reaction
Ugi_reaction
Chemical compound
with the formula (CH2)5C(O)NH. This colourless solid is a lactam (a cyclic amide) of caproic acid. Global demand for this compound is approximately five
Caprolactam
Chemical ring forming reaction
reactant molecules join. If the starting halide is an α-halo amide, the product is an α,β-epoxy amide. If an α-halo ketone is used, the product is an α,β-epoxy
Darzens_reaction
Chemical compound (OH–)
is intermediate in nucleophilicity between the fluoride ion F−, and the amide ion NH− 2. Ester hydrolysis under alkaline conditions (also known as base
Hydroxide
Chemical compound
cephalosporin intermediate (1) with 4-bromo-3-oxobutanoyl bromide (2) gives the amide (3). The active methylene group in that compound is then nitrosated with
Cefdinir
Early synthetic polymer developed as a textile fiber
Nylon is a family of synthetic polymers characterized by amide linkages, typically connecting aliphatic or semi-aromatic groups. Nylons are generally
Nylon
Chemical compound
Pederin is a vesicant toxic amide with two tetrahydropyran rings, found in the haemolymph of the beetle genus Paederus, including the Nairobi fly, belonging
Pederin
Chemical compounds and groups containing nitrogen with a lone pair (:N)
substituted-ammonium carboxylate salt → dehydration heat N | R 2 R 1 | − C O ‖ − R 3 ⏟ amide + H 2 O ⏟ water {\displaystyle {\underbrace {\ce {H-\!\!{\overset {\displaystyle
Amine
Organic chemical reaction for producing indoles
from the nitrogen of the amide substituent and the extraction of a benzylic hydrogen from the substituent ortho to the amide substituent by a strong base
Madelung_synthesis
Chemical compound
Stork-Zhao-Wittig olefination, Cu-mediated amide coupling with vinyl iodide, Evans asymmetric alkylation, and ring-closing metathesis. Kanamienamide is a
Kanamienamide
Chemical compound
of 4-nitrophenol may serve as activated components for construction of amide moieties. In the laboratory, it is used to detect the presence of alkaline
4-Nitrophenol
Chemical compound
N-Benzoyl-N′-phenylurea (BPU) consists of a urea core with a benzoyl amide on one nitrogen and a phenyl group on the other. It is the parent compound
N-Benzoyl-N'-phenylurea
Chemical compound
is a polar aprotic solvent with better hydrocarbon solubility than other amide solvents, and 2,2,6,6-tetramethylpiperidine is a highly sterically hindered
Piperidine
Class of enzymes
performs nitrile hydrolysis without formation of an intermediate primary amide. A sequence in genome of the choanoflagellate Monosiga brevicollis was suggested
Nitrile_hydratase
Chemical compound
enzyme allows for a more selective synthesis as further hydrolysis of the amide to nicotinic acid is avoided. Oxidation of 3-cyanopyridine with hydrogen
Nicotinonitrile
Organic compounds of the form >C=N–OH
primary amines. In general, oximes can be changed to the corresponding amide derivatives by treatment with various acids. This reaction is called Beckmann
Oxime
Chemical compound
reagent under basic conditions. It is a derivative of the HOAt family of amide bond forming reagents. It is preferred over HATU, because it does not engage
PyAOP_reagent
Chemical compound
formation between proline and other amino acids. When proline is bound as an amide in a peptide bond, its nitrogen is not bound to any hydrogen, meaning it
Proline
Chemical agent and drug construction
synthesis does not contain asymmetric steps. The lactone ring is opened using diethylamine to form amide 2, and the resulting hydroxyl group is protected as
Quinine_total_synthesis
Chemical compound
PC13670766 (5). Heating with silica causes the side-chain amide nitrogen to react with the ketone to form a cyclic imine affording
Apafant
Chemical compound
component and a highly effective cytotoxic compound. Reduction of the non-amide carbonyl group occurs to give oxindole.[citation needed] Pfitzinger reaction
Isatin
Drug that binds to and activates nicotinic acetylcholine receptors
be achieved if the fused ring supplies electron resonance to the amide carbonyl, whereas activity is diminished if the ring contains hydrogen-bond donors
Nicotinic_agonist
Cyclic chemical group (–C6H5)
In organic chemistry, the phenyl group, or phenyl ring, is a cyclic group of atoms with the formula C6H5−, and is often represented by the pseudoelement
Phenyl_group
Chemical compound
by Syngenta in 2011 using their brand name Vibrance. The compound is an amide which combines a pyrazole acid with an aryl amine to give a succinate dehydrogenase
Sedaxane
Pharmaceutical compound
lysergic acid diethylamide (LSD). It is the analogue of LSD in which the amide group has two propyl substitutions instead of two ethyl substituents. The
Lysergic_acid_dipropylamide
Chemical reaction for synthesizing C–N bonds
the palladium amide. (Chelating systems have been shown to undergo these two steps in reverse order, with base complexation preceding amide formation.)
Buchwald–Hartwig_amination
Chemical compound
Florida: CRC Press. N. Kishner (1905). "'Über die Einwirkung von Brom auf die Amide α-bromsubstituierter Säuren". Journal der Russischen Physikalisch-Chemischen
Cyclobutanone
AMIDE RING
AMIDE RING
Girl/Female
Indian
Beautiful
Female
Greek
(Αοιδή) Greek name AOIDE means "to sing." In mythology, this is the name of the one of the three original Muses before their number was increased to nine. It is also the name of a moon of Jupiter.
Girl/Female
Arabic, Australian, Danish
Trustfully; Honesty
Surname or Lastname
English
English : nickname for a tall girl or an effeminate man, from Middle English lang, long ‘long’ + maide ‘maid’, ‘girl’.
Boy/Male
Arabic, Farsi, Hindu, Indian, Muslim
Support; Leader; Chief; A Great Man; Amin
Surname or Lastname
English
English : variant spelling of Lamey 1.Possibly French (L’Amie), from l’amie ‘the (female) friend’.
Female
Greek
Variant spelling of Greek Aoide, AOEDE means "to sing."
Girl/Female
French
Dearly loved; Beloved. From the Old French Amee, which derives from the Latin amatus meaning...
Girl/Female
Australian, Celtic, Irish
Thirsty
Female
English
Variant spelling of English Amy, AMIE means "much loved."
Girl/Female
Tamil
Beautiful
Surname or Lastname
English (northeastern)
English (northeastern) : from Middle English snow ‘snow’ + ball. The second element may refer to a streak or lock of hair, or it may mean a bald patch. The surname therefore originated as a nickname for someone with a patch of white hair or a pale bald patch, amid dark hair.
Female
Hebrew
Variant spelling of Hebrew Amina, AMINE means "faithful, trusted."
Female
English
English name derived from Latin amicitia, AMICE means "friendship."
Girl/Female
French
Friend. Friendship.
Surname or Lastname
English (of Norman origin)
English (of Norman origin) : habitational name from Mesnières in Seine-Maritime, recorded in the 13th century as Maneria, a derivative of Latin manere ‘to remain, abide, reside’. See also Menzies.
Girl/Female
English American French
Beloved.
Surname or Lastname
English
English : topographic name for someone who lived near or amid a grove of elm trees, from misdivision of Middle English atten elmes ‘at the elms’ (see Elm).
Boy/Male
Arabic, Muslim
Fair
Girl/Female
Gujarati, Hindu, Indian, Kannada, Malayalam
Boundless; Magnanimous
AMIDE RING
AMIDE RING
Boy/Male
Muslim
Kind of spear
Girl/Female
Muslim
Light
Girl/Female
Hindu, Indian, Sanskrit
Mother
Boy/Male
Spanish
Savior.
Boy/Male
Indian, Punjabi, Sikh
Shinning Love
Boy/Male
Tamil
Sakshain | ஸாகà¯à®·à¯€à®¨
Competent, Powerful
Boy/Male
Bengali, Hindu, Indian, Malayalam, Marathi
Ruler of Dwarka; Lord Krishna
Girl/Female
Arabic, Assamese, Bengali, German, Gujarati, Hebrew, Hindu, Indian, Kannada, Malayalam, Marathi, Muslim, Punjabi, Sanskrit, Sikh, Tamil, Telugu
Lord Rama; Goddess Lakshmi; Pleaser of the Lord
Boy/Male
Tamil
Female
Arthurian
, swelling white wave.
AMIDE RING
AMIDE RING
AMIDE RING
AMIDE RING
AMIDE RING
adv.
Aside; askew.
imp. & p. p.
of Abide
n.
Amice, a hood or cape. See 2d Amice.
n.
Any compound containing two amido groups united with one or more acid or negative radicals, -- as distinguished from a diamine. Cf. Amido acid, under Amido, and Acid amide, under Amide.
n.
Something spoken aside; as, a remark made by a stageplayer which the other players are not supposed to hear.
n.
An amine containing three amido groups.
n.
A compound formed by the union of amidogen with an acid element or radical. It may also be regarded as ammonia in which one or more hydrogen atoms have been replaced by an acid atom or radical.
n.
An amide containing three amido groups.
n.
A basic compound containing one amido group; as, methyl amine is a monamine.
adv.
Aside; away.
n.
A calling aside.
a.
Turned aside.
adv.
Out of one's thoughts; off; away; as, to put aside gloomy thoughts.
v. t.
To wait for; to be prepared for; to await; to watch for; as, I abide my time.
v. t.
To turn aside.
n.
An amido derivative of xanthic acid obtained as a white crystalline substance, C2H5O.CS.NH2; -- called also xanthogen amide.
v. i.
To turn aside.
n.
An amido compound with only one amido group.
p. pr. & vb. n.
of Abide