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Chemical reaction of diesters
The Dieckmann condensation is the intramolecular chemical reaction of diesters with base to give β-keto esters. It is named after the German chemist Walter
Dieckmann_condensation
Chemical reaction
enolizable. LDA is not commonly used in the classic Claisen or Dieckmann condensations due to enolization of the electrophilic ester. The alkoxy portion
Claisen_condensation
Condensation reaction
inhibiting the reaction. Benzoin condensation Bouveault–Blanc reduction Claisen condensation Dieckmann condensation Bouveault, L.; Locquin, R. (1905)
Acyloin_condensation
German chemist (1869–1925)
Walter Dieckmann (8 October 1869 – 12 January 1925) was a German chemist. He is the namesake of the Dieckmann condensation, the intramolecular reaction
Walter_Dieckmann
Type of chemical reaction
compounds. A Dieckmann condensation involves two ester groups in the same molecule and yields a cyclic molecule In the Japp–Maitland condensation water is
Aldol_condensation
Chemical reaction
Y-39677 [312688-85-0] Splitomicin Aldol condensation Polyketide synthase Dieckmann condensation Claisen condensation Smith, Michael B.; March, Jerry (2006)
Stobbe_condensation
Saturated alicyclic hydrocarbon
precursors. For example, diesters are cyclized in the Dieckmann condensation: The acyloin condensation can be deployed similarly. For larger rings (macrocyclizations)
Cycloalkane
Compound derived from an acid
condensation is called a Dieckmann condensation or Dieckmann cyclization, since it can be used to form rings. Esters can also undergo condensations with ketone and
Ester
Chemical reaction
John P.; Bloomfield, Jordan J. (2011). "The Dieckmann Condensation (Including the Thorpe-Ziegler Condensation)". Organic Reactions. pp. 1–203. doi:10.1002/0471264180
Thorpe_reaction
Chemical compound
promote condensation reactions of carbonyl compounds via the Dieckmann condensation, Stobbe condensation, Darzens condensation, and Claisen condensation. Other
Sodium_hydride
Organic reaction
tributyltin hydride. The cyclic β-keto ester can be obtained through a Dieckmann condensation. The original reaction consisted of a nucleophilic aliphatic substitution
Dowd–Beckwith ring-expansion reaction
Dowd–Beckwith_ring-expansion_reaction
Chemical reaction in organic chemistry
Michael addition followed by a Dieckmann condensation and finally an elimination. The Dieckmann condensation is a similar ring closing intramolecular
Robinson_annulation
British chemist
John P.; Bloomfield, Jordan J. (2011). "The Dieckmann Condensation (Including the Thorpe-Ziegler Condensation)". Organic Reactions. pp. 1–203. doi:10.1002/0471264180
Jocelyn_Field_Thorpe
Overview of and topical guide to organic chemistry
Acyloin condensation Aldol condensation Benzoin condensation Claisen condensation Claisen-Schmidt condensation Darzens condensation Dieckmann condensation Fischer-Speier
Outline_of_organic_chemistry
Chemical compound
tryptophan attached to the PCP. The releasing domain (R) catalyzes a Dieckmann condensation to both cyclize and release the cAATrp product. The second enzyme
Cyclopiazonic_acid
3-dipolar cycloaddition Diazotisation DIBAL-H selective reduction Dieckmann condensation Dieckmann reaction Diels–Alder reaction Diels–Reese reaction Dienol–benzene
List_of_organic_reactions
Type of reaction in organic chemistry
Bischler–Napieralski reaction Bucherer carbazole synthesis Danheiser annulation Dieckmann condensation Diels–Alder reaction Feist–Benary synthesis Fiesselmann thiophene
Ring_forming_reaction
Molecule with a ring of bonded atoms
These general reactions include: Acyloin condensation; Anodic oxidations; and the Dieckmann condensation as applied to ring formation. In organic chemistry
Cyclic_compound
solar cycle, below Dice's coefficient – Lee Raymond Dice Dieckmann condensation – Walter Dieckmann Diels–Alder reaction – Otto Paul Hermann Diels and Kurt
Scientific phenomena named after people
Scientific_phenomena_named_after_people
Process or characteristic limited to the structure of a single molecule
practiced intramolecularly, e.g., Dieckmann condensation of diesters is the intramolecular version of aldol condensation. Madelung synthesis of indoles Smiles
Intramolecular_reaction
Chemical compound
transformations like the Claisen condensation, the Reformatsky reaction, the Arndt–Eistert reaction, and the Dieckmann condensation. Nicolaou described this preparation
Equilenin
hydroxyketone 27. Formation of the six-membered C ring took place through a Dieckmann condensation of lactone 23, which could be obtained through a Chan rearrangement
Holton_Taxol_total_synthesis
Molecule with a large ring structure
to polymerizations. Reactions amenable to high dilution include Dieckmann condensation and related based-induced reactions of esters with remote halides
Macrocycle
Herbicide
compound can be produced via a condensation reaction between ethyl-2-oxocyclopentanecarboxylate (the Dieckmann condensation product of diethyl adipate) and
Lenacil
Chemical reaction
synthesis of 4,4′-functionalized 1,1′-biisoquinolines. Dieckmann reaction Claisen condensation Chan rearrangement Gabriel, S.; Colman, J. (1900). "Ueber
Gabriel–Colman_rearrangement
Chemical compound
methylamine and two equivalents of ethyl acrylate, a Dieckmann cyclization (i.e. intramolecular Claisen condensation), saponification and decarboxylation. Another
1-Methyl-4-piperidone
German physicist
DDR-Mikroelektronik" (in German). Retrieved 2008-01-17. Dieckmann (2002). "Part 3". Die Zeit. Retrieved 2008-01-17. Dieckmann (2002). "Part 4". Die Zeit (in German).
Werner_Hartmann_(physicist)
Organic dye
(extinction coefficient of 105 M−1 cm−1). Malachite green is prepared by the condensation of benzaldehyde and dimethylaniline to give leuco malachite green (LMG):
Malachite_green
revised edition (Ginn & co., Boston, 1899) Paul's Online Math Notes A. Dieckmann, Table of Integrals (Elliptic Functions, Square Roots, Inverse Tangents
Lists_of_integrals
Method of reusing thermal energy in a building
Install Residential Ventilation Systems. 4 June 2009. 9 December 2009. Dieckmann, John. "Improving Humidity Control with Energy Recovery Ventilation."
Heat_recovery_ventilation
Chemical compound
CMeT= C-methyl transferase; KR= B=ketoacyl reductase; ACP= acyl carrier protein; C= condensation; A= adenylation; T= thiolation; DKC= Dieckmann cyclase
Pretenellin_A
Form of central heating and cooling
(for U.S. Department of Energy), August 2009 Roth, K.W., Westphalen, D., Dieckmann, J., Hamilton, S.D., Goetzler, W., Energy consumption characteristics
Underfloor_heating
Type of radiation/convection HVAC system
total carbon footprint". CIBSE Journal. Retrieved 2020-02-09. Roth, Kurt; Dieckmann, John; Zogg, Robert; and Brodrick, James. "Chilled Beam Cooling." ASHRAE
Chilled_beam
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