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Chemical detected in space
Interstellar formaldehyde (a topic relevant to astrochemistry) was first discovered in 1969 by L. Snyder et al. using the National Radio Astronomy Observatory
Interstellar_formaldehyde
Organic compound (H–CHO); simplest aldehyde
Formaldehyde (/fɔːrˈmældɪhaɪd/ for-MAL-di-hide, US also /fər-/ fər-) (systematic name methanal) is a pungent colorless gas mainly used in the production
Formaldehyde
Void between celestial bodies
galaxy. Interstellar space contains an interstellar medium of sparse matter and radiation. The boundary between an astrosphere and interstellar space is
Outer_space
Matter and radiation in the space between the star systems in a galaxy
The interstellar medium (ISM) is the matter and radiation that exists in the space between the star systems in a galaxy. This matter includes gas in ionic
Interstellar_medium
Study of molecules in the Universe and their reactions
molecule detected in the interstellar medium by radio techniques was interstellar formaldehyde, which opened up the study of interstellar organic chemistry.
Astrochemistry
Natural source of microwave radiation emission
Zuckerman, B.; Palmer, Patrick (1969-03-31). "Microwave Detection of Interstellar Formaldehyde". Physical Review Letters. 22 (13): 679–681. Bibcode:1969PhRvL
Astrophysical_maser
hdl:10261/362075. Snyder, Lewis E.; et al. (1999), "Microwave Detection of Interstellar Formaldehyde", Physical Review Letters, 61 (2): 77–115, Bibcode:1969PhRvL.
List of interstellar and circumstellar molecules
List_of_interstellar_and_circumstellar_molecules
Zuckerman, and Patrick Palmer find interstellar formaldehyde. 1970 Arno Penzias and Robert Wilson find interstellar carbon monoxide. George Carruthers
Timeline of knowledge about the interstellar and intergalactic medium
Timeline_of_knowledge_about_the_interstellar_and_intergalactic_medium
Type of interstellar cloud
inversion line radiation in interstellar space. A year later, Lewis Snyder and his colleagues found interstellar formaldehyde. Also in the same year George
Molecular_cloud
Dark nebula in the constellation Scorpius
A. Sandqvist and K.P. Lindroos in 1976 during there study of interstellar formaldehyde in the southern dark nebulae. Location of Dark Wolf Nebula Gum
Dark_Wolf_Nebula
Accumulation of gas, plasma, and dust in space
An interstellar cloud is an accumulation of gas, plasma, and cosmic dust in galaxies. Put differently, an interstellar cloud is a denser-than-average
Interstellar_cloud
first used as a chiral derivitizing agent. 1969 Interstellar formaldehyde Interstellar formaldehyde was first discovered in 1969 by Lewis Snyder, David
Timeline of United States discoveries
Timeline_of_United_States_discoveries
Ice that forms in the interstellar medium
Interstellar ice consists of grains of volatiles in the ice phase that form in the interstellar medium. Ice and dust grains form the primary material
Interstellar_ice
Type of interstellar cloud that obscures visible light
A dark nebula or absorption nebula is a type of interstellar cloud, particularly molecular clouds, that is so dense that it obscures the visible wavelengths
Dark_nebula
Dust floating in space
further distinguished by its astronomical location: intergalactic dust, interstellar dust, interplanetary dust (as in the zodiacal cloud), and circumplanetary
Cosmic_dust
Catalogue of Dark Nebulae Sandqvist, Aa; Lindroos, K.P. (1976). "Interstellar Formaldehyde in Southern Dark Dust Clouds". Astronomy and Astrophysics. 53:
List_of_dark_nebulae
Chemical compound
decomposition of dimethyl disulfide. The molecule has been observed in the interstellar medium and has attracted much attention for its fundamental nature. The
Thioformaldehyde
Hypothesis about the origin of life
demonstrated the synthesis of organic compounds, such as amino acids, formaldehyde and sugars, from the original inorganic precursors the researchers presumed
PAH_world_hypothesis
Science concerned with life in the universe
intelligence, to search radio frequencies of the electromagnetic spectrum for interstellar communications transmitted by extraterrestrial life outside the Solar
Astrobiology
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Carbon_monophosphide
Neutral form of the hydroxide ion
levels. In order to study gas phase interstellar chemistry, it is convenient to distinguish two types of interstellar clouds: diffuse clouds, with T=30–100
Hydroxyl_radical
Carbon-containing chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Organic_compound
Chemical compound
ethylene oxide) to be detected in space. Its stability in the (dilute) interstellar medium shows that its tautomerization does not happen unimolecularly
Vinyl_alcohol
Absorption features in astronomical spectra
Diffuse interstellar bands (DIBs) are absorption features seen in the spectra of astronomical objects in the Milky Way and other galaxies. They are caused
Diffuse_interstellar_bands
Hypothetical stage in the early evolutionary history of life on Earth
aromatic hydrocarbons (PAHs), may have been formed in red giant stars or in interstellar dust and gas clouds, according to the scientists. That same month, researchers
RNA_world
Inorganic radical with the chemical formula NH
OH, H, CN+, CH, N, NH+ 2, NH+ for the interstellar medium. NH has been reported in the diffuse interstellar medium but not in dense molecular clouds
Imidogen
Chemical compound
passed through it. While cyanogen is believed to be abundant in the interstellar medium, it is not able to be directly detected via radio astronomy, as
Cyanogen
Study involving matter and electromagnetic radiation
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Spectroscopy
CH3OH; simplest possible alcohol
annually, it is used as a precursor to other commodity chemicals, including formaldehyde, acetic acid, methyl tert-butyl ether, methyl benzoate, anisole, peroxyacids
Methanol
Chemical acid found in vinegar
than 95%. The major side-products are ethyl acetate, formic acid, and formaldehyde, all of which have lower boiling points than acetic acid and are readily
Acetic_acid
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Potassium_cyanide
Life arising from non-living matter
reaction created sugars including tetroses, pentoses, and hexoses when formaldehyde is heated under basic conditions with divalent metal ions like calcium
Abiogenesis
Chemical compound
in cylinders. Ammonia occurs in nature and has been detected in the interstellar medium. Ammonia boils at −33.34 °C (−28.012 °F) at a pressure of one
Ammonia
Life that does not originate on Earth
and specimen data to radios used to detect and transmit interstellar communication. Interstellar travel remains largely hypothetical, with only the Voyager
Extraterrestrial_life
Matter with biological processes
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Life
Estimate of extraterrestrial civilizations
article in the journal Nature with the provocative title "Searching for Interstellar Communications". Cocconi and Morrison argued that radio telescopes had
Drake_equation
Hexagonal lattice made of carbon atoms
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Graphene
High-energy particle, mainly originating outside the Solar System
energetic photons. And he proposed a theory that they were produced in interstellar space as by-products of the fusion of hydrogen atoms into the heavier
Cosmic_ray
Cage-like allotrope of carbon
been identified in the interstellar medium, where it is the cause of several absorption features known as diffuse interstellar bands in the near-infrared
Buckminsterfullerene
Isotope of hydrogen with one neutron
influenced by differential adsorption of deuterium onto carbon dust grains in interstellar space. The abundance of deuterium in Jupiter's atmosphere has been directly
Deuterium
Organic compound (HC(O)C≡N)
molecular clouds, formation of formyl cyanide is speculated to result from formaldehyde and the cyanide radical: CH2O + CN• → HCOCN + H• In Earth's atmosphere
Formyl_cyanide
Organic chemical compound
hydroxyethyl derivatives. In one of the more spectacular addition reactions, formaldehyde in the presence of calcium hydroxide adds to MeCHO to give pentaerythritol
Acetaldehyde
Chemical compound
acetal can be prepared from acrolein. Propynal has been observed in the interstellar medium. It is hypothesized to be formed from a carbon monoxide-acetylene
Propiolaldehyde
Triatomic oxygen molecule
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Ozone
Compact notation for chemical compounds
component elements. Formaldehyde and acetic acid have the same empirical formula, CH2O. This is also the molecular formula for formaldehyde, but acetic acid
Chemical_formula
Chemical compound
trimethylolethane (CH3C(CH2OH)3) through a condensation reaction with formaldehyde. This triol is an important intermediate in the production of alkyd resins
Propionaldehyde
Organic ammonia derivative
readily prepared by various other methods. One method entails treating formaldehyde with ammonium chloride. [NH4]Cl + CH2O → [CH2=NH2]Cl + H2O [CH2=NH2]Cl
Methylamine
American chemist
University University of California, Berkeley Thesis Cooling of interstellar formaldehyde by collison with helium : an accurate quantum mechanical calculation
Barbara_J._Garrison
Book by Fred Hoyle
based on the molecule formaldehyde (H2CO). In 1974 Wickramasinghe first proposed the hypothesis that some dust in interstellar space was largely organic
Diseases_from_Space
Simplest carboxylic acid (HCOOH)
body. Nonetheless, it has specific toxic effects; the formic acid and formaldehyde produced as metabolites of methanol are responsible for the optic nerve
Formic_acid
Very old dust in space
Solar System, they must be presolar. Presolar grains also exist in the interstellar medium. Researchers occasionally use the term stardust to refer to presolar
Presolar_grains
Potassium compound and alternative to salt
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Potassium_chloride
Organic compound
palm blossoms, during plant germination under anaerobic conditions, in interstellar space, in human breath, and in rare cases, is produced internally due
Ethanol
Gaseous parts of the interstellar medium which are heated by UV photons
photon-dominated regions, PDRs) are predominantly neutral regions of the interstellar medium in which far ultraviolet photons strongly influence the gas chemistry
Photodissociation_region
Chemical compound
known acid—stronger than even fluoroantimonic acid—its occurrence in the interstellar medium had been conjectured since the 1970s, and it was finally detected
Helium_hydride_ion
Uniformity of handedness
on aligned interstellar dust particles may trigger the formation of an enantiomeric excess within chiral material in space. Interstellar and near-stellar
Homochirality
Wide-bandgap semiconductor and abrasion-resistant ceramic
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Silicon_carbide
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Aminoacetonitrile
Family of organic compounds
the cyanopolyynes have been observed as a major organic component in interstellar clouds. This is believed to be due to the hydrogen scarcity of some of
Cyanopolyyne
Organic compound (CH3–C≡N); simplest organic nitrile
undergoes a spontaneous decomposition to give hydrogen cyanide and formaldehyde. Formaldehyde, a toxin and a carcinogen on its own, is further oxidized to formic
Acetonitrile
Inorganic compound with the formula FeO
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Iron(II)_oxide
Class of molecules formed by ultraviolet irradiation of organic compounds
located in terminal positions. Tholins may be a major constituent of the interstellar medium. On Titan, their chemistry is initiated at high altitudes and
Tholin
Organic compound (HOCH2–CHO)
highly reactive molecule that occurs both in the biosphere and in the interstellar medium. It is normally supplied as a white solid. Although it conforms
Glycolaldehyde
Polyatomic ion (H3, charge +1)
the universe. It is stable in the interstellar medium (ISM) due to the low temperature and low density of interstellar space. The role that H+3 plays in
Trihydrogen_cation
Molecule composed of any two atoms
identified in the environment of the Earth, in the laboratory, and in interstellar space. About 99% of the Earth's atmosphere is composed of two species
Diatomic_molecule
Chemical group (–CH3) derived from methane
reactions by weak nucleophiles. The methyl cation has been detected in interstellar space. The methanide anion (CH−3) exists only in rarefied gas phase or
Methyl_group
Chemical compound
incentivized to search for derivatives of HCN. HCN has been detected in the interstellar medium and in the atmospheres of carbon stars. Since then, extensive
Hydrogen_cyanide
Chemical compound of hydrogen and oxygen
universe for nearly its entire existence". Water has been detected in interstellar clouds within the Milky Way. Water probably exists in abundance in other
Water
Organic compound used in plastics manufacture
reacting with oxygen and hydroxyl radical to form formyl cyanide and formaldehyde. Acrylonitrile is harmful to aquatic life. Acrylonitrile has been detected
Acrylonitrile
CH3NO, simplest amide
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Formamide
Supported hypothesis for the origin of life
space is, however, well-supported. Interstellar molecules are formed by chemical reactions within very sparse interstellar or circumstellar clouds of dust
Pseudo-panspermia
British astronomer (born 1939)
Formaldehyde Polymers in Interstellar Space, Nature, 252, 462, 1974 F. Hoyle and N.C. Wickramasinghe, Identification of the lambda 2200A interstellar
Chandra_Wickramasinghe
Chemical compound
Phosphorus mononitride was the first identified phosphorus compound in the interstellar medium and is even thought to be an important molecule in the atmospheres
Phosphorus_mononitride
Chemical compound
forms spontaneously when a water solution of formaldehyde and methanol are mixed. or when formaldehyde is bubbled through methanol. In space methoxymethanol
Methoxymethanol
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Aluminium_hydroxide
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Earliest_known_life_forms
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Ammonium
Class of organic compounds with general structure RN=C=NR'
the formula RN=C=NR. On Earth they are exclusively synthetic, but in interstellar space the parent compound HN=C=NH has been detected by its maser emissions
Carbodiimide
Liquid water naturally occurring outside Earth
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Extraterrestrial_liquid_water
Ion of carbon with three hydrogens
(and/or carbon cation, C+), the known basic ingredients of life, in interstellar space. Ammonium Ethanium Methanium International Union of Pure and Applied
Methenium
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Dimethyl_ether
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Methyl_acetate
Poisonous gas consisting of carbon and oxygen
mass. Carbon–oxygen double bonds are significantly longer, 120.8 pm in formaldehyde, for example. The boiling point (82 K) and melting point (68 K) are very
Carbon_monoxide
Chemical compound
put into full-scale production. This molecule has been detected in the interstellar medium, where molecules are so dilute that intermolecular collisions
Aluminium_monochloride
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Hydroperoxyl
Chemical compound
•CN. The cyano radical was one of the first detected molecules in the interstellar medium, in 1938. Its detection and analysis was influential in astrochemistry
Cyano_radical
Chemical group (=CH2)
can be protonated to give CH3L+. Oxidation of these complexes yields formaldehyde, and reduction yields methane. Free methylene undergoes the typical chemical
Methylene_(compound)
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Dihydroxyacetone
Organic compound ((CH3)2CO); simplest ketone
2500 ppm Related compounds Related compounds Butanone Isopropyl alcohol Formaldehyde Urea Carbonic acid Supplementary data page Acetone (data page) Except
Acetone
Organic compound ethane-1,2-diol
especially in secondary schools during dissection as a safer alternative to formaldehyde. It is also used as part of the water-based hydraulic fluid used to control
Ethylene_glycol
Cyclic compound (C2H4O)
ethylene oxide with formaldehyde at 80–150 °C in the presence of a catalyst leads to the formation of 1,3-dioxolane: Substituting formaldehyde by other aldehydes
Ethylene_oxide
Solid organic matter in sedimentary rocks
terrestrial planets. Kerogenous materials have been detected also in interstellar clouds and dust around stars. The Curiosity rover has detected organic
Kerogen
Chemical compound (CH3SH)
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Methanethiol
Material which fills the Solar System
comets, move. The IPM stops at the heliopause, outside of which the interstellar medium begins. Before 1950, interplanetary space was widely considered
Interplanetary_medium
Chemical compound
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Titanium_dioxide
Electrically neutral group of two or more atoms
structure Covalent bond Diatomic molecule List of compounds List of interstellar and circumstellar molecules Molecular biology Molecular design software
Molecule
Hypothetical scenario for the origin of life
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Iron–sulfur_world_hypothesis
Chemical compound, tautomer of hydrogen cyanide
importance in the field of astrochemistry is linked to its ubiquity in the interstellar medium. Both hydrogen isocyanide and azanylidyniummethanide are correct
Hydrogen_isocyanide
Natural objects that originated in outer space
solar wind, which include "stardust particles" from the present-day interstellar medium. Presolar grains (extracted from meteorites and interplanetary
Extraterrestrial_materials
Hydrocarbon compound (H2C=CH2)
Tricarbon Trihydrogen cation Water Four atoms Acetylene Ammonia Cyanoethynyl Formaldehyde Fulminic acid HCCN Hydrogen peroxide Hydromagnesium isocyanide Isocyanic
Ethylene
INTERSTELLAR FORMALDEHYDE
INTERSTELLAR FORMALDEHYDE
INTERSTELLAR FORMALDEHYDE
INTERSTELLAR FORMALDEHYDE
Boy/Male
Hindu
Lord Shiva
Girl/Female
Indian, Tamil
Goddess
Boy/Male
Hindu
Wise, Intelligent
Girl/Female
Latin American Greek
A nymph.
Boy/Male
Hindu
(Brother of Lord Ganesh)
Girl/Female
Assamese, Celebrity, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Mythological, Oriya, Tamil, Telugu, Traditional
Wealth; Cute; Star; Wife of Balabhadra
Female
Italian
Italian and Spanish form of Latin Elwisia, ELOISA means "hale-wide; very healthy and sound."Â
Boy/Male
British, English
One with a Sunny Disposition
Girl/Female
Indian, Sanskrit
The Sovereign Goddess of Life
Boy/Male
Indian, Punjabi, Sikh
Pure Like God
INTERSTELLAR FORMALDEHYDE
INTERSTELLAR FORMALDEHYDE
INTERSTELLAR FORMALDEHYDE
INTERSTELLAR FORMALDEHYDE
INTERSTELLAR FORMALDEHYDE
n.
A colorless, volatile liquid, H2CO, resembling acetic or ethyl aldehyde, and chemically intermediate between methyl alcohol and formic acid.
a.
Between or among the stars; as, interstellar space.
a.
Between or among constellations or stars; interstellar.
a.
Interstellar.