list of molecules in interstellar space - Article and Reference from OnPedia.com

List Of Molecules In Interstellar Space

This is a list of molecules that have been detected in the interstellar medium, as of 2003. These molecules were detected using radio telescopes to examine the spectra of interstellar clouds.

Diatomic

olecule	Designation
lign="center"\|AlF₃	Aluminum fluoride
lign="center"\|AlCl	Aluminum monochloride
lign="center"\|C₂	Carbon dimer
lign="center"\|CH	Methylidyne radical
lign="center"\|CH+	Methylidyne cation
lign="center"\|CN	Cyanogen radical
lign="center"\|CO	Carbon monoxide
lign="center"\|CO+	Carbon monoxide cation
lign="center"\|CP	Carbon monophosphide
lign="center"\|CS	Carbon monosulfide
lign="center"\|CSi	Carborundum
lign="center"\|H₂	Molecular Hydrogen
lign="center"\|HCl	Hydrogen chloride
lign="center"\|HF	Hydrogen fluoride
lign="center"\|NH	Nitrogen monohydride
lign="center"\|NO	Nitrogen monoxide
lign="center"\|NS	Nitrogen sulfide
lign="center"\|NaCl	Sodium chloride
lign="center"\|OH-	Hydroxyl radical
lign="center"\|PN	Phosphorus nitride
lign="center"\|SH	Sulfur hydride
lign="center"\|SO	Sulfur monoxide
lign="center"\|SO+	Sulfur monoxide cation
lign="center"\|SiN	Silicon mononitride

Triatomic

olecule	Designation
lign="center"\|AlNC	Aluminum isocyanide
lign="center"\|C₃	Carbon trimer, Cycloprop-tri-ene
lign="center"\|C₂H	Ethynyl radical
lign="center"\|C₂O	Carbene
lign="center"\|C₂S
lign="center"\|CO₂	Carbon dioxide
lign="center"\|H₃+
lign="center"\|HCN	Hydrogen cyanide
lign="center"\|HNC	Hydrogen isocyanide
lign="center"\|HCO	Formyl radical
lign="center"\|HCO+	Formyl cation
lign="center"\|HCS+	Thioformyl cation
lign="center"\|HOC+	Hydroxymethylidynium
lign="center"\|H₂O	Water
lign="center"\|HDO	Deuterated water
lign="center"\|H₂S	Hydrogen sulfide
lign="center"\|HNO
lign="center"\|MgCN	Magnesium cyanide
lign="center"\|MgNC	Magnesium isocyanide
lign="center"\|N₂H+	Diazenylium
lign="center"\|N₂O	Nitrous oxide
lign="center"\|NH₂
lign="center"\|NaCN	Sodium cyanide
lign="center"\|OCS	Carbonyl sulfide
lign="center"\|SO₂	Sulfur dioxide
lign="center"\|c-SiC₂	c-Silicon dicarbide
lign="center"\|SiCN

Four atoms

olecule	Designation
lign="center"\|c-C₃H	c-propynlidyne
lign="center"\|l-C₃H	l-propynlidyne
lign="center"\|C₃N	Cyanoethynyl
lign="center"\|C₃O	Tricarbon monoxide
lign="center"\|C₃S	Tricarbon sulfide
lign="center"\|C₂H₂	Acetylene
lign="center"\|CH₂D+
lign="center"\|HCCN
lign="center"\|HCNH+	Protonated hydrogen cyanide cation
lign="center"\|HNCO	Isocyanic acid
lign="center"\|HNCS	Isothiocyanic acid
lign="center"\|HOCO+	Protonated carbon dioxide cation
lign="center"\|H₂CN	Methylene imino radical
lign="center"\|H₂CO	Formaldehyde
lign="center"\|H₂CS	Thioformaldehyde
lign="center"\|H₃O+	Hydronium cation
lign="center"\|NH₃	Ammonia
lign="center"\|SiC₃

Five atoms

olecule	Designation
lign="center"\|C₅
lign="center"\|C₄H	Butadiynyl
lign="center"\|C₄N
lign="center"\|C₄Si
lign="center"\|l-C₃H₂	l-cyclopropenyliden
lign="center"\|c-C₃H₂	c-cyclopropenyliden
lign="center"\|CH₂CN	Cyanomethyl
lign="center"\|CH₂NH	Methylenimine
lign="center"\|CH₄	Methane
lign="center"\|HC₃N	Cyanoacetylene
lign="center"\|HC₃NC
lign="center"\|HCOOH	Formic acid
lign="center"\|H₂CHC
lign="center"\|H₂COH+
lign="center"\|H₂C₂O	Ketene
lign="center"\|HC₃N	Cyanoacetylene
lign="center"\|H₂NCN	Hydrogen cyanamide
lign="center"\|SiH₄	Silane

Six atoms

olecule	Designation
lign="center"\|C₅H	Pentynylidyne
lign="center"\|C₂H₄	Ethylene
lign="center"\|CH₃CN	Acetonitrile
lign="center"\|CH₃NC	Methyl isonitrile
lign="center"\|CH₃OH	Methanol
lign="center"\|CH₃SH	Methyl mercaptan
lign="center"\|l-H₂C₄
lign="center"\|HC₃NH+
lign="center"\|HC₂CHO	Propynal
lign="center"\|NH₂CHO	Formamide

Seven atoms

olecule	Designation
lign="center"\|C₆H	Hexatriynyl
lign="center"\|CH₂CHCN	Acrylonitrile
lign="center"\|CH₃C₂H	Propyne
lign="center"\|c-C₂H₄O	Ethylene oxide
lign="center"\|CH₂CHOH	Polyvinyl alcohol
lign="center"\|HC₅N	Cyanodiacetylene
lign="center"\|HCOCH₃	Acetaldehyde
lign="center"\|NH₂CH₃	Methylamine

Eight atoms

olecule	Designation
lign="center"\|CH₃C₃N	Methylcyanoacetylene
lign="center"\|C₇H
lign="center"\|CH₂OHCHO	Glycolaldehyde
lign="center"\|H₂C₆	Hexapentaenylidene
lign="center"\|HCOOCH₃	Methyl formate

Nine atoms

olecule	Designation
lign="center"\|CH₃C₄H	Methyldiacetylene
lign="center"\|CH₃CH₂CN	Propionitrile
lign="center"\|(CH₃)₂O	Dimethyl Ether
lign="center"\|CH₃CH₂OH	n-Ethyl Alcohol
lign="center"\|C₈H
lign="center"\|HC₇N	Cyanotriacetylene

Ten Atoms

olecule	Designation
lign="center"\|(CH₃)₂CO	Acetone
lign="center"\|NH₂CH₂COOH	Glycine

Eleven Atoms

olecule	Designation
lign="center"\|HC₉N	Cyanotetra-acetylene

Twelve atoms

olecule	Designation
lign="center"\|C₆H₆	Benzene

Thirteen atoms

olecule	Designation
lign="center"\|HC₁₁N	Cyanodecapentayne

See also

External links

*NRAO Interstellar and Circumstellar Molecules

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