Diazomethane

CH2N2CAS 334-88-342.04 g/mol

Open in Covalent MOL file
N+N−
Imine

Properties

Molecular formula
CH2N2
Molar mass
42.04 g/mol
Exact mass
42.0218 Da
Density
1.45 g/mL
Melting point
−145 °C
Boiling point
−23 °C
logP
-0.08Crippen estimate
Polar surface area
36.4 Ų
H-bond donors / acceptors
0 / 0
Rotatable bonds
0

Hazards

Danger
Health Hazard (GHS08)

Harmonised EU classification (CLP Annex VI, index 006-068-00-8), via PubChem.

Precautionary statements

P203, P280, P318, P405, P501

Identifiers

CAS number
334-88-3
SMILES
C=[N+]=[N-]
InChIKey
YXHKONLOYHBTNS-UHFFFAOYSA-N
InChI
InChI=1S/CH2N2/c1-3-2/h1H2
Characterization data

Calculated from the structure, in the form journals print them.

[M + H]+
[M + H]+ Calcd for CH3N2 43.0291
[M + Na]+
[M + Na]+ Calcd for CH2N2Na 65.0110
[M − H]−
[M − H]− Calcd for CHN2 41.0145
Elemental analysis
Anal. Calcd for CH2N2: C, 28.57; H, 4.80; N, 66.63.

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

5 names
  • Methane, diazo-
  • Azimethylene
  • Diazirine
  • Diazonium methylide
  • Diazyne, methylene-

Reactions

Work with Diazomethane

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Boiling point under vacuumAt any pressure, from its normal boiling point Isotope patternExact mass and the mass spectrum pattern

Same formula

Cyanamide420-04-2

Elsewhere

PubChem CAS Common Chemistry NIST WebBook Wikipedia