Dibromomethane

CH₂Br₂CAS 74-95-3173.83 g/mol

Open in Covalent MOL file

Properties

Molecular formula: CH₂Br₂
Molar mass: 173.83 g/mol
Exact mass: 171.8523 Da
Density: 2.4969 g/mL (at 20 °C)
Melting point: −52.5 °C
Boiling point: 97 °C
Water solubility: 12 g/L (15 °C)
logP: 1.73Crippen estimate
Polar surface area: 0.0 Å²
H-bond donors / acceptors: 0 / 0
Rotatable bonds: 0

Hazards

Warning

H332 Harmful if inhaledAcute toxicity, inhalation
H412 Harmful to aquatic life with long lasting effectsHazardous to the aquatic environment, long-term hazard

Harmonised EU classification (CLP Annex VI), via PubChem.

Precautionary statements

P261, P271, P273, P304+P340, P317, P501

Identifiers

CAS number

74-95-3

SMILES

BrCBr

InChIKey

FJBFPHVGVWTDIP-UHFFFAOYSA-N

InChI

InChI=1S/CH2Br2/c2-1-3/h1H2

Weigh it out

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

Names and synonyms

4 names

Methane, dibromo-
Methylene bromide
Methylene dibromide
NSC 7293

Reactions

METHYLENE BROMIDE (Methane, dibromo-)product

Safety data sheets

One stored sheet lists this compound in section 3, matched by the CAS number 74-95-3. Each row opens the sheet with its composition and PDF.

Dibromomethane > 95 %Fisher Scientific · 2025-12-18

Open in the SDS library

Work with Dibromomethane

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

Similar compounds

1,2-Dibromoethane106-93-433 % similar 1-Bromopropane106-94-531 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Elsewhere

PubChem CAS Common Chemistry NIST WebBook Wikipedia