Paraformaldehyde
Properties
- Molecular formula
- CH2O
- Molar mass
- 30.03 g/mol
- Exact mass
- 30.0106 Da
- Density
- 1.46 g/mL
- Melting point
- 164 °C (decomposes)
- Boiling point
- 135–136 °C (at 13 Torr)
- pKa
- 13.27 (25 °C)
- Water solubility
- miscible (25 °C)
- logP
- -0.18Crippen estimate
- Polar surface area
- 17.1 Ų
- H-bond donors / acceptors
- 0 / 1
- Rotatable bonds
- 0
Hazards
Danger
- H302 Harmful if swallowedAcute toxicity, oral
- H314 Causes severe skin burns and eye damageSkin corrosion/irritation
- H317 May cause an allergic skin reactionSensitization, Skin
- H330 Fatal if inhaledAcute toxicity, inhalation
- H341 Suspected of causing genetic defectsGerm cell mutagenicity
- H350 May cause cancerCarcinogenicity
Harmonised EU classification (CLP Annex VI), via PubChem.
Precautionary statements
P203, P260, P261, P264, P270, P271, P272, P280, P284, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P318, P320, P321, P330, P333+P317, P362+P364, P363, P403+P233, P405, P501
Identifiers
CAS number
30525-89-4SMILES
C=OInChIKey
WSFSSNUMVMOOMR-UHFFFAOYSA-NInChI
InChI=1S/CH2O/c1-2/h1H2Weigh it out
Type any one amount. The others follow from the molar mass and density.
Names and synonyms
10 names
- Flo-mor
- Paraform
- Aldacide
- TransFix
- Granuform
- PFA
- Granuform 96
- WANPFA 92
- Granuform M
- Granuform 91
Work with Paraformaldehyde
Stereoisomers, salts and isotopologues
The same compound in another form: other stereochemistry, a salt or hydrate, the free acid or base, or an isotope-labelled version.
Similar compounds
Melamine resin9003-08-140 % similar
Cyclohexanone-formaldehyde copolymer25054-06-235 % similar
Phenol formaldehyde resin9003-35-433 % similar
Urea-formaldehyde resin9011-05-633 % similar
m-Xylene-formaldehyde resin26139-75-332 % similar
Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds