Propionic anhydride
ALDRICH/P51478 - 97%
Synonym: Propanoic anhydride
CAS Number: 123-62-6
Empirical Formula (Hill Notation): C6H10O3
Molecular Weight: 130.14
EC Number: 204-638-2
MDL Number: MFCD00009303
Linear Formula: (CH3CH2CO)2O
Product Type: Chemical
assay | 97% |
autoignition temp. | 545 °F |
bp | 167 °C (lit.) |
density | 1.015 g/mL at 25 °C (lit.) |
expl. lim. | 11.9 % |
InChI | 1S/C6H10O3/c1-3-5(7)9-6(8 |
InChI key | WYVAMUWZEOHJOQ-UHFFFAOYSA |
mp | −43 °C (lit.) |
Quality Level | 200 ![]() |
refractive index | n |
SMILES string | CCC(=O)OC(=O)CC |
solubility | H2O: decomposes (when in contact with water) |
vapor density | 4.5 (vs air) |
vapor pressure | 10 mmHg ( 57.7 °C) |
Application: | Propionic anhydride can be used as an acylating agent for the lipase-catalyzed esterification of alcohols. Recent studies indicate that the particle boards manufactured from wood chips modified with propionic anhydride show enhanced dimensional stability. |
Packaging: | 1 kg in glass bottle |
Packaging: | 500 g in glass bottle |
Symbol | ![]() |
Signal word | Danger |
Hazard statements | H314 |
Precautionary statements | P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 |
Hazard Codes | C |
Risk Statements | 34 |
Safety Statements | 26-45 |
RIDADR | UN 2496 8 / PGIII |
WGK Germany | WGK 1 |
Flash Point(F) | 165.2 °F - closed cup |
Flash Point(C) | 74 °C - closed cup |
Purity | 97% |
bp | 167 °C (lit.) |
mp | −43 °C (lit.) |
Density | 1.015 g/mL at 25 °C (lit.) |
Refractive Index | n |
UNSPSC | 12352100 |