Crotonic anhydride
Properties
- Molecular formula
- C8H10O3
- Molar mass
- 154.16 g/mol
- Exact mass
- 154.0630 Da
- Density
- 1.0397 g/mL (at 20 °C)
- Melting point
- 72 °C
- Boiling point
- 246–248 °C (at 766 Torr)
- logP
- 1.21Crippen estimate
- Polar surface area
- 43.4 Ų
- H-bond donors / acceptors
- 0 / 3
- Rotatable bonds
- 2
Hazards
Danger
- H315 Causes skin irritation97.7% of notifiers
- H318 Causes serious eye damage100% of notifiers
- H335 May cause respiratory irritation97.7% of notifiers
- H400 Very toxic to aquatic life36.4% of notifiers
Aggregated from 44 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.
Precautionary statements
P261, P264, P264+P265, P271, P273, P280, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P332+P317, P362+P364, P391, P403+P233, P405, P501
Identifiers
CAS number
623-68-7SMILES
CC=CC(=O)OC(=O)C=CCInChIKey
VJDDQSBNUHLBTD-UHFFFAOYSA-NInChI
InChI=1S/C8H10O3/c1-3-5-7(9)11-8(10)6-4-2/h3-6H,1-2H3Weigh it out
Type any one amount. The others follow from the molar mass and density.
Names and synonyms
6 names
- 2-Butenoic acid, 1,1'-anhydride
- 2-Butenoic acid, 1,1′-anhydride
- 2-Butenoic acid, anhydride
- Crotonic acid anhydride
- 2-Butenoic anhydride
- NSC 97397
Work with Crotonic anhydride
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
Maleic anhydride108-31-665 % similar
Methyl crotonate623-43-862 % similar
Ethylene-maleic anhydride copolymer9006-26-255 % similar
Vinyl crotonate14861-06-454 % similar
Ethyl trans-crotonate623-70-154 % similar
2-Propen-1-yl 2-butenoate20474-93-548 % similar
Isobutyl crotonate589-66-248 % similar
Maleic anhydride-methyl vinyl ether copolymer9011-16-946 % similar
Tanimoto similarity of circular fingerprints over the whole catalogue.