Catalog Number
ACMA00016866
Product Name
Butyric Anhydride
Description
Butyric anhydride is a water-white liquid with an odor of rancid butter. Corrosive to metals and tissue. Low toxicity.;Liquid
IUPAC Name
butanoyl butanoate
Molecular Weight
158.19g/mol
Canonical SMILES
CCCC(=O)OC(=O)CCC
InChI
InChI=1S/C8H14O3/c1-3-5-7(9)11-8(10)6-4-2/h3-6H2,1-2H3
InChI Key
YHASWHZGWUONAO-UHFFFAOYSA-N
Boiling Point
200.0 °C;200 °C
Melting Point
-75.0 °C;-75 °C
Flash Point
180 °F (NFPA, 2010);180 °F (54 °C) (closed cup)
Density
0.9668 at 20 °C/4 °C
Solubility
Soluble in water and alcohol with decomposition; soluble in ether
Color/Form
Water-white liquid
Covalently-Bonded Unit Count
1
Exact Mass
158.094294g/mol
Heat of Vaporization
50 kJ/mol at bp
Log P
log Kow = 1.39 /estimated; value theoretical due to hydrolysis in water/
Monoisotopic Mass
158.094294g/mol
Other Experimental
Hydrolyzes to butyric acid; wt/gal 8.1 lb at 20 °C;Molar heat capacity (298.15 K) = 283.7 J/mol K;Henry's Law constant = 1.1X10-4 atm-cu m/mole at 25 °C (est);Hydroxyl radical reaction rate constant = 3.34X10-12 cu cm/molec-sec at 25 °C (est)
Refractive Index
Index of refraction: 1.4070
Vapor Density
5.4 (Air = 1)
Vapor Pressure
0.28 mmHg;0.3 mm Hg at 25 °C
Viscosity
1.59 cP at 20 °C