W527211

Butyric anhydride

98%

• Synonym(s): Butanoic anhydride
• Linear Formula: (CH₃CH₂CH₂CO)₂O
• CAS Number: 106-31-0
• Molecular Weight: 158.19
• Beilstein/REAXYS Number: 1099474
• EC Number: 203-383-4
• MDL number: MFCD00009389
• UNSPSC Code: 12164502
• PubChem Substance ID: 24902113
• NACRES: NA.21

Properties

• biological source: synthetic
• vapor density: 5.45 (vs air)
• vapor pressure: 10 mmHg ( 79.5 °C)
• assay: 98%
• autoignition temp.: 535 °F
• expl. lim.: 1.1 %, 104 °F; 7.6 %, 144 °F
• refractive index: n20/D 1.413 (lit.)
• bp: 198-199 °C (lit.)
• mp: −75-−66 °C (lit.)
• density: 0.967 g/mL at 25 °C (lit.)
• application(s): flavors and fragrances
• documentation: see Safety & Documentation for available documents
• food allergen: no known allergens
• organoleptic: butter
• SMILES string: CCCC(=O)OC(=O)CCC
• InChI: 1S/C8H14O3/c1-3-5-7(9)11-8(10)6-4-2/h3-6H2,1-2H3
• InChI key: YHASWHZGWUONAO-UHFFFAOYSA-N

Description

Application

Butyric anhydride can be used to prepare various flavor & fragrance compounds like neryl butyrate, geranyl butyrate, and butyl butyrllactate.

Disclaimer

For R&D or non-EU Food use. Not for retail sale.

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H302,H314
• pcodes: P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B
• supp_hazards: EUH014
• Storage Class: 8A - Combustible corrosive hazardous materials
• wgk_germany: WGK 1
• flash_point_f: 188.6 °F - closed cup
• flash_point_c: 87 °C - closed cup
• ppe: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter