130974

Crotonic anhydride

95%

• Synonym(s): trans -Crotonic anhydride
• Linear Formula: (CH₃CH=CHCO)₂O
• CAS Number: 78957-07-0
• Molecular Weight: 154.16
• NACRES: NA.23
• PubChem Substance ID: 24847985
• UNSPSC Code: 12162002
• MDL number: MFCD00009286

Properties

• description: predominantly trans
• assay: 95%
• form: liquid
• refractive index: n20/D 1.473 (lit.)
• bp: 248 °C (lit.)
• density: 1.04 g/mL at 25 °C (lit.)
• SMILES string: C\C=C\C(=O)OC(=O)\C=C\C
• InChI: 1S/C8H10O3/c1-3-5-7(9)11-8(10)6-4-2/h3-6H,1-2H3/b5-3+,6-4+
• InChI key: VJDDQSBNUHLBTD-GGWOSOGESA-N

Description

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Codes: H314
• Precautionary Statements: P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 - P405
• Hazard Classifications: Skin Corr. 1B
• Storage Class: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flash Point (°F): 200.1 °F - closed cup
• Flash Point (°C): 93.4 °C - closed cup
• PPE (personal protective equipment): Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter