8.00503

Butyric anhydride

for synthesis

• Synonym(s): Butyric anhydride
• Linear Formula: (CH₃CH₂CH₂CO)₂O
• CAS Number: 106-31-0
• Molecular Weight: 158.19
• MDL number: MFCD00009389
• UNSPSC Code: 12352106
• EC Index Number: 203-383-4
• NACRES: NA.22

Properties

• vapor pressure: 0.4 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥97.0% (GC)
• form: liquid
• autoignition temp.: 290 °C
• potency: 8790 mg/kg LD₅₀, oral (Rat); 6400 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.1-7.6 % (v/v)
• bp: 195-199 °C/1013 hPa
• mp: -75 °C
• transition temp: flash point 87 °C
• density: 0.963 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C8H14O3/c1-3-5-7(9)11-8(10)6-4-2/h3-6H2,1-2H3
• InChI key: YHASWHZGWUONAO-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.966 - 0.968
Identity (IR): passes test

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