8.00457

Butyric acid

for synthesis

• Synonym(s): Butyric acid
• Empirical Formula (Hill Notation): C₄H₈O₂
• CAS Number: 107-92-6
• Molecular Weight: 88.11
• MDL number: MFCD00002814
• UNSPSC Code: 12352106
• EC Index Number: 203-532-3
• NACRES: NA.22

Properties

• vapor pressure: 0.56 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥99% (GC)
• form: liquid
• autoignition temp.: 425 °C
• potency: 2940 mg/kg LD₅₀, oral (Rat); 509 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 2-12.3 % (v/v)
• pH: 2.5 (20 °C, 100 g/L in H₂O)
• bp: 162-165 °C/1013 mbar
• mp: -8--5 °C
• transition temp: flash point 69 °C
• density: 0.96 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)
• InChI key: FERIUCNNQQJTOY-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.956 - 0.958
Water (K. F.): ≤ 0.2 %
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

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
• Storage Class: 8A - Combustible, corrosive hazardous materials
• wgk_germany: WGK 1
• flash_point_f: 161.6 °F - closed cup
• flash_point_c: 72 °C - closed cup