8.00821

Pentanoic acid

for synthesis

• Synonym(s): Pentanoic acid, Valeric acid
• Linear Formula: CH₃(CH₂)₃COOH
• CAS Number: 109-52-4
• Molecular Weight: 102.13
• MDL number: MFCD00004413
• UNSPSC Code: 12352106
• EC Index Number: 203-677-2
• NACRES: NA.22

Properties

• vapor pressure: 0.3 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥98.0% (GC)
• form: liquid
• autoignition temp.: 360 °C
• potency: >2000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.8-7.3 % (v/v)
• pH: 2.7 (20 °C, 40 g/L in H₂O)
• bp: 186 °C/1013 hPa
• mp: -32 °C
• transition temp: flash point 86 °C
• solubility: 40 g/L
• density: 0.938 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C5H10O2/c1-2-3-4-5(6)7/h2-4H2,1H3,(H,6,7)
• InChI key: NQPDZGIKBAWPEJ-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.938 - 0.940
Identity (IR): passes test

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314 - H412
• pcodes: P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B
• Storage Class: 8A - Combustible, corrosive hazardous materials
• wgk_germany: WGK 1
• flash_point_f: 192.2 °F - closed cup
• flash_point_c: 89 °C - closed cup