B103500

Butyric acid

≥99%

• Synonym(s): 1-Propanecarboxylic acid, Ethylacetic acid, Propylformic acid, n-Butanoic acid, n-Butyric acid
• Linear Formula: CH₃CH₂CH₂COOH
• CAS Number: 107-92-6
• Molecular Weight: 88.11
• Beilstein/REAXYS Number: 906770
• EC Number: 203-532-3
• MDL number: MFCD00002814
• UNSPSC Code: 12352100
• PubChem Substance ID: 24891550
• NACRES: NA.22

Properties

• vapor density: 3.04 (vs air)
• Quality Level: 200
• vapor pressure: 0.43 mmHg ( 20 °C)
• assay: ≥99%
• form: liquid
• autoignition temp.: 824 °F
• expl. lim.: 10 %
• technique(s): HPLC: suitable
• refractive index: n20/D 1.398 (lit.)
• pH: 2 (25 °C, 10 g/L); 3 (20 °C, 10 g/L)
• bp: 162 °C (lit.)
• mp: −6-−3 °C (lit.)
• density: 0.964 g/mL at 25 °C (lit.)
• SMILES string: CCCC(O)=O
• InChI: 1S/C4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)
• InChI key: FERIUCNNQQJTOY-UHFFFAOYSA-N
• Gene Information: human ... HDAC1(3065)

Description

General description

Butyric acid, also known as Ethylacetic acid, is a short-chain volatile fatty acid that is commonly used as a precursor in the synthesis of ethyl butyrate and butyl butyrate.

Application

Butyric acid may be used as a starting material in the preparation of 4-heptanone.

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H302,H314,H335
• pcodes: P261 - P271 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
• target_organs: Respiratory system
• 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
• ppe: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter