166898

3-Hydroxybutyric acid

95%

• Synonym(s): (±)-3-Hydroxybutanoic acid, DL-β-Hydroxybutyric acid
• Linear Formula: CH₃CH(OH)CH₂COOH
• Molecular Weight: 104.10
• Beilstein: 773861
• EC Number: 206-099-9
• MDL number: MFCD00004546
• UNSPSC Code: 12352100
• PubChem Substance ID: 24850187
• NACRES: NA.22

Properties

• Quality Level: 100
• Assay: 95%
• refractive index: n20/D 1.443 (lit.)
• bp: 118-120 °C/2 mmHg (lit.)
• solubility: ethanol: soluble 50 mg/mL, clear
• density: 1.126 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: CC(O)CC(O)=O
• InChI: 1S/C4H8O3/c1-3(5)2-4(6)7/h3,5H,2H2,1H3,(H,6,7)
• InChI key: WHBMMWSBFZVSSR-UHFFFAOYSA-N

Description

General description

3-Hydroxybutyric acid forms films of random copolymer with (R)-3-hydroxypentanoic acid, (R)-3-hydroxyhexanoic acid, 4-hydroxybutyric acid, 6-hydroxyhexanoic acid and (S,S)-lactide by the melt-crystallized method. It is an important intermediate for the fine chemical industry.

Application

3-Hydroxybutyric acid was used in enantioselective synthesis of D-(-)-3-hydroxybutyric acid by Escherichia coli.

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Statements: H314
• Precautionary Statements: P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 - P405
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flash Point(F): 233.6 °F - closed cup
• Flash Point(C): 112 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves