W220500

Butyl (S)-(−)-lactate

≥97%, FG

• Synonym(s): (−)-Butyl L-lactate
• Linear Formula: CH₃CH(OH)CO₂(CH₂)₃CH₃
• CAS Number: 34451-19-9
• Molecular Weight: 146.18
• FEMA Number: 2205
• Beilstein: 1721597
• MDL number: MFCD00066454
• UNSPSC Code: 12164502
• PubChem Substance ID: 329830460
• Flavis number: 9.434
• NACRES: NA.21

Properties

• biological source: synthetic
• Quality Level: 400
• grade: FG; Fragrance grade; Halal; Kosher
• Agency: follows IFRA guidelines; meets purity specifications of JECFA
• reg. compliance: EU Regulation 1223/2009; EU Regulation 1334/2008 & 178/2002; FDA 21 CFR 117
• vapor density: 4 (20 °C, vs air)
• Assay: ≥97%
• autoignition temp.: 720 °F
• impurities: may contain ≤0.5% 1-Butanol (residual solvent)
• bp: 185-187 °C (lit.)
• mp: −28 °C (lit.)
• density: 0.984 g/mL at 25 °C (lit.)
• application(s): flavors and fragrances
• Documentation: see Safety & Documentation for available documents
• food allergen: no known allergens
• fragrance allergen: no known allergens
• Organoleptic: creamy; waxy; earthy
• SMILES string: CCCCOC(=O)[C@H](C)O
• InChI: 1S/C7H14O3/c1-3-4-5-10-7(9)6(2)8/h6,8H,3-5H2,1-2H3/t6-/m0/s1
• InChI key: MRABAEUHTLLEML-LURJTMIESA-N

Description

General description

Butyl (S)-(-)-lactate (Butyl-S-lactate) is an alkyl lactate. It is widely used as a food additive. Enantioselective synthesis of butyl-S-lactate has been described.

Safety Information

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point(F): 156.2 °F - closed cup
• Flash Point(C): 69 °C - closed cup