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(−)-Ethyl L-lactate

SIAL/77367 - photoresist grade, ≥99.0%

Synonym: (−)-Ethyl (S)-2-hydroxypropionate; (S)-(−)-2-Hydroxypropionic acid ethyl ester; L-Lactic acid ethyl ester

CAS Number: 687-47-8
Empirical Formula (Hill Notation): C5H10O3
Molecular Weight: 118.13
EC Number: 211-694-1
MDL Number: MFCD00004518
Linear Formula: C5H10O3
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-77367-250ML 250 mL
$59.50
1/EA
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45-77367-1L 1 L
$259.00
1/EA
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assay ≥99.0%
  ≥99.0% (Sum of enantiomers, GC)
autoignition temp. 752 °F
bp 154 °C (lit.)
cation traces Ca: ≤0.01 mg/kg
  Cr: ≤0.01 mg/kg
  Cu: ≤0.01 mg/kg
  Fe: ≤0.01 mg/kg
  K: ≤0.01 mg/kg
  Mg: ≤0.01 mg/kg
  Mn: ≤0.01 mg/kg
  Na: ≤0.03 mg/kg
  Ni: ≤0.01 mg/kg
  Pb: ≤0.01 mg/kg
density 1.034 g/mL at 20 °C (lit.)
evapn. residue <0.01%
expl. lim. 1.5 %, 100 °F
form liquid
grade photoresist grade
impurities ≤0.1% water
InChI 1S/C5H10O3/c1-3-8-5(7)4(2)6/h4,6H,3H2,1-2H3/t4-/m0/s1
InChI key LZCLXQDLBQLTDK-BYPYZUCNSA-N
mp −26 °C (lit.)
optical activity [α]20/D −10.5±1°, neat
Quality Level 100 
refractive index n20/D 1.413
  n20/D 1.4130 (lit.)
SMILES string C[C@H](O)C(OCC)=O
vapor density 4.1 (vs air)
vapor pressure 2 mmHg ( 20 °C)
  5 mmHg ( 30 °C)
Application: biodegradable solvent replacement for optical and microelectronical purposes
Purity ≥99.0% (Sum of enantiomers, GC); ≥99.0%
bp 154 °C (lit.)
mp −26 °C (lit.)
Density 1.034 g/mL at 20 °C (lit.)
Refractive Index n20/D 1.4130 (lit.); n20/D 1.413
UNSPSC 12352300

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