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Merck
CN

77367

ElectroGreen® (−)-Ethyl L-lactate

greener alternative

≥99.0%

Synonym(s):

(−)-Ethyl (S)-2-hydroxypropionate, (S)-(−)-2-Hydroxypropionic acid ethyl ester, L-Lactic acid ethyl ester

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About This Item

Empirical Formula (Hill Notation):
C5H10O3
CAS Number:
Molecular Weight:
118.13
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
211-694-1
MDL number:
Beilstein/REAXYS Number:
1720839
Assay:
≥99.0% (Sum of enantiomers, GC)
≥99.0%
Form:
liquid
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Product Name

(−)-Ethyl L-lactate, ≥99.0%

InChI key

LZCLXQDLBQLTDK-BYPYZUCNSA-N

InChI

1S/C5H10O3/c1-3-8-5(7)4(2)6/h4,6H,3H2,1-2H3/t4-/m0/s1

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)

assay

≥99.0% (Sum of enantiomers, GC)
≥99.0%

form

liquid

optical activity

[α]20/D −10.5±1°, neat

autoignition temp.

752 °F

expl. lim.

1.5 %, 100 °F

Quality Level

greener alternative product characteristics

Safer Solvents and Auxiliaries
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

impurities

≤0.1% water

evapn. residue

<0.01%

refractive index

n20/D 1.4130 (lit.)
n20/D 1.413

bp

154 °C (lit.)

mp

−26 °C (lit.)

density

1.034 g/mL at 20 °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

greener alternative category

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Application

biodegradable solvent replacement for optical and microelectronical purposes

Features and Benefits

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is a safer and more sustainable alternative to ethyl acetate and acetone. It is an ester of natural L-lactic acid, which is produced by fermentation of sugar and thus aligns with "Safer Solvents and Auxiliaries" and "Use of Renewable Feedstocks". Click here for more information.

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Danger

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

128.8 °F - closed cup

flash_point_c

53.8 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
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Francisco Pérez-Mendoza et al.
FEMS yeast research, 5(6-7), 685-690 (2005-03-23)
Thirty-nine yeasts isolated from apple, grape and cane juices were screened for their oxidoreductase activity. The two strains of Pichia, one isolated from apple and one from cane juices, appear to be promising strains for oxidoreductase activity on alpha-oxoesters. They
Betty K Ishida et al.
Journal of agricultural and food chemistry, 57(3), 1051-1059 (2009-01-14)
Few environmentally friendly solvents are available to extract carotenoids for use in foods. The most effective known solvents are products of the petroleum industry and toxic for human consumption. Yet carotenoid extracts are desirable for use in dietary supplements and
Chiew Lin Yap et al.
Journal of environmental sciences (China), 24(6), 1064-1075 (2012-01-01)
Solubility data of recalcitrant contaminants in cosolvents is essential to determine their potential applications in enhanced soil remediation. The solubilities of phenanthrene, anthracene, fluoranthene and benzo[a]pyrene in ethyl lactate/water and ethanol/water mixtures were measured using equilibrium techniques. The cosolvency powers
Marc R Elie et al.
Journal of hazardous materials, 248-249, 150-158 (2013-01-29)
The present study evaluates the capability of an activated-magnesium metal and protic co-solvents to promote the reductive degradation of three different polycyclic aromatic hydrocarbons, specifically pyrene, benzo[k]fluoranthene and benzo[g,h,i]perylene. Multivariate analyses demonstrated that the kinetics of degradation was affected by
Riccardo Levato et al.
Macromolecular bioscience, 12(4), 557-566 (2012-03-01)
PLA MPs are prepared via a novel and toxic-chemical-free fabrication route using ethyl lactate, a green solvent and FDA-approved aroma. MPs are obtained by a solution jet break-up and solvent displacement method. Adjusting flow parameters allows the tuning of MPs

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