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Ethyl L-lactate

CAS Number
687-47-8
EC Number
211-694-1
Chemical Formula
C5H10O3
Molecular Weight
118.13 g/mol

Description

Ethyl L-lactate (CAS 687-47-8 ) is the L-enantiomer of ethyl lactate, a naturally derived ester produced from lactic acid and ethanol. It functions as a biodegradable solvent and flavoring agent across food, cosmetic, and polymer processing applications. In food and beverage production, it contributes a mild, creamy, buttery note to flavor systems and is used as an acidulant in confectionery and dairy-style formulations. This versatile ingredient is recognized under FEMA 2440 for its safety and efficacy. Cosmetic formulators incorporate it as a solvent and humectant carrier in skin-care products. Its ability to solubilize active ingredients supports stable emulsion and serum formulations while maintaining a favorable safety profile for topical use. In the plastics and polymer industry, it serves as a processing solvent and stabilizer for biopolymers, including PLA-based systems. Its compatibility with bio-based materials supports green chemistry manufacturing targets and sustainable production cycles. It also functions as a carrier solvent in coatings and cleaning formulations requiring low toxicity and high biodegradability profiles. This makes it an ideal replacement for traditional petroleum-based solvents in sensitive industrial environments. Ethyl L-lactate is available as a clear liquid in food-grade and technical-grade specifications. Food-grade material is supplied to FCC standards, supporting direct use in flavor applications and ensuring compliance with global food safety regulations. Bulk quantities are typically offered in drums and IBC containers, with high-purity grades available for cosmetic and specialty solvent applications. Our supply chain ensures consistent quality and availability for large-scale industrial manufacturing needs. Contact us for supply of Ethyl L-lactate Request Quote

Other Names (Synonyms)

(L)-ethyl lactate | Ethyl (S)-2-hydroxypropionate | Propanoic acid, 2-hydroxy-, ethyl ester, (2S)- | (-)-ethyl lactate | GA1IKU79WZ | (S)-(-)-ethyl lactate | Propanoic acid, 2-hydroxy-, ethyl ester, (S)- | Lactic acid, ethyl ester, (-)-

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point−26 °C(lit.)
Boiling Point154 °C
Density1.025 g/cm³ @ Temp: 31 °C
Flash Point120 °F
Appearanceclear liquid
ColorClear colorless to pale yellow
Odorfruit-like odor
FormLiquid
Water SolubilitySOLUBLE
Vapor Pressure2 mm Hg ( 20 °C)
Refractive Indexn 20/D 1.4130(lit.)
pH4 (50g/l, H2O, 20℃)
Log P0.31 at 20℃

Safety & Handling

Danger
GHS02· FlammableGHS05· CorrosiveGHS07· Irritant

Hazard Statements

H226Flammable liquid and vapor
H318Causes serious eye damage
H335May cause respiratory irritation

Precautionary Statements

P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233Keep container tightly closed.
P240Ground and bond container and receiving equipment.
P241Use explosion-proof equipment.
P242Use non-sparking tools.
P243Take action to prevent static discharges.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P378Use … for extinction.
P233Store in a well-ventilated place. Keep container tightly closed.
P235Store in a well-ventilated place. Keep cool.
P353IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29181100
UN Number1192
ADR Class3
Packing GroupIII
Storage Class3 - Flammable liquids
WGK (Germany)1