Molekula
(−)-Ethyl L-lactate
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch
(−)-Ethyl L-lactate is a chiral organic ester derived from L-lactic acid, widely used as a solvent, flavor enhancer, and intermediate in pharmaceutical synthesis, as well as in biodegradable polymers and food additives. It appears as a clear, colorless liquid with a mild odor. Catalogue details: CAS 687-47-8, molecular formula C5H10O3, molecular weight 118.13 g/mol, storable at ambient conditions, and classified with a **Danger** signal word for hazards including skin irritation and eye damage. Molekula supplies (−)-Ethyl L-lactate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
(−)-Ethyl L-lactate is a chiral organic ester derived from L-lactic acid, widely used as a solvent, flavor enhancer, and intermediate in pharmaceutical synthesis, as well as in biodegradable polymers and food additives. It appears as a clear, colorless liquid with a mild odor. Catalogue details: CAS 687-47-8, molecular formula C5H10O3, molecular weight 118.13 g/mol, storable at ambient conditions, and classified with a **Danger** signal word for hazards including skin irritation and eye damage. Molekula supplies (−)-Ethyl L-lactate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless or light yellow transparent liquid |
| Odour | Light ether and butterlike aromas. |
| Solubility | Soluble in water, alcohol, ketone, ether, chloroform, grease |
| Purity (GC) | ≥ 98.0% |
| Moisture | ≤ 0.5% |
| Heavy Metals (Pb) | ≤ 0.001 mg/kg |
| Optical Purity | ≥ 98.0% |
| Arsenic (As) | ≤ 0.0001 mg/kg |
| Refractive Index n20 / D | 1.4080 - 1.4220 |
| Acid Value (mg KOH/g) | ≤ 5 |
| Relative density 25 / 25°C | 1.029 - 1.037 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 46 C |
| Transport Class | 3 |
| Packing Group | III |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 90031674 |
| CAS Number | 687-47-8 |
| Molecular Formula | C5H10O3 |
| Molecular Weight | 118.13 |
| SMILES | O=C(OCC)C(O)C |
| EC / UN Number | 1192 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29181151 |
| Tariff Code | 2918110000 |
Safety & GHS
-
Flammable
GHS02
-
Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- H226 Flammable liquid and vapour
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is (−)-Ethyl L-lactate commonly used for?
(−)-Ethyl L-lactate is primarily used as a chiral building block in organic synthesis, a solvent in pharmaceutical formulations, and as a flavoring agent in food and beverages.
What is the chemical formula and molecular weight of (−)-Ethyl L-lactate?
The chemical formula is **C5H10O3**, and the molecular weight is **118.13 g/mol**.
How should (−)-Ethyl L-lactate be stored?
Store at **ambient temperature** in a tightly sealed container, away from sources of ignition and incompatible materials.
What grades of (−)-Ethyl L-lactate does Molekula supply?
Molekula supplies **pharmaceutical-grade** (−)-Ethyl L-lactate, meeting high-purity standards for synthesis and formulation applications.
Can Molekula supply (−)-Ethyl L-lactate in bulk quantities?
Yes, Molekula can supply (−)-Ethyl L-lactate in **bulk quantities**, with flexible packaging options (drums, IBCs) for large-scale orders.
What documentation comes with an order of (−)-Ethyl L-lactate?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
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