Molekula
حمض (−)-إيثيل ل-لاكتيك
(−)-Ethyl L-lactate
مؤهل وفق ISO 9001:2015 و ISO 14001:2015 · تقديم خدمات للمختبرات والصناعة منذ عام 2000 · شهادة التحليل مع كل دفعة
(−)-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.
نظرة عامة
(−)-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.
الأسعار ومقاسات التعبئة
المواصفات
| 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 |
التخزين والتعامل
| Property | Value |
|---|---|
| درجة حرارة التخزين | Ambient |
| نقطة الاشتعال | 46 C |
| فئة النقل | 3 |
| مجموعة التعبئة | III |
| الحموضة | Acid |
التعرف
| Property | Value |
|---|---|
| SKU | 90031674 |
| رقم CAS | 687-47-8 |
| الصيغة الجزيئية | C5H10O3 |
| الوزن الجزيئي | 118.13 |
| SMILES | O=C(OCC)C(O)C |
| رقم EC / رقم الأمم المتحدة | 1192 |
| رمز REACH | Y110 |
| مُدرَج وفق TSCA | نعم |
| رقم HTS | 29181151 |
| رقم التعريف الجمركي | 2918110000 |
السلامة ونظام التصنيف والتحذير العالمي
-
Flammable
GHS02
-
Corrosive
GHS05
-
Health Hazard
GHS07
بيانات الخطر
- H226 سائل وبخار لهوب
- H318 يسبب تلفاً شديداً للعين
- H335 قد يسبب تهيجاً تنفسياً
الوثائق
أوراق بيانات السلامة (SDS)
متوفر بـ English, French, German, Italian, Spanish.
شهادة التحليل (CoA) حسب الدفعة
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مرادفات
لا توجد أسماء بديلة مسجلة لهذا المنتج.
الأسئلة الشائعة
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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