(−)-Butyl L-lactate
(−)-Butyl L-lactate (CAS: 34451-19-9), a chiral ester with the formula C7H14O3 and a molecular weight of 146.18 g/mol, is a valuable building block in organic synthesis. Its stereochemistry makes it particularly useful in asymmetric synthesis for creating enantiomerically pure compounds. This ester finds applications in the development of pharmaceuticals and other complex organic molecules where precise stereochemical control is essential.
Chiral Building Block
(−)-Butyl L-lactate is a key chiral intermediate used in the synthesis of complex organic molecules. Its defined stereochemistry allows for the stereoselective construction of target compounds, particularly in pharmaceutical research and development.
Asymmetric Synthesis
This compound serves as a versatile substrate or chiral auxiliary in asymmetric synthesis. It facilitates the creation of enantiomerically enriched products, which are critical for the efficacy and safety of many active pharmaceutical ingredients.
Organic Synthesis Reagent
As an ester derived from L-lactic acid, (–)-Butyl L-lactate can be employed in various organic transformations. Its reactivity and chirality offer unique possibilities for synthetic chemists designing novel molecular architectures.
| Molecular weight | 146.18 |
|---|---|
| Empirical formula | C7H14O3 |
| Assay | ≥97.0% (sum of enantiomers, GC) |
| Boiling point | 183-190 °C(lit.) |
| Density | 0.981 g/mL at 20 °C(lit.) |
| Optical activity | [α]20/D −13±1°, neat |
| Vapour density | 4 (20 °C, vs air) |
| Melting point | −28 °C(lit.) |
| Autoignition temp | 720 °F |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 69 °C / 156.2 °F |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (–)-Butyl L-lactate primarily used for?
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Tech Serve Solutions supplies (–)-Butyl L-lactate primarily for applications in asymmetric synthesis and as a chiral building block in organic synthesis, particularly for the development of pharmaceuticals.
What are the CAS number and chemical formula for (–)-Butyl L-lactate?
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The CAS number for (–)-Butyl L-lactate is 34451-19-9, and its chemical formula is C7H14O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (–)-Butyl L-lactate with an assay of ≥97.0% (sum of enantiomers, GC). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
What are the main safety hazards associated with (–)-Butyl L-lactate?
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(–)-Butyl L-lactate is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, should be used, and good ventilation is recommended.
How is (–)-Butyl L-lactate packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports (–)-Butyl L-lactate in compliance with all relevant regulations for chemical handling and international transport. Specific packaging details can be provided upon request.
How can I request a sample or quote for (–)-Butyl L-lactate?
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To request a sample or a quote for (–)-Butyl L-lactate, please contact our sales team through the website or by phone. Provide your contact details and the quantity required.
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