(+)-Isobutyl D-lactate
(+)-Isobutyl D-lactate (CAS: 61597-96-4), a chiral ester with the molecular formula C7H14O3 and a molecular weight of 146.18 g/mol, is a valuable compound in organic synthesis. It is recognised for its optical activity, exhibiting a specific rotation of +15.0±0.5°. This chemical is primarily utilised as a chiral building block in asymmetric synthesis and for general chemical synthesis applications, offering precise stereochemical control in complex molecular constructions.
- IUPAC
- R-(+)-Lactic acid isobutyl ester

Chiral Building Block in Asymmetric Synthesis
(+)-Isobutyl D-lactate serves as a crucial chiral synthon, enabling the stereoselective construction of complex organic molecules. Its inherent chirality makes it indispensable for synthesising enantiomerically pure compounds in pharmaceuticals and fine chemicals.
Intermediate for Organic Synthesis
This ester functions as a versatile intermediate in various organic synthesis pathways. Its reactive ester group and chiral centre allow for diverse chemical transformations, contributing to the creation of novel chemical entities.
Research and Development
Utilised in academic and industrial research settings, (+)-Isobutyl D-lactate aids in exploring new synthetic methodologies and developing stereoselective reactions. Its well-defined stereochemistry is vital for mechanistic studies and proof-of-concept syntheses.
| Molecular weight | 146.18 |
|---|---|
| Empirical formula | C7H14O3 |
| Assay | ≥99.0% (sum of enantiomers, GC) |
| Boiling point | 73 °C/13 mmHg(lit.) |
| Density | 0.974 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.418 |
| Optical activity | [α]20/D +15.0±0.5°, neat |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 67 °C / 152.6 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| Safety statements (S) | 26 |
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 (+)-Isobutyl D-lactate used for?
+
(+)-Isobutyl D-lactate is primarily used as a chiral building block in asymmetric synthesis and as a versatile intermediate in general organic synthesis. It is also employed in research and development for exploring new synthetic methodologies.
What are the CAS number and formula for (+)-Isobutyl D-lactate?
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The CAS number for (+)-Isobutyl D-lactate is 61597-96-4, and its molecular formula is C7H14O3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies (+)-Isobutyl D-lactate with an assay of ≥99.0% (sum of enantiomers, GC). We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product documentation.
What are the safety considerations for handling (+)-Isobutyl D-lactate?
+
(+)-Isobutyl D-lactate is labelled with a GHS07 symbol and a 'Warning' signal word, indicating it causes serious eye irritation (H319). Appropriate personal protective equipment, including eyeshields and gloves, should be worn. Always consult the Safety Data Sheet (SDS) for detailed handling and emergency procedures.
How is (+)-Isobutyl D-lactate packed and shipped?
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Our products, including (+)-Isobutyl D-lactate, are carefully packed to international standards for safe transit. We are experienced global suppliers and exporters, ensuring compliance with all relevant shipping regulations.
How can I request a sample or quote for (+)-Isobutyl D-lactate?
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To request a sample or a quotation for (+)-Isobutyl D-lactate, please contact our sales team through the website or by phone. Our specialists will be happy to assist you with your inquiry.
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