(R)-(−)-2,2-Dimethyl-5-oxo-1,3-dioxolane-4-acetic acid
(R)-(−)-2,2-Dimethyl-5-oxo-1,3-dioxolane-4-acetic acid (CAS: 113278-68-5) is a chiral carboxylic acid with the molecular formula C7H10O5 and a molecular weight of 174.15 g/mol. This compound is a valuable building block in asymmetric synthesis, particularly for the preparation of complex organic molecules. Its defined stereochemistry makes it essential for stereoselective reactions in pharmaceutical and chemical research.
- Synonyms
- 113278-68-5

Chiral Building Block
Serves as a crucial chiral synthon in the stereoselective synthesis of complex organic molecules. Its inherent chirality allows for the introduction of specific stereocenters in target compounds.
Asymmetric Synthesis
Utilised in asymmetric synthesis to create enantiomerically pure or enriched products. It is a key intermediate for developing new pharmaceuticals and fine chemicals where stereochemistry is critical.
Organic Synthesis Reagent
A versatile reagent in organic chemistry laboratories for constructing intricate molecular architectures. Its functional groups allow for a range of chemical transformations.
| Molecular weight | 174.15 |
|---|---|
| Empirical formula | C7H10O5 |
| Assay | 95% |
| Optical activity | [α]20/D −3.5°, c = 1 in chloroform |
| Melting point | 108-112 °C(lit.) |

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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| 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 (R)-(−)-2,2-Dimethyl-5-oxo-1,3-dioxolane-4-acetic acid used for?
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This compound is primarily used as a chiral building block in asymmetric synthesis for the preparation of complex organic molecules and pharmaceuticals where stereochemistry is important.
What is the CAS number and molecular formula for this product?
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The CAS number is 113278-68-5, and the molecular formula is C7H10O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 95%. It is supplied for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
What are the safety and handling precautions for this chemical?
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This compound is a Warning irritant (H315, H319, H335). Handle with appropriate personal protective equipment including a dust mask (type N95), eyeshields, and gloves. Ensure adequate ventilation and avoid contact with skin, eyes, and clothing.
How is this chemical exported and shipped?
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Tech Serve Solutions is an experienced global supplier and exporter of fine chemicals, ensuring proper packaging and documentation for international shipments.
How can I request a sample or quote?
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To request a sample or a quote for (R)-(−)-2,2-Dimethyl-5-oxo-1,3-dioxolane-4-acetic acid, please contact our sales department through the website or by phone.
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