(L)-Dehydroascorbic acid
(L)-Dehydroascorbic acid (CAS: 490-83-5; C6H6O6) is a carbohydrate derivative with a molecular weight of 174.11 g/mol. It functions as a stable oxidant, particularly in biological and chemical synthesis applications. This compound is recognised for its role in oxidation-reduction reactions and serves as a valuable reagent in various chemical research and development processes. TSS supplies (L)-Dehydroascorbic acid for laboratory and industrial use.

Chemical Synthesis
(L)-Dehydroascorbic acid is employed as an oxidant in organic synthesis. Its ability to accept electrons makes it useful for dehydrogenation reactions and the preparation of various organic compounds.
Biochemical Research
In chemical biology, it serves as a probe or reagent for studying enzymatic reactions and biological pathways involving oxidation and reduction processes. It is a key intermediate in vitamin C metabolism.
Analytical Chemistry
This compound can be utilised in specific analytical methods where a controlled oxidizing agent is required. Its predictable redox potential allows for quantitative analysis in certain contexts.
| Molecular weight | 174.11 |
|---|---|
| Empirical formula | C6H6O6 |
| Melting point | 228 °C (dec.)(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 (L)-Dehydroascorbic acid used for?
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(L)-Dehydroascorbic acid is primarily used as an oxidant in chemical synthesis and as a reagent in biochemical research for studying oxidation-reduction reactions.
What are the CAS number and formula for (L)-Dehydroascorbic acid?
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The CAS number for (L)-Dehydroascorbic acid is 490-83-5, and its empirical formula is C6H6O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (L)-Dehydroascorbic acid; the specific grade and purity (assay) are detailed in our product specifications. We do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should (L)-Dehydroascorbic acid be handled?
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Handle (L)-Dehydroascorbic acid with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, as it is harmful if swallowed (H302).
Is (L)-Dehydroascorbic acid a controlled substance?
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Based on the provided data, (L)-Dehydroascorbic acid is not indicated as a controlled substance.
How is (L)-Dehydroascorbic acid packed and shipped?
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Our products are carefully packed to maintain integrity during transit and are available for export worldwide. Specific packaging details can be provided upon request.
How can I request a sample or quote for (L)-Dehydroascorbic acid?
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To request a sample or obtain a quote, please contact our sales team through the inquiry form on our website, providing your specific requirements.
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