DL-3,4-Dihydroxymandelic acid
DL-3,4-Dihydroxymandelic acid (CAS 14883-87-5) is a chemical compound with the molecular formula (HO)2C6H3CH(OH)CO2H and a molecular weight of 184.15 g/mol. This organic molecule serves as a valuable building block in chemical synthesis. Its structure lends itself to various research applications, including analytical chemistry and biochemical studies, contributing to advancements in understanding complex biological pathways.
- Synonyms
- (HO)2C6H3CH(OH)CO2H

Analytical Reagent
DL-3,4-Dihydroxymandelic acid has been utilised in analytical methodologies for the simultaneous determination of related compounds in biological samples, such as urine. It aids in the precise quantification of specific metabolites.
Biochemical Research
This compound has been employed in studies investigating physiological processes, including research into changes in body temperature. Its application in such studies contributes to a deeper understanding of biological regulation.
Organic Synthesis Intermediate
As a functionalised aromatic carboxylic acid, DL-3,4-Dihydroxymandelic acid is a useful intermediate in the synthesis of more complex organic molecules. It provides a specific scaffold for further chemical elaboration.
| Molecular weight | 184.15 |
|---|---|
| Linear formula | (HO)2C6H3CH(OH)CO2H |
| Assay | 98% |
| Application | DL-3,4-Dihydroxymandelic acid was used in the simultaneous analysis of 4-hydroxy-3-methoxymandelic acid and 4-hydroxy- 3-methoxyphenylacetic acid in urine1. It was also used to study the changes in body temperature2. |
| Melting point | 136-137 °C (dec.)(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 DL-3,4-Dihydroxymandelic acid used for?
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DL-3,4-Dihydroxymandelic acid is used as an analytical reagent for compound analysis in biological samples and in biochemical research, including studies on body temperature. It also serves as an intermediate in organic synthesis.
What is the CAS number and molecular formula for DL-3,4-Dihydroxymandelic acid?
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The CAS number for DL-3,4-Dihydroxymandelic acid is 14883-87-5, and its linear formula is (HO)2C6H3CH(OH)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies DL-3,4-Dihydroxymandelic acid with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should DL-3,4-Dihydroxymandelic acid be handled safely?
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DL-3,4-Dihydroxymandelic acid 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 a dust mask type N95 (US), eyeshields, and gloves, should be used. Handle in a well-ventilated area.
Is DL-3,4-Dihydroxymandelic acid packed and shipped globally by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including DL-3,4-Dihydroxymandelic acid, and we ship worldwide.
How can I request a sample or quote for DL-3,4-Dihydroxymandelic acid?
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To request a sample or a quote for DL-3,4-Dihydroxymandelic acid, please contact our sales team through the website or by phone. Please include the CAS number 14883-87-5 in your request.
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