DL-Mandelic acid
DL-Mandelic acid (CAS 90-64-2) is an organic compound with the linear formula C6H5CH(OH)COOH and a molecular weight of 152.15 g/mol. This alpha-hydroxy carboxylic acid is a valuable chiral building block utilised in organic synthesis. It serves as a key intermediate in the production of pharmaceuticals, agrochemicals, and other fine chemicals. DL-Mandelic acid is typically supplied as a crystalline solid.
- IUPAC
- (±)-α-Hydroxyphenylacetic acid
- Synonyms
- (±)-Mandelic acid(±)-α-Hydroxyphenylacetic aciddl-alpha-hydroxyphenylacetic acid2-Hydroxy-2-phenylacetic acid

Pharmaceutical Intermediate
DL-Mandelic acid is a crucial precursor in the synthesis of various pharmaceutical active ingredients (APIs). Its chiral nature makes it particularly useful for developing enantiomerically pure drugs.
Chemical Synthesis
As a versatile organic building block, it is employed in diverse chemical transformations. It acts as a reactant in esterification, amidation, and oxidation reactions for creating complex molecules.
Chiral Resolution Agent
The compound can be used for the optical resolution of racemic mixtures, separating enantiomers to obtain pure stereoisomers, essential in many synthetic processes.
Agrochemical Production
DL-Mandelic acid finds application in the synthesis pathway of certain pesticides and herbicides, contributing to the development of crop protection agents.
| Molecular weight | 152.15 |
|---|---|
| Linear formula | C6H5CH(OH)COOH |
| Assay | 99% |
| Grade | purum |
| Melting point | 119-121 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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-Mandelic acid used for?
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DL-Mandelic acid is primarily used as a building block in chemical synthesis, particularly for pharmaceuticals and agrochemicals. It also serves as a chiral resolution agent.
What are the CAS number and formula for DL-Mandelic acid?
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The CAS number for DL-Mandelic acid is 90-64-2, and its linear formula is C6H5CH(OH)COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies DL-Mandelic acid with an assay of 99% and a grade of 'purum'. We do not represent this product as USP, BP, or EP grade.
What are the safety precautions for handling DL-Mandelic acid?
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Handle DL-Mandelic acid with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. It is classified under WGK Germany 3.
How is DL-Mandelic acid packed and shipped?
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DL-Mandelic acid is carefully packed and exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical compounds.
How can I request a sample or quote for DL-Mandelic acid?
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Please contact our sales department via the website or by phone to request a sample or a quotation for DL-Mandelic acid.
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