Phenylglyoxylic acid
Phenylglyoxylic acid (CAS: 611-73-4), with the molecular formula C 6 5 COCOOH and a molecular weight of 150.13, is a carbonyl compound and carboxylic acid. It serves as a versatile building block in organic synthesis. This chemical is notable for its utility in various chemical transformations and research applications. Tech Serve Solutions offers this compound with a purity of ≥98.0% (T).
- IUPAC
- α-Oxophenylacetic acid,Benzoylformic acid
- Synonyms
- α-Oxophenylacetic acidBenzoylformic acid

Organic Synthesis Intermediate
Phenylglyoxylic acid is employed as a key intermediate in the synthesis of more complex organic molecules. Its dual functionality as a ketone and a carboxylic acid allows for diverse chemical reactions.
Pharmaceutical Research
This compound finds application in research and development within the pharmaceutical sector. It can be used in the exploration of new synthetic routes for active pharmaceutical ingredients.
Fine Chemical Manufacturing
As a fine chemical, phenylglyoxylic acid is utilised in the production of specialised chemicals. Its structure makes it valuable for creating specific molecular architectures required in various industries.
| Molecular weight | 150.13 |
|---|---|
| Linear formula | C6H5COCOOH |
| Assay | ≥98.0% (T) |
| Boiling point | 84 °C/0.1 mmHg |
| Solubility | methanol: soluble0.1 g/mL, clear |
| Melting point | 62-65 °C(lit.)62-65 °C |

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) | 26-28-36 |
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 Phenylglyoxylic acid used for?
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Phenylglyoxylic acid is primarily used as a building block and intermediate in organic synthesis, particularly in pharmaceutical research and fine chemical manufacturing.
What is the CAS number and formula for Phenylglyoxylic acid?
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The CAS number for Phenylglyoxylic acid is 611-73-4 and its linear formula is C 6 5 COCOOH.
What grade and purity does Tech Serve Solutions supply for Phenylglyoxylic acid?
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Tech Serve Solutions supplies Phenylglyoxylic acid with a purity of ≥98.0% (T). We do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should Phenylglyoxylic acid be handled safely?
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Phenylglyoxylic acid is classified with GHS07 symbol and a Warning signal word. It is labelled with hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Always consult the Safety Data Sheet (SDS) before handling.
Is Phenylglyoxylic acid a controlled substance?
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The provided data does not indicate that Phenylglyoxylic acid is a controlled substance.
How is Phenylglyoxylic acid packed and exported?
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Tech Serve Solutions professionally packs and exports chemicals globally, adhering to all necessary shipping and regulatory requirements for safe international transit.
How can I request a sample or quote for Phenylglyoxylic acid?
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To request a sample or a quote for Phenylglyoxylic acid, please contact our sales team through the website or by phone.
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