Molekula
Diphenylacetic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Diphenylacetic acid is a white crystalline solid used in organic synthesis and pharmaceutical research. It serves as an intermediate in the production of active pharmaceutical ingredients and specialty chemicals. Available with CAS number 117-34-0, molecular formula (C6H5)2CHCO2H, and molecular weight 212.24 g/mol, it is stable at ambient storage conditions. Molekula supplies Diphenylacetic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £14.80 per pack ex VAT · £17.76 inc. VAT
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100 g — £36.90 per pack ex VAT · £44.28 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to light yellow crystal |
| Melting Point | 145 - 149 Deg C |
| Identification | Conforms to reference |
| Loss on Drying | <1.0% |
| Assay | >98% |
| Related Substances | <1.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Vapour Pressure | 0.00000963 mmHg |
Source: PubChem CID 8333 (Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 48489711 |
| CAS Number | 117-34-0 |
| IUPAC Name | 2,2-diphenylacetic acid |
| EC Number | 204-185-0 |
| Molecular Formula | (C6H5)2CHCO2H |
| Molecular Weight | 212.24 |
| Exact Mass | 212.0837 |
| SMILES | C1=CC=C(C=C1)C(C2=CC=CC=C2)C(=O)O |
| InChIKey | PYHXGXCGESYPCW-UHFFFAOYSA-N |
| InChI | InChI=1S/C14H12O2/c15-14(16)13(11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10,13H,(H,15,16) |
| PubChem CID | 8333 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29163979 |
| Tariff Code | 2916399090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H303 May be harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- .alpha.-Toluic acid, .alpha.-phenyl-
- .alpha.,.alpha.-Diphenylacetic acid
- 1,1-Diphenylacetic acid
- 2,2-diphenylacetic acid
- Acetic acid, diphenyl-
- alpha-phenylbenzeneacetic acid
- Benzeneacetic acid, alpha-phenyl-
- Diphenylethanoic acid
- Diphenylmethane-alpha-carboxylic Acid
Frequently asked questions
What is diphenylacetic acid used for?
It is primarily used as an intermediate in the synthesis of pharmaceuticals and organic compounds.
What is the chemical formula and molecular weight of diphenylacetic acid?
The formula is (C6H5)2CHCO2H and the molecular weight is 212.24 g/mol.
How should diphenylacetic acid be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for diphenylacetic acid?
We offer technical grade; custom grades available upon request.
Can Molekula supply diphenylacetic acid in bulk?
Yes, we can supply diphenylacetic acid in bulk quantities—please contact us for pricing and availability.
What documentation comes with an order of diphenylacetic acid?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.