Triphenylacetic acid

Name: Triphenylacetic acid
Brand: Vaqora Chemicals
SKU: VQ-034600

About Triphenylacetic acid

Triphenylacetic acid (CAS 595-91-5) is an impurity of Vilanterol offered by Vaqora Chemicals. The compound has the formula C20H16O2, corresponding to a molecular weight of 288.3 g/mol. Systematically, it is named 2,2,2-triphenylacetic acid. Common synonyms include Acetic acid, triphenyl- and Benzeneacetic acid, alpha,alpha-diphenyl-.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Vilanterol, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Vilanterol

View every impurity, metabolite and intermediate we list for Vilanterol.

Vilanterol impurities

Specifications & identifiers

Chemical identifiers
Product name	Triphenylacetic acid
Catalogue No.	VQ-034600
CAS Number	595-91-5
IUPAC name	2,2,2-triphenylacetic acid
Molecular formula	C₂₀H₁₆O₂
Molecular weight	288.3 g/mol
Exact mass	288.115
Grade	Reference Standard
HSN code	38229090
InChIKey	DCYGAPKNVCQNOE-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C(C2=CC=CC=C2)(C3=CC=CC=C3)C(=O)O
PubChem CID	68992

Physical properties
Physical form	Solid
LogP (XLogP3)	4
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Synonyms	Acetic acid, triphenyl-, Benzeneacetic acid, alpha,alpha-diphenyl-, 2,2,2-triphenyl-acetic acid, Benzeneacetic acid, .alpha.,.alpha.-diphenyl-, .alpha.-Toluic acid, .alpha.,.alpha.-diphenyl-, triphenylacetate, alpha-Toluic acid, alpha,alpha-diphenyl-, 2,2,2-triphenylaceticacid, TriphenylessigsA currencyure, Benzeneacetic acid,.alpha.-diphenyl-

Safety & hazard information (GHS)

Hazard statements

H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P273, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Triphenylacetic acid?

The CAS Registry Number of Triphenylacetic acid is 595-91-5. It is also known as Acetic acid, triphenyl-, Benzeneacetic acid, alpha,alpha-diphenyl-, 2,2,2-triphenyl-acetic acid.

What is the molecular formula and molecular weight of Triphenylacetic acid?

Triphenylacetic acid has the molecular formula C20H16O2 and a molecular weight of 288.3 g/mol. Its IUPAC name is 2,2,2-triphenylacetic acid.

What is Triphenylacetic acid used for?

Triphenylacetic acid is supplied as a characterised reference material related to Vilanterol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Triphenylacetic acid can I order?

We supply Triphenylacetic acid in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Triphenylacetic acid?

Yes. Every lot of Triphenylacetic acid is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Triphenylacetic acid be shipped internationally?

Yes. We export Triphenylacetic acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.