Diphenyl methoxy acetic acid

Name: Diphenyl methoxy acetic acid
Brand: Vaqora Chemicals
SKU: VQ-036733

About Diphenyl methoxy acetic acid

Listed under CAS 21409-25-6, Diphenyl methoxy acetic acid is a process intermediate or related compound of Diphenhydramine available from Vaqora Chemicals. The compound has the formula C15H14O3, corresponding to a molecular weight of 242.27 g/mol. Systematically, it is named 2-benzhydryloxyacetic acid. It is also known as 2-(diphenylmethoxy)acetic acid or Acetic acid, (diphenylmethoxy)-.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is a process intermediate or related compound in the synthesis of Diphenhydramine, useful for route development, impurity fate-and-purge studies and analytical method development. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Diphenyl methoxy acetic acid in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Industries

Related to Diphenhydramine

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

Diphenhydramine impurities

Specifications & identifiers

Chemical identifiers
Product name	Diphenyl methoxy acetic acid
Catalogue No.	VQ-036733
CAS Number	21409-25-6
IUPAC name	2-benzhydryloxyacetic acid
Molecular formula	C₁₅H₁₄O₃
Molecular weight	242.27 g/mol
Exact mass	242.0943
InChIKey	KWGQOJWITMQEOT-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C(C2=CC=CC=C2)OCC(=O)O
PubChem CID	597513

Physical properties
Physical form	Solid
LogP (XLogP3)	2.9
H-bond donors / acceptors	1 / 3
TPSA	46.5 Å²
Synonyms	2-(diphenylmethoxy)acetic acid, Acetic acid, (diphenylmethoxy)-, (Benzhydryloxy)acetic acid, 2-(benzhydryloxy)acetic acid, 2-(benzhydryloxy)aceticacid, (Benzhydryloxy)acetic acid #

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 Diphenyl methoxy acetic acid?

The CAS Registry Number of Diphenyl methoxy acetic acid is 21409-25-6. It is also known as 2-(diphenylmethoxy)acetic acid, Acetic acid, (diphenylmethoxy)-, (Benzhydryloxy)acetic acid.

What is the molecular formula and molecular weight of Diphenyl methoxy acetic acid?

Diphenyl methoxy acetic acid has the molecular formula C15H14O3 and a molecular weight of 242.27 g/mol. Its IUPAC name is 2-benzhydryloxyacetic acid.

What is Diphenyl methoxy acetic acid used for?

Diphenyl methoxy acetic acid is supplied as a characterised reference material related to Diphenhydramine. 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 Diphenyl methoxy acetic acid can I order?

We supply Diphenyl methoxy acetic acid, 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 Diphenyl methoxy acetic acid?

Yes. Every lot of Diphenyl methoxy acetic 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 Diphenyl methoxy acetic acid be shipped internationally?

Yes. Diphenyl methoxy acetic acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.