4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carbox… 119736-16-2

Name: 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid
Brand: Vaqora Chemicals
SKU: VQ-043922

About 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid

4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid (CAS 119736-16-2) is an impurity of Dolutegravir offered by Vaqora Chemicals. With the molecular formula C13H10O5, it has a molar mass of 246.21 g/mol. The IUPAC name is 4-oxo-3-phenylmethoxypyran-2-carboxylic acid. It is also known as 3-benzyloxy-4-oxo-4H-pyran-2-carboxylic acid or 3-benzyloxy-4-oxo-pyran-2-carboxylic acid.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Dolutegravir to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. 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 Dolutegravir

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

Dolutegravir impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid
Catalogue No.	VQ-043922
CAS Number	119736-16-2
IUPAC name	4-oxo-3-phenylmethoxypyran-2-carboxylic acid
Molecular formula	C₁₃H₁₀O₅
Molecular weight	246.21 g/mol
Exact mass	246.0528
Grade	Reference Standard
HSN code	38229090
InChIKey	KJSJBKBZMGSIPT-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)COC2=C(OC=CC2=O)C(=O)O
PubChem CID	21792546

Physical properties
Physical form	Solid
LogP (XLogP3)	1.5
H-bond donors / acceptors	1 / 5
TPSA	72.8 Å²
Synonyms	3-(benzyloxy)-4-oxo-4h-pyran-2-carboxylic acid, 4H-Pyran-2-carboxylic acid, 4-oxo-3-(phenylmethoxy)-, 4-Oxo-3-(phenylmethoxy)-4H-pyran-2-carboxylic acid, 3-benzyloxy-4-oxo-4H-pyran-2-carboxylic acid, 3-benzyloxy-4-oxo-pyran-2-carboxylic acid, 3-(benzyloxy)-4-oxo-4h-pyran-2-carboxylicacid, Pinacol 1 - (1-ethoxyethyl) - 4-pyrazole borate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation

Precautionary statements: P264, P264 + P265, P280, P302 + P352, P305 + P351 + P338, P321, P332 + P317, P337 + P317, P362 + P364

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 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid?

The CAS Registry Number of 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid is 119736-16-2. It is also known as 3-(benzyloxy)-4-oxo-4h-pyran-2-carboxylic acid, 4H-Pyran-2-carboxylic acid, 4-oxo-3-(phenylmethoxy)-, 4-Oxo-3-(phenylmethoxy)-4H-pyran-2-carboxylic acid.

What is the molecular formula and molecular weight of 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid?

4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid has the molecular formula C13H10O5 and a molecular weight of 246.21 g/mol. Its IUPAC name is 4-oxo-3-phenylmethoxypyran-2-carboxylic acid.

What is 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid used for?

4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid is supplied as a characterised reference material related to Dolutegravir. 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 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid can I order?

We supply 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic 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 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid?

Yes. Every lot of 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic 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 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic acid be shipped internationally?

Yes. 4-Oxo-3-[(Phenylmethyl)oxy]-4H-pyran-2-carboxylic 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.