Benzophenone-13C

Name: Benzophenone-13C
Brand: Vaqora Chemicals
SKU: VQ-035940

About Benzophenone-13C

Benzophenone-13C (CAS 32488-48-5) is a stable isotope labelled analogue related to Benzophenone offered by Vaqora Chemicals. Formula C13H10O, molecular weight 183.21 g/mol. The IUPAC name is diphenyl(113C)methanone. Alternative names: Diphenyl(~13~C)methanone and Benzophenone-(carbonyl-13C).

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

This isotope-labelled compound is used as an internal standard for LC-MS and LC-MS/MS quantitation of Benzophenone and related analytes in bioanalytical, pharmacokinetic and impurity studies. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Benzophenone-13C in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Benzophenone

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

Benzophenone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Benzophenone-13C
Catalogue No.	VQ-035940
CAS Number	32488-48-5
IUPAC name	diphenyl(113C)methanone
Molecular formula	C₁₃H₁₀O
Molecular weight	183.21 g/mol
Exact mass	183.0765
Grade	Reference Standard
HSN code	38229090
InChIKey	RWCCWEUUXYIKHB-KCKQSJSWSA-N
SMILES	C1=CC=C(C=C1)[13C](=O)C2=CC=CC=C2
PubChem CID	11171364

Physical properties
Physical form	Solid
LogP (XLogP3)	3.4
H-bond donors / acceptors	0 / 1
TPSA	17.1 Å²
Synonyms	Diphenyl(~13~C)methanone, Benzophenone-(carbonyl-13C), Benzophenone-13C1 (carbonyl-13C), TMIJ-0522, Benzophenone-13C (carbonyl-13C)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 Benzophenone-13C?

The CAS Registry Number of Benzophenone-13C is 32488-48-5. It is also known as Diphenyl(~13~C)methanone, Benzophenone-(carbonyl-13C), Benzophenone-13C1 (carbonyl-13C).

What is the molecular formula and molecular weight of Benzophenone-13C?

Benzophenone-13C has the molecular formula C13H10O and a molecular weight of 183.21 g/mol. Its IUPAC name is diphenyl(113C)methanone.

What is Benzophenone-13C used for?

Benzophenone-13C is supplied as a characterised reference material related to Benzophenone. 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 Benzophenone-13C can I order?

We supply Benzophenone-13C 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 Benzophenone-13C?

Yes. Every lot of Benzophenone-13C 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 Benzophenone-13C be shipped internationally?

Yes. Benzophenone-13C 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.