Tolcapone USP Related Compound B

Name: Tolcapone USP Related Compound B
Brand: Vaqora Chemicals
SKU: VQ-028433

About Tolcapone USP Related Compound B

Listed under CAS 134612-80-9, Tolcapone USP Related Compound B is a pharmacopeial impurity of Tolcapone available from Vaqora Chemicals. Formula C15H13NO5, molecular weight 287.27 g/mol. Systematically, it is named (4-hydroxy-3-methoxy-5-nitrophenyl)-(4-methylphenyl)methanone. Alternative names: 3-O-Methyl Tolcapone and Tolcapone Related Compound B.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Tolcapone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Tolcapone USP Related Compound B in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Tolcapone

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

Tolcapone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tolcapone USP Related Compound B
Catalogue No.	VQ-028433
CAS Number	134612-80-9
IUPAC name	(4-hydroxy-3-methoxy-5-nitrophenyl)-(4-methylphenyl)methanone
Molecular formula	C₁₅H₁₃NO₅
Molecular weight	287.27 g/mol
Exact mass	287.0794
Grade	Reference Standard
HSN code	38229090
InChIKey	VCNSNEJUGBEWTA-UHFFFAOYSA-N
SMILES	CC1=CC=C(C=C1)C(=O)C2=CC(=C(C(=C2)OC)O)[N+](=O)[O-]
PubChem CID	126117

Physical properties
Physical form	Solid
LogP (XLogP3)	3.6
H-bond donors / acceptors	1 / 5
TPSA	92.4 Å²
Synonyms	3-O-Methyl Tolcapone, 4-Hydroxy-3-methoxy-4'-methyl-5-nitrobenzophenone, Tolcapone Related Compound B, 3-O-Methyltolcapone, Methanone, (4-hydroxy-3-methoxy-5-nitrophenyl)(4-methylphenyl)-, (4-Hydroxy-3-methoxy-5-nitrophenyl)(p-tolyl)methanone, (4-Hydroxy-3-methoxy-5-nitrophenyl)(4-methylphenyl)methanone, Tolcapone Impurity 1, (4-hydroxy-3-methoxy-5-nitro-phenyl)-(p-tolyl)methanone

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 Tolcapone USP Related Compound B?

The CAS Registry Number of Tolcapone USP Related Compound B is 134612-80-9. It is also known as 3-O-Methyl Tolcapone, 4-Hydroxy-3-methoxy-4'-methyl-5-nitrobenzophenone, Tolcapone Related Compound B.

What is the molecular formula and molecular weight of Tolcapone USP Related Compound B?

Tolcapone USP Related Compound B has the molecular formula C15H13NO5 and a molecular weight of 287.27 g/mol. Its IUPAC name is (4-hydroxy-3-methoxy-5-nitrophenyl)-(4-methylphenyl)methanone.

What is Tolcapone USP Related Compound B used for?

Tolcapone USP Related Compound B is supplied as a characterised reference material related to Tolcapone. 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 Tolcapone USP Related Compound B can I order?

We supply Tolcapone USP Related Compound B 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 Tolcapone USP Related Compound B?

Yes. Every lot of Tolcapone USP Related Compound B 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 Tolcapone USP Related Compound B be shipped internationally?

Yes. We export Tolcapone USP Related Compound B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.