Dosulepin EP Impurity B

Name: Dosulepin EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-025382

About Dosulepin EP Impurity B

Dosulepin EP Impurity B (CAS 1531-77-7) is a pharmacopeial impurity of Dosulepin offered by Vaqora Chemicals. Its molecular formula is C14H10OS and its molecular weight is 226.3 g/mol. The IUPAC name is 6H-benzo[c][1]benzothiepin-11-one. Alternative names: Dosulepin Impurity B and Dosulepin Hydrochloride - Impurity B.

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. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

This Dosulepin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Dosulepin EP Impurity 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 Dosulepin

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

Dosulepin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Dosulepin EP Impurity B
Catalogue No.	VQ-025382
CAS Number	1531-77-7
IUPAC name	6H-benzo[c][1]benzothiepin-11-one
Molecular formula	C₁₄H₁₀OS
Molecular weight	226.3 g/mol
Exact mass	226.0452
Grade	Reference Standard
HSN code	38229090
InChIKey	JGJDEWXZEIHBNW-UHFFFAOYSA-N
SMILES	C1C2=CC=CC=C2C(=O)C3=CC=CC=C3S1
PubChem CID	73741

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	0 / 2
TPSA	42.4 Å²
Synonyms	Dosulepin Impurity B, Dosulepin Hydrochloride - Impurity B, Dibenzo[b,e]thiepin-11(6H)-one, Dibenzo(b,e)thiepin-11(6H)-one, 6,11-Dihydrodibenzo[b,e]thiepin-11-one, Homothioxanthone, 6,11-Dihydrodibenzo(b,e)thiepin-11-one, Dibenz[b,e]thiepin-11(6H)-one, 1-Oxo-6,11-dihydrodibenzo[b,e]thiepin, Baloxavir impurity C050, 6,11-Dihydrodibenzo[b,e]thiep, 6H-dibenzo[c,f]thiepan-11-one

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 Dosulepin EP Impurity B?

The CAS Registry Number of Dosulepin EP Impurity B is 1531-77-7. It is also known as Dosulepin Impurity B, Dosulepin Hydrochloride - Impurity B, Dibenzo[b,e]thiepin-11(6H)-one.

What is the molecular formula and molecular weight of Dosulepin EP Impurity B?

Dosulepin EP Impurity B has the molecular formula C14H10OS and a molecular weight of 226.3 g/mol. Its IUPAC name is 6H-benzo[c][1]benzothiepin-11-one.

What is Dosulepin EP Impurity B used for?

Dosulepin EP Impurity B is supplied as a characterised reference material related to Dosulepin. 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 Dosulepin EP Impurity B can I order?

We supply Dosulepin EP Impurity 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 Dosulepin EP Impurity B?

Yes. Every lot of Dosulepin EP Impurity 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 Dosulepin EP Impurity B be shipped internationally?

Yes. Dosulepin EP Impurity B 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.