Demeclocycline EP Impurity B

Name: Demeclocycline EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-025244

About Demeclocycline EP Impurity B

Demeclocycline EP Impurity B is a pharmacopeial impurity of Demeclocycline carrying the CAS registry number 14206-59-8. Formula C21H21ClN2O8, molecular weight 464.9 g/mol. Common synonyms include Chlortetracycline EP Impurity E and Demeclocycline Hydrochloride - Impurity B.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Demeclocycline 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.

We offer Demeclocycline EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Demeclocycline

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

Demeclocycline impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Demeclocycline EP Impurity B
Catalogue No.	VQ-025244
CAS Number	14206-59-8
IUPAC name	(4R,4aS,5aS,6S,12aR)-7-chloro-4-(dimethylamino)-1,6,10,11,12a-pentahydroxy-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide
Molecular formula	C₂₁H₂₁ClN₂O₈
Molecular weight	464.9 g/mol
Exact mass	464.0986
Grade	Reference Standard
HSN code	38229090
InChIKey	GUXHBMASAHGULD-PTACOPLGSA-N
SMILES	CN(C)[C@@H]1[C@@H]2C[C@@H]3[C@@H](C4=C(C=CC(=C4C(=C3C(=O)[C@@]2(C(=C(C1=O)C(=O)N)O)O)O)O)Cl)O
PubChem CID	54731359

Physical properties
Physical form	Solid
LogP (XLogP3)	0.7
H-bond donors / acceptors	6 / 9
TPSA	182 Å²
Synonyms	Chlortetracycline EP Impurity E, Demeclocycline Hydrochloride - Impurity B, 4-Epidemeclocycline, 4-Epidemethylchlortetracycline, 4-epi-Demeclocycline, Chlortetracycline Impurity 24

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 Demeclocycline EP Impurity B?

The CAS Registry Number of Demeclocycline EP Impurity B is 14206-59-8. It is also known as Chlortetracycline EP Impurity E, Demeclocycline Hydrochloride - Impurity B, 4-Epidemeclocycline.

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

Demeclocycline EP Impurity B has the molecular formula C21H21ClN2O8 and a molecular weight of 464.9 g/mol. Its IUPAC name is (4R,4aS,5aS,6S,12aR)-7-chloro-4-(dimethylamino)-1,6,10,11,12a-pentahydroxy-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide.

What is Demeclocycline EP Impurity B used for?

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

We supply Demeclocycline 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 Demeclocycline EP Impurity B?

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

Yes. We export Demeclocycline EP Impurity B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.