Doxycycline EP Impurity D

Name: Doxycycline EP Impurity D
Brand: Vaqora Chemicals
SKU: VQ-022445

About Doxycycline EP Impurity D

Doxycycline EP Impurity D is a pharmacopeial impurity of Doxycycline carrying the CAS registry number 97583-08-9. With the molecular formula C22H24N2O8, it has a molar mass of 444.4 g/mol. Common synonyms include Doxycycline Hyclate - Impurity D and 4-epi-6-Epidoxycycline.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Doxycycline to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Doxycycline EP Impurity D 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 Doxycycline

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

Doxycycline impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Doxycycline EP Impurity D
Catalogue No.	VQ-022445
CAS Number	97583-08-9
IUPAC name	(4R,4aR,5S,5aR,6S,12aR)-4-(dimethylamino)-1,5,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide
Molecular formula	C₂₂H₂₄N₂O₈
Molecular weight	444.4 g/mol
Exact mass	444.1533
Grade	Reference Standard
HSN code	38229090
InChIKey	SGKRLCUYIXIAHR-HEMWUFRKSA-N
SMILES	C[C@H]1[C@H]2[C@@H]([C@H]3[C@H](C(=O)C(=C([C@]3(C(=O)C2=C(C4=C1C=CC=C4O)O)O)O)C(=O)N)N(C)C)O
PubChem CID	71587367

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.7
H-bond donors / acceptors	6 / 9
TPSA	182 Å²

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 Doxycycline EP Impurity D?

The CAS Registry Number of Doxycycline EP Impurity D is 97583-08-9. It is also known as Doxycycline Hyclate - Impurity D, 4-epi-6-Epidoxycycline, Doxycycline impurity D.

What is the molecular formula and molecular weight of Doxycycline EP Impurity D?

Doxycycline EP Impurity D has the molecular formula C22H24N2O8 and a molecular weight of 444.4 g/mol. Its IUPAC name is (4R,4aR,5S,5aR,6S,12aR)-4-(dimethylamino)-1,5,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide.

What is Doxycycline EP Impurity D used for?

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

We supply Doxycycline EP Impurity D 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 Doxycycline EP Impurity D?

Yes. Every lot of Doxycycline EP Impurity D 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 Doxycycline EP Impurity D be shipped internationally?

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