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Pharmacopeial Impurities (EP / USP / BP)

Doxycycline EP Impurity C

Reference StandardAvailable on request

Doxycycline EP Impurity C (CAS 6543-77-7) supplier Zemixal: C22H24N2O8, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-021474.

Pack sizes
Doxycycline EP Impurity C chemical structure
CAS number6543-77-7
FormulaC22H24N2O8
Molar mass444.4 g/mol
Physical formSolid
HS code38229090
InChIKeySGKRLCUYIXIAHR-NLJUDYQYSA-N
IUPAC name(4R,4aR,5S,5aR,6R,12aR)-4-(dimethylamino)-1,5,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide

About Doxycycline EP Impurity C

Analytical teams working on Doxycycline use Doxycycline EP Impurity C as a qualified comparison standard. Key data (Reference Standard): CAS 6543-77-7, formula C22H24N2O8 and molar mass 444.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Doxycycline

See every impurity, metabolite and related compound we list for this API.

Doxycycline standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Doxycycline EP Impurity C
Product nameDoxycycline EP Impurity C
Catalogue numberZX-021474
CAS number6543-77-7
IUPAC name(4R,4aR,5S,5aR,6R,12aR)-4-(dimethylamino)-1,5,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide
Molecular formulaC22H24N2O8
Molar mass444.4 g/mol
Exact mass444.1533
GradeReference Standard
Physical formSolid
XLogP3-0.7
H-bond donors / acceptors6 / 9
Topological polar surface area182 Ų
HS code38229090
InChIKeySGKRLCUYIXIAHR-NLJUDYQYSA-N
SMILESC[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 CID54676637
Synonyms4-Epi Doxycycline Hydrochloride, Doxycycline Hyclate - Impurity C, 4-Epidoxycycline, 4-epi-Doxycycline, 4-Epioxytetracycline, 6-deoxy-, Doxycycline Impurity 8

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Doxycycline EP Impurity C
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Doxycycline EP Impurity C

Which CAS number identifies Doxycycline EP Impurity C?
Doxycycline EP Impurity C is registered under CAS 6543-77-7. You may also see it listed as 4-Epi Doxycycline Hydrochloride, Doxycycline Hyclate - Impurity C, 4-Epidoxycycline. Our catalogue number for this item is ZX-021474.
What are the formula and molar mass of Doxycycline EP Impurity C?
For Doxycycline EP Impurity C, its formula is C22H24N2O8 and its molar mass is 444.4 g/mol. The systematic (IUPAC) name is (4R,4aR,5S,5aR,6R,12aR)-4-(dimethylamino)-1,5,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide. InChIKey SGKRLCUYIXIAHR-NLJUDYQYSA-N lets you match it in any structure database.
How is Doxycycline EP Impurity C used in pharmaceutical QC?
Doxycycline EP Impurity C is a characterised reference material linked to Doxycycline. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Doxycycline EP Impurity C?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Doxycycline EP Impurity C?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Doxycycline EP Impurity C to my country?
Yes. Doxycycline EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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