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Pharmacopeial Impurities (EP / USP / BP)

Thiocolchicoside EP Impurity C

Reference StandardAvailable on request

Order Thiocolchicoside EP Impurity C (CAS 87424-25-7) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Thiocolchicoside EP Impurity C chemical structure
CAS number87424-25-7
FormulaC21H23NO5S
Molar mass401.5 g/mol
Physical formSolid
HS code38229090
InChIKeyPKYOHQGXPPVIGD-HNNXBMFYSA-N
IUPAC nameN-[(7S)-3-hydroxy-1,2-dimethoxy-10-methylsulfanyl-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl]acetamide

About Thiocolchicoside EP Impurity C

Thiocolchicoside EP Impurity C belongs to the Thiocolchicoside reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 87424-25-7, formula C21H23NO5S and molar mass 401.5 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

Storage and safety notes

It carries the GHS signal word Danger (H300, H318 and H330), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Thiocolchicoside

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

Thiocolchicoside 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 Thiocolchicoside EP Impurity C
Product nameThiocolchicoside EP Impurity C
Catalogue numberZX-022894
CAS number87424-25-7
IUPAC nameN-[(7S)-3-hydroxy-1,2-dimethoxy-10-methylsulfanyl-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl]acetamide
Molecular formulaC21H23NO5S
Molar mass401.5 g/mol
Exact mass401.1297
GradeReference Standard
Physical formSolid
XLogP31.4
H-bond donors / acceptors2 / 6
Topological polar surface area110 Ų
HS code38229090
InChIKeyPKYOHQGXPPVIGD-HNNXBMFYSA-N
SMILESCC(=O)N[C@H]1CCC2=CC(=C(C(=C2C3=CC=C(C(=O)C=C13)SC)OC)OC)O
PubChem CID84076
Synonyms3-O-Demethyl Thiocolchicine, Thiocolchicoside Hydrate - Impurity C, 3-Demethylthiocolchicine, 3-Desmethylthiocolchicine, 3-Demethyl Thiocolchicine, 3-O-Demethylthiocolchicine, O(sup 3)-Demethyl-10-thiocolchicine, Colchicine, O(sup 3)-demethyl-10-thio-, Thiocolchicoside Impurity 1

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

Safety and GHS hazards

GHS05 Corrosive
Corrosive
GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • H300Fatal if swallowed
  • H318Causes serious eye damage
  • H330Fatal if inhaled

Precautionary statements P260, P264, P264 + P265, P270, P271, P280, P284, P301 + P316, P304 + P340, P305 + P354 + P338, P316, P317, P320, P321, P330, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Thiocolchicoside 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 Thiocolchicoside EP Impurity C

Which CAS number identifies Thiocolchicoside EP Impurity C?
Thiocolchicoside EP Impurity C is registered under CAS 87424-25-7. You may also see it listed as 3-O-Demethyl Thiocolchicine, Thiocolchicoside Hydrate - Impurity C, 3-Demethylthiocolchicine. Our catalogue number for this item is ZX-022894.
What are the formula and molar mass of Thiocolchicoside EP Impurity C?
For Thiocolchicoside EP Impurity C, its formula is C21H23NO5S and its molar mass is 401.5 g/mol. The systematic (IUPAC) name is N-[(7S)-3-hydroxy-1,2-dimethoxy-10-methylsulfanyl-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl]acetamide. InChIKey PKYOHQGXPPVIGD-HNNXBMFYSA-N lets you match it in any structure database.
How is Thiocolchicoside EP Impurity C used in pharmaceutical QC?
Thiocolchicoside EP Impurity C is a characterised reference material linked to Thiocolchicoside. 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 Thiocolchicoside 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 Thiocolchicoside 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 Thiocolchicoside EP Impurity C to my country?
Yes. Because Thiocolchicoside EP Impurity C is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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