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Metabolites & Degradation Products

(-)-N-Deacetyl Colchicine

Reference StandardAvailable on request

Order (-)-N-Deacetyl Colchicine (CAS 3476-50-4) online at Zemixal: C20H23NO5, COA and SDS with every lot, worldwide shipping.

Pack sizes
(-)-N-Deacetyl Colchicine chemical structure
CAS number3476-50-4
FormulaC20H23NO5
Molar mass357.4 g/mol
Physical formSolid
HS code38229090
InChIKeyHFPMXDMZJUJZBX-AWEZNQCLSA-N
IUPAC name(7S)-7-amino-1,2,3,10-tetramethoxy-6,7-dihydro-5H-benzo[a]heptalen-9-one

About (-)-N-Deacetyl Colchicine

(-)-N-Deacetyl Colchicine is supplied by Zemixal as a characterised reference material for Colchicine analysis. Identity at a glance (Reference Standard): CAS 3476-50-4, formula C20H23NO5 and molar mass 357.4 g/mol. It is handled as a solid.

Where it is used

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Safe handling

It carries the GHS signal word Danger (H300, H318 and H340), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Colchicine

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

Colchicine standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Specifications and identifiers

Specifications of (-)-N-Deacetyl Colchicine
Product name(-)-N-Deacetyl Colchicine
Catalogue numberZX-024048
CAS number3476-50-4
IUPAC name(7S)-7-amino-1,2,3,10-tetramethoxy-6,7-dihydro-5H-benzo[a]heptalen-9-one
Molecular formulaC20H23NO5
Molar mass357.4 g/mol
Exact mass357.1576
GradeReference Standard
Physical formSolid
XLogP30.9
H-bond donors / acceptors1 / 6
Topological polar surface area80 Ų
HS code38229090
InChIKeyHFPMXDMZJUJZBX-AWEZNQCLSA-N
SMILESCOC1=CC=C2C(=CC1=O)[C@H](CCC3=CC(=C(C(=C32)OC)OC)OC)N
PubChem CID18991
Synonyms(S)-N-Deacetyl Colchicine, N-Desacetyl Colchicine, Deacetylcolchicine, Desacetylcolchicine, Trimethylcolchicinic acid methyl ether, (S)-7-Amino-6,7-dihydro-1,2,3,10-tetramethoxybenzo(a)heptalen-9(5H)-one, (7S)-7-Amino-6,7-dihydro-1,2,3,10-tetramethoxybenzo(a)heptalen-9(5H)-one, (7S)-7-Amino-6,7-dihydro-1,2,3,10-tetramethoxybenzo[a]heptalen-9(5H)-one, N-Desacetylcolchicine, Tmca methyl ether

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
GHS08 Health hazard
Health hazard

Signal word Danger

  • H300Fatal if swallowed
  • H318Causes serious eye damage
  • H340May cause genetic defects

Precautionary statements P203, P264, P264 + P265, P270, P280, P301 + P316, P305 + P354 + P338, P317, P318, P321, P330, 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 (-)-N-Deacetyl Colchicine
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 (-)-N-Deacetyl Colchicine

Which CAS number identifies (-)-N-Deacetyl Colchicine?
(-)-N-Deacetyl Colchicine is registered under CAS 3476-50-4. You may also see it listed as (S)-N-Deacetyl Colchicine, N-Desacetyl Colchicine, Deacetylcolchicine. Our catalogue number for this item is ZX-024048.
What are the formula and molar mass of (-)-N-Deacetyl Colchicine?
For (-)-N-Deacetyl Colchicine, its formula is C20H23NO5 and its molar mass is 357.4 g/mol. The systematic (IUPAC) name is (7S)-7-amino-1,2,3,10-tetramethoxy-6,7-dihydro-5H-benzo[a]heptalen-9-one. InChIKey HFPMXDMZJUJZBX-AWEZNQCLSA-N lets you match it in any structure database.
How is (-)-N-Deacetyl Colchicine used in pharmaceutical QC?
(-)-N-Deacetyl Colchicine is a characterised reference material linked to Colchicine. 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 (-)-N-Deacetyl Colchicine?
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 (-)-N-Deacetyl Colchicine?
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 (-)-N-Deacetyl Colchicine to my country?
Yes. Because (-)-N-Deacetyl Colchicine 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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