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Pharmacopeial Impurities (EP / USP / BP)

Naltrexone EP Impurity C

Reference StandardAvailable on request

Buy Naltrexone EP Impurity C (CAS 189016-90-8) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-022225.

Pack sizes
Naltrexone EP Impurity C chemical structure
CAS number189016-90-8
FormulaC20H23NO4
Molar mass341.4 g/mol
Physical formSolid
HS code38229090
InChIKeyAGAIYDYACAKVRE-XFWGSAIBSA-N
IUPAC name(4R,4aS,7aR,12bS)-3-but-3-enyl-4a,9-dihydroxy-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one

About Naltrexone EP Impurity C

Naltrexone EP Impurity C belongs to the Naltrexone reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 189016-90-8, formula C20H23NO4 and molar mass 341.4 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

Classified under GHS with signal word Warning and hazard statements H302 and H336. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Naltrexone

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

Naltrexone 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 Naltrexone EP Impurity C
Product nameNaltrexone EP Impurity C
Catalogue numberZX-022225
CAS number189016-90-8
IUPAC name(4R,4aS,7aR,12bS)-3-but-3-enyl-4a,9-dihydroxy-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one
Molecular formulaC20H23NO4
Molar mass341.4 g/mol
Exact mass341.1627
GradeReference Standard
Physical formSolid
XLogP32.3
H-bond donors / acceptors2 / 5
Topological polar surface area70 Ų
HS code38229090
InChIKeyAGAIYDYACAKVRE-XFWGSAIBSA-N
SMILESC=CCCN1CC[C@]23[C@@H]4C(=O)CC[C@]2([C@H]1CC5=C3C(=C(C=C5)O)O4)O
PubChem CID70037250
SynonymsNaltrexone Hydrochloride - Impurity C, Naltrexone impurity C, N-(3-Butenyl)noroxymorphone, Morphinan-6-one, 17-(3-buten-1-yl)-4,5-epoxy-3,14-dihydroxy-, (5alpha)-

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H336May cause drowsiness or dizziness

Precautionary statements P261, P264, P270, P271, P301 + P317, P304 + P340, P319, 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 Naltrexone 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 Naltrexone EP Impurity C

Which CAS number identifies Naltrexone EP Impurity C?
Naltrexone EP Impurity C is registered under CAS 189016-90-8. You may also see it listed as Naltrexone Hydrochloride - Impurity C, Naltrexone impurity C, N-(3-Butenyl)noroxymorphone. Our catalogue number for this item is ZX-022225.
What are the formula and molar mass of Naltrexone EP Impurity C?
For Naltrexone EP Impurity C, its formula is C20H23NO4 and its molar mass is 341.4 g/mol. The systematic (IUPAC) name is (4R,4aS,7aR,12bS)-3-but-3-enyl-4a,9-dihydroxy-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one. InChIKey AGAIYDYACAKVRE-XFWGSAIBSA-N lets you match it in any structure database.
How is Naltrexone EP Impurity C used in pharmaceutical QC?
Naltrexone EP Impurity C is a characterised reference material linked to Naltrexone. 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 Naltrexone 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 Naltrexone 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 Naltrexone EP Impurity C to my country?
Yes. Because Naltrexone 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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