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Pharmacopeial Impurities (EP / USP / BP)

Dextromethorphan EP Impurity B (Tartrate Salt)

Reference StandardAvailable on request

Dextromethorphan EP Impurity B (Tartrate Salt) (CAS 143-98-6) supplier Zemixal: C21H29NO7, COA and SDS with every lot, worldwide shipping.

Pack sizes
Dextromethorphan EP Impurity B (Tartrate Salt) chemical structure
CAS number143-98-6
FormulaC21H29NO7
Molar mass407.5 g/mol
Physical formSolid
HS code38229090
InChIKeyRWTWIZDKEIWLKQ-XCPWPWHNSA-N
IUPAC name(2R,3R)-2,3-dihydroxybutanedioic acid;(1S,9S,10S)-17-methyl-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-trien-4-ol

About Dextromethorphan EP Impurity B (Tartrate Salt)

Dextromethorphan EP Impurity B (Tartrate Salt) belongs to the Dextromethorphan reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 143-98-6, formula C21H29NO7 and molar mass 407.5 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

Classified under GHS with signal word Warning and hazard statements H302. 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 Dextromethorphan

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

Dextromethorphan standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Dextromethorphan EP Impurity B (Tartrate Salt)
Product nameDextromethorphan EP Impurity B (Tartrate Salt)
Catalogue numberZX-005655
CAS number143-98-6
Other CAS numbers125-73-5
IUPAC name(2R,3R)-2,3-dihydroxybutanedioic acid;(1S,9S,10S)-17-methyl-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-trien-4-ol
Molecular formulaC21H29NO7
Molar mass407.5 g/mol
Exact mass407.1944
GradeReference Standard
Physical formSolid
H-bond donors / acceptors5 / 8
Topological polar surface area139 Ų
HS code38229090
InChIKeyRWTWIZDKEIWLKQ-XCPWPWHNSA-N
SMILESCN1CC[C@@]23CCCC[C@@H]2[C@@H]1CC4=C3C=C(C=C4)O.[C@@H]([C@H](C(=O)O)O)(C(=O)O)O
PubChem CID5484438
Synonymsent-17-Methylmorphinan-3-ol Tartrate Salt, d-3-Hydroxy-N-methylmorphinan Tartrate, (9alpha,13alpha,14alpha)-17-Methyl-morphinan-3-ol (2R,3R)-2,3-Dihydroxybutanedioate, Dextrorphan Tartrate Salt, Dextrorphan D-Tartrate, Dextrorphan bitartrate, NIH 4591, Dextrorphan tartrate, Dextrophan tartrate, NIH-4591, 1,3,4,9,10,10a-Hexahydro-11-methyl-2H-10,4a-iminoethanophenanthren-6-ol tartrate, d-, Morphinan-3-ol, 17-methyl-, tartrate (1:1) (salt), (+)-

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

Precautionary statements P264, P270, P301 + P317, P330, 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 Dextromethorphan EP Impurity B (Tartrate Salt)
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 Dextromethorphan EP Impurity B (Tartrate Salt)

Which CAS number identifies Dextromethorphan EP Impurity B (Tartrate Salt)?
Dextromethorphan EP Impurity B (Tartrate Salt) is registered under CAS 143-98-6. You may also see it listed as ent-17-Methylmorphinan-3-ol Tartrate Salt, d-3-Hydroxy-N-methylmorphinan Tartrate, (9alpha,13alpha,14alpha)-17-Methyl-morphinan-3-ol (2R,3R)-2,3-Dihydroxybutanedioate. Our catalogue number for this item is ZX-005655.
What are the formula and molar mass of Dextromethorphan EP Impurity B (Tartrate Salt)?
For Dextromethorphan EP Impurity B (Tartrate Salt), its formula is C21H29NO7 and its molar mass is 407.5 g/mol. InChIKey RWTWIZDKEIWLKQ-XCPWPWHNSA-N lets you match it in any structure database.
How is Dextromethorphan EP Impurity B (Tartrate Salt) used in pharmaceutical QC?
Dextromethorphan EP Impurity B (Tartrate Salt) is a characterised reference material linked to Dextromethorphan. 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 Dextromethorphan EP Impurity B (Tartrate Salt)?
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 Dextromethorphan EP Impurity B (Tartrate Salt)?
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 Dextromethorphan EP Impurity B (Tartrate Salt) to my country?
Yes. Because Dextromethorphan EP Impurity B (Tartrate Salt) 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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