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Pharmacopeial Impurities (EP / USP / BP)

Papaverine EP Impurity C

Reference StandardAvailable on request

Order Papaverine EP Impurity C (CAS 6957-27-3) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-032889.

Pack sizes
Papaverine EP Impurity C chemical structure
CAS number6957-27-3
FormulaC20H23NO4
Molar mass341.4 g/mol
Physical formSolid
HS code38229090
InChIKeyUCJDFFOXXPPGLJ-UHFFFAOYSA-N
IUPAC name1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-3,4-dihydroisoquinoline

About Papaverine EP Impurity C

Zemixal lists Papaverine EP Impurity C for laboratories that identify, quantify or control Papaverine and its related substances. Identity at a glance (Reference Standard): CAS 6957-27-3, formula C20H23NO4 and molar mass 341.4 g/mol. It is handled as a solid.

Use cases we see most often

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

Handling and storage

It carries the GHS signal word Warning (H302), 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 Papaverine

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

Papaverine standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Papaverine EP Impurity C
Product namePapaverine EP Impurity C
Catalogue numberZX-032889
CAS number6957-27-3
IUPAC name1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-3,4-dihydroisoquinoline
Molecular formulaC20H23NO4
Molar mass341.4 g/mol
Exact mass341.1627
GradeReference Standard
Physical formSolid
XLogP33.1
H-bond donors / acceptors0 / 5
Topological polar surface area49.3 Ų
HS code38229090
InChIKeyUCJDFFOXXPPGLJ-UHFFFAOYSA-N
SMILESCOC1=C(C=C(C=C1)CC2=NCCC3=CC(=C(C=C32)OC)OC)OC
PubChem CID22176
SynonymsPapaverine Hydrochloride EP Impurity C, Papaverine Hydrochloride - Impurity C, 3,4-Dihydropapaverine, 1-((3,4-Dimethoxyphenyl)methyl)-3,4-dihydro-6,7-dimethoxyisoquinoline, 1-(3,4-Dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinoline hydrochloride, 1-(3,4-dimethoxyphenylmethyl)-3,4-dihydro-6,7-dimethoxyisoquinoline, 1-(3,4-Dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinoline, 1-(3,4-Dimethoxybenzyl)-3,4-dihydro-6,7-dimethoxyisoquinoline, 3,4-Dihydropapaverin, Papaverine, dl-3,4-dihydro-, Papaverine,4-dihydro-, DL-3,4-Dihydropapverine

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 Papaverine 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 Papaverine EP Impurity C

Which CAS number identifies Papaverine EP Impurity C?
Papaverine EP Impurity C is registered under CAS 6957-27-3. You may also see it listed as Papaverine Hydrochloride EP Impurity C, Papaverine Hydrochloride - Impurity C, 3,4-Dihydropapaverine. Our catalogue number for this item is ZX-032889.
What are the formula and molar mass of Papaverine EP Impurity C?
For Papaverine EP Impurity C, its formula is C20H23NO4 and its molar mass is 341.4 g/mol. The systematic (IUPAC) name is 1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-3,4-dihydroisoquinoline. InChIKey UCJDFFOXXPPGLJ-UHFFFAOYSA-N lets you match it in any structure database.
How is Papaverine EP Impurity C used in pharmaceutical QC?
Papaverine EP Impurity C is a characterised reference material linked to Papaverine. 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 Papaverine 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 Papaverine 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 Papaverine EP Impurity C to my country?
Yes. Because Papaverine 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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