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Pharmacopeial Impurities (EP / USP / BP)

Dorzolamide EP Impurity B Hydrochloride

Reference StandardAvailable on request

Buy Dorzolamide EP Impurity B Hydrochloride (CAS 120279-37-0) from Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Dorzolamide EP Impurity B Hydrochloride chemical structure
CAS number120279-37-0
FormulaC10H17ClN2O4S3
Molar mass360.9 g/mol
Physical formSolid
HS code38229090
InChIKeyOSRUSFPMRGDLAG-QDOHZIMISA-N
IUPAC name(4R,6S)-4-(ethylamino)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide;hydrochloride

About Dorzolamide EP Impurity B Hydrochloride

Dorzolamide EP Impurity B Hydrochloride is supplied by Zemixal as a characterised reference material for Dorzolamide analysis. Key data (Reference Standard): CAS 120279-37-0, formula C10H17ClN2O4S3 and molar mass 360.9 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

It carries the GHS signal word Warning (H302, H362 and H373), 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. Every shipment includes 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 Dorzolamide

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

Dorzolamide 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 Dorzolamide EP Impurity B Hydrochloride
Product nameDorzolamide EP Impurity B Hydrochloride
Catalogue numberZX-024348
CAS number120279-37-0
IUPAC name(4R,6S)-4-(ethylamino)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide;hydrochloride
Molecular formulaC10H17ClN2O4S3
Molar mass360.9 g/mol
Exact mass360.0039
GradeReference Standard
Physical formSolid
H-bond donors / acceptors3 / 7
Topological polar surface area151 Ų
HS code38229090
InChIKeyOSRUSFPMRGDLAG-QDOHZIMISA-N
SMILESCCN[C@@H]1C[C@@H](S(=O)(=O)C2=C1C=C(S2)S(=O)(=O)N)C.Cl
PubChem CID71587445
SynonymsDorzolamide EP Impurity B (HCl Salt), Dorzolamide EP Impurity B, Dorzolamide Hydrochloride - Impurity B (Hydrochloride Salt), Dorzolamide hydrochloride, (+/-)-(cis)-, (+/-)-(Cis)-dorzolamide hydrochloride, rac-cis-Dorzolamide

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
GHS08 Health hazard
Health hazard

Signal word Warning

  • H302Harmful if swallowed
  • H362May cause harm to breast-fed children
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P263, P264, P270, P301 + P317, P318, P319, 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 Dorzolamide EP Impurity B Hydrochloride
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 Dorzolamide EP Impurity B Hydrochloride

Which CAS number identifies Dorzolamide EP Impurity B Hydrochloride?
Dorzolamide EP Impurity B Hydrochloride is registered under CAS 120279-37-0. You may also see it listed as Dorzolamide EP Impurity B (HCl Salt), Dorzolamide EP Impurity B, Dorzolamide Hydrochloride - Impurity B (Hydrochloride Salt). Our catalogue number for this item is ZX-024348.
What are the formula and molar mass of Dorzolamide EP Impurity B Hydrochloride?
For Dorzolamide EP Impurity B Hydrochloride, its formula is C10H17ClN2O4S3 and its molar mass is 360.9 g/mol. InChIKey OSRUSFPMRGDLAG-QDOHZIMISA-N lets you match it in any structure database.
How is Dorzolamide EP Impurity B Hydrochloride used in pharmaceutical QC?
Dorzolamide EP Impurity B Hydrochloride is a characterised reference material linked to Dorzolamide. 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 Dorzolamide EP Impurity B Hydrochloride?
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 Dorzolamide EP Impurity B Hydrochloride?
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 Dorzolamide EP Impurity B Hydrochloride to my country?
Yes. Because Dorzolamide EP Impurity B Hydrochloride 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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