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Pharmacopeial Impurities (EP / USP / BP)

Dorzolamide USP Related Compound A

Reference StandardAvailable on request

Buy Dorzolamide USP Related Compound A (CAS 122028-36-8) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

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Dorzolamide USP Related Compound A chemical structure
CAS number122028-36-8
FormulaC10H17ClN2O4S3
Molar mass360.9 g/mol
Physical formSolid
HS code38229090
InChIKeyOSRUSFPMRGDLAG-CIRBGYJCSA-N
IUPAC name(4R,6R)-4-(ethylamino)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide;hydrochloride

About Dorzolamide USP Related Compound A

Zemixal lists Dorzolamide USP Related Compound A for laboratories that identify, quantify or control Dorzolamide and its related substances. Key data (Reference Standard): CAS 122028-36-8, formula C10H17ClN2O4S3 and molar mass 360.9 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

Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.

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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

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

USP Grade (United States Pharmacopeia)

Specifications and identifiers

Specifications of Dorzolamide USP Related Compound A
Product nameDorzolamide USP Related Compound A
Catalogue numberZX-029083
CAS number122028-36-8
IUPAC name(4R,6R)-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-CIRBGYJCSA-N
SMILESCCN[C@@H]1C[C@H](S(=O)(=O)C2=C1C=C(S2)S(=O)(=O)N)C.Cl
PubChem CID60801
SynonymsDorzolamide EP Impurity A Hydrochloride, Dorzolamide EP Impurity A, Dorzolamide Hydrochloride - Impurity A (Hydrochloride Salt), ent-Dorzolamide hydrochloride, rac-trans Dorzolamide HCl

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 Dorzolamide USP Related Compound A
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 USP Related Compound A

Which CAS number identifies Dorzolamide USP Related Compound A?
Dorzolamide USP Related Compound A is registered under CAS 122028-36-8. You may also see it listed as Dorzolamide EP Impurity A Hydrochloride, Dorzolamide EP Impurity A, Dorzolamide Hydrochloride - Impurity A (Hydrochloride Salt). Our catalogue number for this item is ZX-029083.
What are the formula and molar mass of Dorzolamide USP Related Compound A?
For Dorzolamide USP Related Compound A, its formula is C10H17ClN2O4S3 and its molar mass is 360.9 g/mol. InChIKey OSRUSFPMRGDLAG-CIRBGYJCSA-N lets you match it in any structure database.
How is Dorzolamide USP Related Compound A used in pharmaceutical QC?
Dorzolamide USP Related Compound A 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 USP Related Compound A?
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 USP Related Compound A?
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 USP Related Compound A to my country?
Yes. Because Dorzolamide USP Related Compound A 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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