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Metabolites & Degradation Products

Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide

Reference StandardAvailable on request

Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide (CAS 98827-44-2) supplier Zemixal…

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Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide chemical structure
CAS number98827-44-2
FormulaC8H7NO5S2
Molar mass261.3 g/mol
Physical formSolid
HS code38229090
InChIKeyQHDGDSKIUCBIGS-UHFFFAOYSA-N
IUPAC namemethyl 4-hydroxy-1,1-dioxo-2H-thieno[2,3-e]thiazine-3-carboxylate

About Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide

Analytical teams working on Tenoxicam use Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide as a qualified comparison standard. Key data (Reference Standard): CAS 98827-44-2, formula C8H7NO5S2 and molar mass 261.3 g/mol. It is handled as a solid.

Use cases we see most often

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Safe handling

Hazard communication follows GHS (Warning: H302, H315, H319 and H332). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Tenoxicam

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

Tenoxicam standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide
Product nameMethyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide
Catalogue numberZX-036262
CAS number98827-44-2
IUPAC namemethyl 4-hydroxy-1,1-dioxo-2H-thieno[2,3-e]thiazine-3-carboxylate
Molecular formulaC8H7NO5S2
Molar mass261.3 g/mol
Exact mass260.9766
GradeReference Standard
Physical formSolid
XLogP30.7
H-bond donors / acceptors2 / 7
Topological polar surface area129 Ų
HS code38229090
InChIKeyQHDGDSKIUCBIGS-UHFFFAOYSA-N
SMILESCOC(=O)C1=C(C2=C(C=CS2)S(=O)(=O)N1)O
PubChem CID54707628
Synonymsmethyl 4-hydroxy-1,1-dioxo-2H-thiopheno[2,3-e]1,2-thiazine-3-carboxylate, (4-hydroxy-3-methoxycarbonyl-2H- thieno(2,3,e)-1,2-thiazine-1,1-dioxide), Methyl 4-hydroxy-1,1-dioxo-1,2-dihydro-1lambda~6~-thieno[2,3-e][1,2]thiazine-3-carboxylate

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
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide
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 Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide

Which CAS number identifies Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide?
Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide is registered under CAS 98827-44-2. You may also see it listed as methyl 4-hydroxy-1,1-dioxo-2H-thiopheno[2,3-e]1,2-thiazine-3-carboxylate, (4-hydroxy-3-methoxycarbonyl-2H- thieno(2,3,e)-1,2-thiazine-1,1-dioxide), Methyl 4-hydroxy-1,1-dioxo-1,2-dihydro-1lambda~6~-thieno[2,3-e][1,2]thiazine-3-carboxylate. Our catalogue number for this item is ZX-036262.
What are the formula and molar mass of Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide?
For Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide, its formula is C8H7NO5S2 and its molar mass is 261.3 g/mol. The systematic (IUPAC) name is methyl 4-hydroxy-1,1-dioxo-2H-thieno[2,3-e]thiazine-3-carboxylate. InChIKey QHDGDSKIUCBIGS-UHFFFAOYSA-N lets you match it in any structure database.
How is Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide used in pharmaceutical QC?
Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide is a characterised reference material linked to Tenoxicam. 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 Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide?
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 Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide?
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 Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide to my country?
Yes. Because Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide 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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