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API Impurities

Relugolix Impurity 53

Reference StandardAvailable on request

Relugolix Impurity 53 (CAS 308831-93-8) supplier Zemixal: C17H18N2O6S, COA and SDS with every lot, worldwide shipping. Packs from 10 mg.

Pack sizes
Relugolix Impurity 53 chemical structure
CAS number308831-93-8
FormulaC17H18N2O6S
Molar mass378.4 g/mol
Physical formSolid
HS code38229090
InChIKeyJKWXCLIILRALMG-UHFFFAOYSA-N
IUPAC nameethyl 2-(ethoxycarbonylamino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate

About Relugolix Impurity 53

Zemixal lists Relugolix Impurity 53 for laboratories that identify, quantify or control Relugolix and its related substances. Key data (Reference Standard): CAS 308831-93-8, formula C17H18N2O6S and molar mass 378.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Safe handling

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). 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. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Relugolix

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

Relugolix standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Relugolix Impurity 53
Product nameRelugolix Impurity 53
Catalogue numberZX-047821
CAS number308831-93-8
IUPAC nameethyl 2-(ethoxycarbonylamino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate
Molecular formulaC17H18N2O6S
Molar mass378.4 g/mol
Exact mass378.0886
GradeReference Standard
Physical formSolid
XLogP34.5
H-bond donors / acceptors1 / 7
Topological polar surface area139 Ų
HS code38229090
InChIKeyJKWXCLIILRALMG-UHFFFAOYSA-N
SMILESCCOC(=O)C1=C(SC(=C1C)C2=CC=C(C=C2)[N+](=O)[O-])NC(=O)OCC
PubChem CID21698528
SynonymsEthyl-2-((ethoxycarbonyl)amino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, ethyl-2-[(ethoxycarbonyl)amino]-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, Ethyl 2-((ethoxycarbonyl)amino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, Ethyl 2-[(Ethoxycarbonyl)amino]-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, (Ethyl 2-(ethoxycarbonylamino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate), ethyl 2-ethoxycarbonylamino-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, Ethyl2-[(Ethoxycarbonyl)amino]-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, Ethyl 2-[(ethoxycarbonyl)amino]-4-methyl-5-(4-nitrophenyl)-3-thiophenecarboxylate, Ethyl 2-((ethoxycarbonyl)amino)-4-methy

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
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H341Suspected of causing genetic defects
  • H351Suspected of causing cancer

Precautionary statements P203, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P318, 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 Relugolix Impurity 53
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 Relugolix Impurity 53

Which CAS number identifies Relugolix Impurity 53?
Relugolix Impurity 53 is registered under CAS 308831-93-8. You may also see it listed as Ethyl-2-((ethoxycarbonyl)amino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, ethyl-2-[(ethoxycarbonyl)amino]-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate, Ethyl 2-((ethoxycarbonyl)amino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate. Our catalogue number for this item is ZX-047821.
What are the formula and molar mass of Relugolix Impurity 53?
For Relugolix Impurity 53, its formula is C17H18N2O6S and its molar mass is 378.4 g/mol. The systematic (IUPAC) name is ethyl 2-(ethoxycarbonylamino)-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate. InChIKey JKWXCLIILRALMG-UHFFFAOYSA-N lets you match it in any structure database.
How is Relugolix Impurity 53 used in pharmaceutical QC?
Relugolix Impurity 53 is a characterised reference material linked to Relugolix. 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 Relugolix Impurity 53?
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 Relugolix Impurity 53?
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 Relugolix Impurity 53 to my country?
Yes. Because Relugolix Impurity 53 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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