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Stable Isotope Labelled Standards (Deuterated, 13C, 15N)

Trimethoprim-d9

Reference StandardAvailable on request

Trimethoprim-d9 (CAS 1189460-62-5) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Trimethoprim-d9 chemical structure
CAS number1189460-62-5
FormulaC14H18N4O3
Molar mass299.37 g/mol
Physical formSolid
HS code38229090
InChIKeyIEDVJHCEMCRBQM-GQALSZNTSA-N
IUPAC name5-[[3,4,5-tris(trideuteriomethoxy)phenyl]methyl]pyrimidine-2,4-diamine

About Trimethoprim-d9

Zemixal lists Trimethoprim-d9 for laboratories that identify, quantify or control Trimethoprim and its related substances. For your records (Reference Standard), the material is defined by CAS 1189460-62-5, formula C14H18N4O3 and molar mass 299.37 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Storage and safety notes

Hazard communication follows GHS (Danger: H301). 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 Trimethoprim

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

Trimethoprim standards

Typical uses

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Deuterated and Stable-Isotope-Labelled Compounds

Specifications and identifiers

Specifications of Trimethoprim-d9
Product nameTrimethoprim-d9
Catalogue numberZX-036335
CAS number1189460-62-5
IUPAC name5-[[3,4,5-tris(trideuteriomethoxy)phenyl]methyl]pyrimidine-2,4-diamine
Molecular formulaC14H18N4O3
Molar mass299.37 g/mol
Exact mass299.1944
GradeReference Standard
Physical formSolid
XLogP30.9
H-bond donors / acceptors2 / 7
Topological polar surface area106 Ų
HS code38229090
InChIKeyIEDVJHCEMCRBQM-GQALSZNTSA-N
SMILES[2H]C([2H])([2H])OC1=CC(=CC(=C1OC([2H])([2H])[2H])OC([2H])([2H])[2H])CC2=CN=C(N=C2N)N
PubChem CID45040631
SynonymsTrimethoprim-d9 (Major), 5-((3,4,5-Tris(trideuteriomethoxy)phenyl)methyl)pyrimidine-2,4-diamine, TMID-0479, 2,4-Diamino-5-(3,4,5-tri(methoxy-d3)benzyl)pyrimidine, 5-({3,4,5-Tris[(~2~H_3_)methyloxy]phenyl}methyl)pyrimidine-2,4-diamine

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS08 Health hazard
Health hazard

Signal word Danger

  • H301Toxic if swallowed

Precautionary statements P203, P264, P270, P280, P301 + P316, P318, P321, P330, 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 Trimethoprim-d9
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 Trimethoprim-d9

Which CAS number identifies Trimethoprim-d9?
Trimethoprim-d9 is registered under CAS 1189460-62-5. You may also see it listed as Trimethoprim-d9 (Major), 5-((3,4,5-Tris(trideuteriomethoxy)phenyl)methyl)pyrimidine-2,4-diamine, TMID-0479. Our catalogue number for this item is ZX-036335.
What are the formula and molar mass of Trimethoprim-d9?
For Trimethoprim-d9, its formula is C14H18N4O3 and its molar mass is 299.37 g/mol. The systematic (IUPAC) name is 5-[[3,4,5-tris(trideuteriomethoxy)phenyl]methyl]pyrimidine-2,4-diamine. InChIKey IEDVJHCEMCRBQM-GQALSZNTSA-N lets you match it in any structure database.
How is Trimethoprim-d9 used in pharmaceutical QC?
Trimethoprim-d9 is a characterised reference material linked to Trimethoprim. 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 Trimethoprim-d9?
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 Trimethoprim-d9?
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 Trimethoprim-d9 to my country?
Yes. Because Trimethoprim-d9 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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