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Pharmacopeial Impurities (EP / USP / BP)

Losartan EP Impurity D

Reference StandardAvailable on request

Buy Losartan EP Impurity D (CAS 83857-96-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-022029.

Pack sizes
Losartan EP Impurity D chemical structure
CAS number83857-96-9
FormulaC8H11ClN2O
Molar mass186.64 g/mol
Physical formSolid
HS code38229090
InChIKeyJLVIHQCWASNXCK-UHFFFAOYSA-N
IUPAC name2-butyl-5-chloro-1H-imidazole-4-carbaldehyde

About Losartan EP Impurity D

Losartan EP Impurity D belongs to the Losartan reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 83857-96-9, formula C8H11ClN2O and molar mass 186.64 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

Hazard communication follows GHS (Warning: H317 and H411). 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. Each lot travels with 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 Losartan

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

Losartan 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 Losartan EP Impurity D
Product nameLosartan EP Impurity D
Catalogue numberZX-022029
CAS number83857-96-9
IUPAC name2-butyl-5-chloro-1H-imidazole-4-carbaldehyde
Molecular formulaC8H11ClN2O
Molar mass186.64 g/mol
Exact mass186.056
GradeReference Standard
Physical formSolid
XLogP32.5
H-bond donors / acceptors1 / 2
Topological polar surface area45.8 Ų
HS code38229090
InChIKeyJLVIHQCWASNXCK-UHFFFAOYSA-N
SMILESCCCCC1=NC(=C(N1)Cl)C=O
PubChem CID55176
Synonyms2-Butyl-4-chloro-5-formylimidazole, Losartan Potassium - Impurity D, 2-butyl-4-chloro-1H-imidazole-5-carbaldehyde, 2-Butyl-5-chloro-1H-imidazole-4-carboxaldehyde, 1H-Imidazole-4-carboxaldehyde, 2-butyl-5-chloro-, 2-n-Butyl-4-chloro-5-imidazolecarboxaldehyde, 2-n-butyl-5-chlorimidazole-4-carbaldehyde, 2-n-butyl-4-chloro-1H-imidazole-5-carboxaldehyde, 2-Butyl-4-Chloro-1H-Imidazole-5-Carboxaldehyde, 2-Butyl-5-chloroimidazole-4-carbaldehyde, 2-butyl-5-chloro-3H-imidazole-4-carbaldehyde, 2-butyl-5-formyl-4-chloroimidazole

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
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Warning

  • H317May cause an allergic skin reaction
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements P261, P272, P273, P280, P302 + P352, P321, P333 + P317, P362 + P364, P391, 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 Losartan EP Impurity D
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 Losartan EP Impurity D

Which CAS number identifies Losartan EP Impurity D?
Losartan EP Impurity D is registered under CAS 83857-96-9. You may also see it listed as 2-Butyl-4-chloro-5-formylimidazole, Losartan Potassium - Impurity D, 2-butyl-4-chloro-1H-imidazole-5-carbaldehyde. Our catalogue number for this item is ZX-022029.
What are the formula and molar mass of Losartan EP Impurity D?
For Losartan EP Impurity D, its formula is C8H11ClN2O and its molar mass is 186.64 g/mol. The systematic (IUPAC) name is 2-butyl-5-chloro-1H-imidazole-4-carbaldehyde. InChIKey JLVIHQCWASNXCK-UHFFFAOYSA-N lets you match it in any structure database.
How is Losartan EP Impurity D used in pharmaceutical QC?
Losartan EP Impurity D is a characterised reference material linked to Losartan. 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 Losartan EP Impurity D?
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 Losartan EP Impurity D?
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 Losartan EP Impurity D to my country?
Yes. Because Losartan EP Impurity D 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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