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Imidazole

1,3-Diazole, glyoxaline · CAS 288-32-4

Intermediates Pharmaceutical intermediate CoA per lotSDSGMP statement

A small heterocycle that appears in a disproportionate share of azole APIs. Hygroscopic and corrosive in solution, so it ships in sealed drums and is handled as a solid rather than a melt.

A heterocyclic building block. Route notes and the isomer profile are available before you commit to a trial.

Identity

Catalogue no.BP-INT-009
CAS number288-32-4
Molecular formulaC3H4N2
Molecular weight68.08 g/mol
HS code2933.29
Synonyms1,3-Diazole, glyoxaline
Product linePharmaceutical Intermediates
CategoryHeterocyclic Building Blocks

Release specification

Catalogue standard below. For a supply agreement we release against your dossier specification; send it with the enquiry and the CoA will be built around it.

ParameterSpecification
Assay≥ 99.0%
Related substancesWater content ≤ 0.30%; any unspecified impurity ≤ 0.30%
Water content≤ 0.5% (Karl Fischer)
Heavy metals≤ 20 ppm (ICP-MS)
Melting range88–91 °C
Residue on ignition≤ 0.10%

Application

Building block for antifungal azoles, histamine H2 antagonists and imidazolium ionic liquids.

Packaging, storage & logistics

Standard packaging25 kg fibre drum with double PE liner
Minimum order25 kg
Lead time10–20 days
Storage conditionsStore in a cool, dry, ventilated area away from oxidisers
Shipping documentsInvoice, packing list, CoA, SDS, certificate of origin; DGM/IATA declaration where applicable

Pack sizes available — pick one to prefill the enquiry

100 g1 kg25 kg500 kg

Documentation provided

  • CoA per lotLot-specific, with the test methods cited
  • SDSCurrent GHS revision; destination-language version on request
  • GMP statementSite-level GMP status and the last audit date, issued per customer

Need the DMF open part, a sample CoA or an audit pack before you can qualify us? Ask on the enquiry form — we send those documents before any commercial discussion.

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