Pyrimethamine
Synonyms: Chloridine · Chloridin · Diaminopyritamin · Ethylpyrimidine
Pyrimethamine (CAS 58-14-0) – anti-infective API, IP/BP/USP grade. C12H13ClN4, MW 248.71. From Vaqora Chemicals, with COA and worldwide delivery.
About Pyrimethamine
Listed under CAS 58-14-0, Pyrimethamine is an anti-infective API available from Vaqora Chemicals (IP/BP/USP grade). The compound has the formula C12H13ClN4, corresponding to a molecular weight of 248.71 g/mol. The IUPAC name is 5-(4-chlorophenyl)-6-ethylpyrimidine-2,4-diamine. Common synonyms include Chloridine and Chloridin.
The material typically appears as an almost white crystalline powder or colorless crystals. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.
This API belongs to our antiviral, antifungal and antiparasitic APIs portfolio and is supplied to IP/BP/USP specifications for formulators, contract manufacturers and generic drug developers. Typical end-use sectors are pharmaceutical manufacturing.
Available in 1 kg, 5 kg and 25 kg packs, Pyrimethamine is dispatched with a Certificate of Analysis (COA) to destinations worldwide.
Typical applications
- Anti-infective formulations
- Generic drug development
- Formulation R&D
Industries
Grade guides
Specifications & identifiers
| Product name | Pyrimethamine |
|---|---|
| Catalogue No. | VQ-003982 |
| CAS Number | 58-14-0 |
| IUPAC name | 5-(4-chlorophenyl)-6-ethylpyrimidine-2,4-diamine |
| Molecular formula | C12H13ClN4 |
| Molecular weight | 248.71 g/mol |
| Exact mass | 248.0829 |
| Grade | IP/BP/USP |
| HSN code | 2933 |
| InChIKey | WKSAUQYGYAYLPV-UHFFFAOYSA-N |
| SMILES | CCC1=C(C(=NC(=N1)N)N)C2=CC=C(C=C2)Cl |
| PubChem CID | 4993 |
| Physical form | Crystalline |
|---|---|
| Appearance | An almost white crystalline powder or colorless crystals |
| LogP (XLogP3) | 2.7 |
| H-bond donors / acceptors | 2 / 4 |
| TPSA | 77.8 Ų |
| Synonyms | Chloridine, Chloridin, Diaminopyritamin, Ethylpyrimidine, Pirimetamin, Khloridin, Tindurin, Primethamine, Pyrimethamin, 2,4-Pyrimidinediamine, 5-(4-chlorophenyl)-6-ethyl-, Pyremethamine, 2,4-Diamino-5-(p-chlorophenyl)-6-ethylpyrimidine |
Safety & hazard information (GHS)
Signal word: Warning
Hazard statements
H302Harmful if swallowed
Precautionary statements: P264, P270, P301 + P317, P330, P501
Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.
Documents
Frequently asked questions
What is the CAS number of Pyrimethamine?
The CAS Registry Number of Pyrimethamine is 58-14-0. It is also known as Chloridine, Chloridin, Diaminopyritamin.
What is the molecular formula and molecular weight of Pyrimethamine?
Pyrimethamine has the molecular formula C12H13ClN4 and a molecular weight of 248.71 g/mol. Its IUPAC name is 5-(4-chlorophenyl)-6-ethylpyrimidine-2,4-diamine.
Which grade and pack sizes of Pyrimethamine can I order?
We supply Pyrimethamine in IP/BP/USP grade, in 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.
Do you provide a COA and SDS with Pyrimethamine?
Yes. Every lot of Pyrimethamine is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.
Can Pyrimethamine be shipped internationally?
Yes. Pyrimethamine is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.
Enquire about Pyrimethamine
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