Active Pharmaceutical Ingredient

Piritrexim API Manufacturer & Supplier in India

Also known as: BW301U; 2,4-diamino-6-(3,4-dichlorophenoxy)quinazoline

GMP Certified IP / BP / USP Dihydrofolate Reductase Inhibitor / Antiprotozoal Aurangabad, India
Piritrexim API Supplier Manufacturer Aurangabad Maharashtra India — Mediocon Inc
Piritrexim IP / BP / USP  |  GMP Certified  |  Mediocon Inc, Maharashtra, India
CAS No: 3562-39-8

Product Overview

Piritrexim is a lipophilic antifolate that inhibits dihydrofolate reductase (DHFR) and was investigated for the treatment of Pneumocystis jirovecii pneumonia (PCP) and toxoplasmosis in immunocompromised patients. Mediocon Inc manufactures this API at its GMP-certified facility in Aurangabad, Maharashtra, India.

Therapeutic Applications
  • Treatment and prophylaxis of Pneumocystis jirovecii pneumonia (PCP)
  • Management of toxoplasmosis in immunocompromised patients
  • Investigational antifolate in oncology (bladder, prostate cancers)
  • Alternative to trimethoprim in sulfonamide-intolerant patients

Technical Specifications

ParameterSpecification
CAS Number3562-39-8
Molecular FormulaC7H4N4O2
Molecular Weight176.13 g/mol
GradeIP / BP / USP
CategoryDihydrofolate Reductase Inhibitor / Antiprotozoal
AppearanceYellow to orange crystalline powder
SolubilityFreely soluble in water, soluble in methanol, slightly soluble in ethanol
AssayNLT 98.0%
Loss on DryingNMT 0.5%
Heavy MetalsNMT 20 ppm
Residue on IgnitionNMT 0.1%
Microbial LimitsComplies with pharmacopoeia
IdentificationIR, HPLC Compliant
Batch NoPIR/24032026
Mfg DateMAR 2026
Exp DateFEB 2031
Packing25 kg HDPE drums / as per requirement

Quality & Compliance

  • GMP Certified manufacturing facility in Aurangabad, Maharashtra, India
  • Full pharmacopoeial compliance: IP / BP / USP standards
  • Complete documentation: Certificate of Analysis (CoA), MSDS, Certificate of Origin
  • Stringent in-process quality control at every manufacturing stage
  • HPLC purity testing and spectroscopic identification (IR, NMR)
  • Cold-chain and controlled-environment storage facilities available
  • Exported to 40+ countries with full regulatory support

Sourcing, Regulatory & Export Information

Mediocon Inc is a GMP-certified API manufacturer and bulk pharmaceutical ingredient supplier based in Aurangabad, Maharashtra, India. We specialise in supplying Piritrexim — CAS 3562-39-8 (CAS 3562-39-8) and over 1,000 other Active Pharmaceutical Ingredients, excipients, herbal extracts, and nutraceutical ingredients to pharmaceutical manufacturers worldwide.

Our Piritrexim — CAS 3562-39-8 is manufactured under strict quality management protocols compliant with WHO-GMP, ISO 9001:2015, and major pharmacopoeial standards (IP, BP, USP, EP). Every batch undergoes full analytical testing — identity (IR/HPLC), assay, related substances, residual solvents (ICH Q3C), heavy metals, and microbial limits — before release with a Certificate of Analysis.

Export Markets

  • USA — FDA-registered facility; DMF support available for ANDA/NDA filings
  • Europe — EMA-compliant documentation; CEP/EDMF support on request
  • Africa & Middle East — WHO-GMP certified; competitive pricing for emerging markets
  • Southeast Asia — established logistics network; temperature-controlled shipments
  • India domestic — schedule H/X compliance; all state licensing documentation provided

Quality & Compliance

  • ISO 9001:2015 certified quality management system
  • GMP-certified manufacturing facility, Aurangabad, Maharashtra
  • Full batch traceability from raw material to finished API
  • Stability data available (ICH Q1A guidelines) for regulatory submissions
  • Dedicated QA team for customer audits and regulatory queries

Frequently Asked Questions — Piritrexim — CAS 3562-39-8 API

What is the minimum order quantity for Piritrexim — CAS 3562-39-8 API?
Mediocon Inc supplies Piritrexim — CAS 3562-39-8 with a minimum order quantity of 1 kg (sample packs available for R&D). We accommodate both small R&D quantities and large commercial-scale orders. Contact our sales team at akshay@mediocon.com or +91 9309999757 for a tailored quote.
What pharmacopoeial grades of Piritrexim — CAS 3562-39-8 does Mediocon supply?
We supply Piritrexim — CAS 3562-39-8 conforming to IP / BP / USP pharmacopoeial standards. Each batch is tested against full pharmacopoeial specifications and released with a Certificate of Analysis. Custom specifications can be accommodated for regulated markets.
What documentation is provided with Piritrexim — CAS 3562-39-8 API?
Every shipment of Piritrexim — CAS 3562-39-8 comes with: Certificate of Analysis (CoA), MSDS/SDS, Certificate of Origin (COO), and Drug Master File (DMF) support on request. We also provide GMP certification, ISO 9001:2015 compliance documentation, and full regulatory support for filings in USA (FDA), Europe (EMA), and other markets.
What is the lead time and shipping for Piritrexim — CAS 3562-39-8 bulk orders?
Standard lead time for Piritrexim — CAS 3562-39-8 is 2–4 weeks for standard orders; expedited shipments possible for urgent requirements. We ship to 40+ countries worldwide using approved pharmaceutical-grade packaging (25 kg HDPE drums / aluminium foil bags). All shipments include temperature-controlled logistics options where required by the product's storage conditions.
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