Also known as: Mepyramine Maleate; Neo-Antergan Maleate
Pyrilamine Maleate (Mepyramine Maleate) is a first-generation H1 antihistamine with sedative properties. Manufactured by Mediocon Inc at its GMP-certified facility in Aurangabad, Maharashtra, India, it is supplied for oral antihistamine formulations and combination cold/allergy products. CAS No: 59-33-6.
| Parameter | Specification |
|---|---|
| CAS Number | 59-33-6 |
| Molecular Formula | C17H23N3O·C4H4O4 |
| Molecular Weight | 401.46 g/mol |
| Grade | IP / BP / EP / USP |
| Category | First-Generation Antihistamine (H1 Receptor Antagonist) |
| Appearance | White to off-white crystalline powder |
| Solubility | Freely soluble in water and ethanol. |
| Assay | NLT 98.0% |
| Loss on Drying | NMT 0.5% |
| Heavy Metals | NMT 20 ppm |
| Residue on Ignition | NMT 0.1% |
| Microbial Limits | Complies with pharmacopoeia |
| Identification | IR, HPLC Compliant |
| Mfg Date | MAR 2026 |
| Exp Date | FEB 2031 |
| Packing | 25 kg HDPE drums / as per requirement |
Mediocon Inc is a GMP-certified API manufacturer and bulk pharmaceutical ingredient supplier based in Aurangabad, Maharashtra, India. We specialise in supplying Pyrilamine Maleate — CAS 59-33-6 (CAS 59-33-6) and over 1,000 other Active Pharmaceutical Ingredients, excipients, herbal extracts, and nutraceutical ingredients to pharmaceutical manufacturers worldwide.
Our Pyrilamine Maleate — CAS 59-33-6 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.
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