Methotrexate API Product Category: Active Pharmaceutical Ingredient (API) CAS Number: 59-05-2 Molecular Formula: C20H22N8O5 Molecular Weight: 454.44 g/mol Grade: Pharmaceutical Grade (USP / BP / Ph.Eur / IP – as applicable) Product Overview Methotrexate is an antimetabolite and antifolate agent widely used in the formulation of oral and injectable dosage forms. It is utilized in oncology and autoimmune therapeutic protocols under strict medical supervision. Methotrexate API is supplied to pharmaceutical manufacturers serving regulated and semi-regulated markets with strong quality and compliance requirements. Applications Methotrexate is indicated for: Certain oncological indications Rheumatoid arthritis Psoriasis and related autoimmune conditions Other approved therapeutic indications as per regulatory authorities All applications must comply with approved labeling and national regulatory guidelines. Quality & Compliance Our Methotrexate API is sourced from GMP-compliant manufacturing facilities with validated quality assurance and documentation systems. Each batch is supplied with: Certificate of Analysis (COA) Material Safety Data Sheet (MSDS / SDS) Batch traceability documentation Stability data (upon request) Pharmacopoeial compliance documentation DMF support (where available) Packaging & Supply Secure, moisture-controlled, export-grade packaging HDPE or fiber drums with double inner liners Customized labeling and regulatory documentation support Bulk supply for domestic and international markets Regulatory Notice Methotrexate is a prescription pharmaceutical ingredient with strict regulatory controls in many jurisdictions. Buyers are responsible for ensuring compliance with applicable licensing requirements, regulatory approvals, and import regulations prior to procurement.