6745-93-3

Basic information

• Product Name: D-AMETHOPTERIN HYDRATE, 95
• Synonyms: D-AMETHOPTERIN HYDRATE, 95;L-Glutamic acid, N-4-(2,4-diamino-6-pteridinyl)methylmethylaminobenzoyl-, monohydrate
• CAS NO: 6745-93-3
• Molecular Formula: C20H22N8O5
• Molecular Weight: 0
• EINECS: 257-482-2
• Mol File: 6745-93-3.mol
• Article Data: 1

Chemical Properties

• Melting Point: 195 °C (dec.)(lit.)
• Appearance: /
• CAS DataBase Reference: D-AMETHOPTERIN HYDRATE, 95(CAS DataBase Reference)
• NIST Chemistry Reference: D-AMETHOPTERIN HYDRATE, 95(6745-93-3)
• EPA Substance Registry System: D-AMETHOPTERIN HYDRATE, 95(6745-93-3)

Safety Data

• Hazard Codes: T
• Statements: 46-60-61-25-36/37/38
• Safety Statements: 53-22-26-36/37/39-45
• RIDADR: UN 1544 6.1/PG 3
• RTECS: MA1224000
• Hazardous Substances Data: 6745-93-3(Hazardous Substances Data)

Relevant articles and documents

Process for the preparation of high purity methotrexate and derivatives thereof

An improved process for the preparation and purification of N-{p-([2,4-diamino-6-pteridinyl)-methyl]methylamino)benzoyl} glutamic acid, also known as methotrexate, using the alkali metal, calcium and zinc salts of N-methyl-p-aminobenzoylglutamate, tetraaminopyrimidine sulfate, 1,1,3-tribromoacetone and the alkali metal and zinc salts of methotrexate.