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Methotrexate monohydrate

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Methotrexate monohydrate molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 13 grades and pack sizes of Methotrexate monohydrate (CAS 6745-93-3). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS6745-93-3
Molecular formulaC20H24N8O6
Molecular weight472.46 g/mol
IUPAC name(2S)-2-[[4-[(2,4-diaminopteridin-6-yl)methyl-methylamino]benzoyl]amino]pentanedioic acid;hydrate
Synonyms84DMZ3IHO0 · METHOTREXATE MONOHYDRATE [MI] · RefChem:811758 · Methotrexate hydrate(1:x) · Methotrexate xhydrate · 4-Amino-10-methylfolic acid hydrate
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic Health hazard Health hazard
  • H301 Toxic if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H360 May damage fertility or the unborn child

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma METHOTREXATE HYDRATE 06563-100MG
06563-25MG
06563-5MG
A6770-100MG
A6770-10MG
A6770-1G
A6770-25MG
A6770-500MG		 Request Quote
Sigma METHOTREXATE HYDRATE, POWDER, BIOREAG M8407-100MG
M8407-500MG		 Request Quote
Sigma Methotrexate, meets USP testing specific M9929-100MG
M9929-25MG
M9929-500MG		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.