Category:
Regulated Fine Chemicals
CAS NO:
432545-63-6
Standard:
BP,EP,ChP,USP,
Methotrexate-d3 is a deuterated internal standard for quantitative analysis via LC-MS/MS. Synthesized via catalytic deuteration, it ensures accurate measurement of methotrexate in biological matrices. Molecular Formula: C20H14D3N5O5; CAS No.: 187969-63-3.
Store at -20°C under inert atmosphere to prevent degradation. Handle with PPE due to potential cytotoxicity. Strictly controlled as a reference material for analytical calibration only.