Category:
Regulated Fine Chemicals
CAS NO:
N/A
Standard:
BP,EP,ChP,USP,
L-(+)-Ergothioneine-d9 is a deuterium-labeled isotopic standard of the natural antioxidant ergothioneine, synthesized via high-precision deuteration for mass spectrometry applications. Molecular formula: C6H10D5N4O2S; CAS: 22978-68-1.
Store at -20°C under inert atmosphere to prevent degradation. Use only as a reference standard; not approved for direct clinical administration or dietary supplementation without regulatory clearance.