Certificate of Analysis

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Cryptotanshinone (Tanshinone C)

Product Name:	Cryptotanshinone (Tanshinone C)
Catalog Number:	S2285
Batch Number:	S228506

Molecular Formula:	C₁₉H₂₀O₃
Molecular Weight:	296.36
CAS No.:	35825-57-1
Storage (From the date of receipt):	3 years -20°C powder
Storage (From the date of receipt):	1 year -80°C in solvent
Image:

HPLC: 99.04% purity | NMR: Consistent with structure