(3S,3aS,5aS,9aS,9bR)-7-Hydroxy-3,5a,9-trimethyl-3a,4,5,5a,6,7,9a,9b-octahydro-3H-naphtho[1,2-b]furan-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 74501-28-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,0 and 1 respectively; the second part has 2 digits, 2 and 8 respectively. Calculate Digit Verification of CAS Registry Number 74501-28: (7*7)+(6*4)+(5*5)+(4*0)+(3*1)+(2*2)+(1*8)=113 113 % 10 = 3 So 74501-28-3 is a valid CAS Registry Number.