(1S,3aS,4S,7aS)-1-tert-Butoxy-7a-ethyl-1,2,3,3a,4,6,7,7a-octahydro-4-<(phenylsulfonyl)methyl>-5H-inden-5-on is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 54832-86-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,8,3 and 2 respectively; the second part has 2 digits, 8 and 6 respectively. Calculate Digit Verification of CAS Registry Number 54832-86: (7*5)+(6*4)+(5*8)+(4*3)+(3*2)+(2*8)+(1*6)=139 139 % 10 = 9 So 54832-86-9 is a valid CAS Registry Number.