(4RS,5RS,7SR)-7-isopropylidenyl-4-methyl-2,3,4,5,6,7,8,9-octahydro-2-naphthalenone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 74212-17-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,2,1 and 2 respectively; the second part has 2 digits, 1 and 7 respectively. Calculate Digit Verification of CAS Registry Number 74212-17: (7*7)+(6*4)+(5*2)+(4*1)+(3*2)+(2*1)+(1*7)=102 102 % 10 = 2 So 74212-17-2 is a valid CAS Registry Number.