(4S,4aS,7S,7aR)-7-Benzyloxy-4,7a-dimethyl-1,3,4,4a,7,7a-hexahydro-cyclopenta[c]pyran-3-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 73245-80-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,2,4 and 5 respectively; the second part has 2 digits, 8 and 0 respectively. Calculate Digit Verification of CAS Registry Number 73245-80: (7*7)+(6*3)+(5*2)+(4*4)+(3*5)+(2*8)+(1*0)=124 124 % 10 = 4 So 73245-80-4 is a valid CAS Registry Number.