(1S,3R,3aS,4S,7S,7aS)-7-(tert-Butyl-dimethyl-silanyloxy)-3a-hydroxymethyl-4-methyl-2,3,3a,4,7,7a-hexahydro-1H-4,7-ethano-indene-1,3-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 74501-12-5 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, 1 and 2 respectively. Calculate Digit Verification of CAS Registry Number 74501-12: (7*7)+(6*4)+(5*5)+(4*0)+(3*1)+(2*1)+(1*2)=105 105 % 10 = 5 So 74501-12-5 is a valid CAS Registry Number.
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