(3S,4S,4aS,12aR,E)-4,12a-dimethyl-7-methylene-3-triisopropylsilyloxy-1,3,4,4a,5,8,9,12a-octahydrobenzo[10]annulene-6,10(2H,7H)-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 1569075-91-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,6,9,0,7 and 5 respectively; the second part has 2 digits, 9 and 1 respectively. Calculate Digit Verification of CAS Registry Number 1569075-91: (9*1)+(8*5)+(7*6)+(6*9)+(5*0)+(4*7)+(3*5)+(2*9)+(1*1)=207 207 % 10 = 7 So 1569075-91-7 is a valid CAS Registry Number.
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