(5aS,6aR,8S,12aS,13aR)-4,9-Bis-(tert-butyl-dimethyl-silanyloxy)-4,6a,8-trimethyl-dodecahydro-1,6,12-trioxa-cyclohepta[4,5]benzo[1,2]cyclooctene-2,11-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 126693-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,6,9 and 3 respectively; the second part has 2 digits, 9 and 8 respectively. Calculate Digit Verification of CAS Registry Number 126693-98: (8*1)+(7*2)+(6*6)+(5*6)+(4*9)+(3*3)+(2*9)+(1*8)=159 159 % 10 = 9 So 126693-98-9 is a valid CAS Registry Number.
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