(2aS,3R,4aR,5S,6R,7R,7aS,7bR)-7-Hydroxy-6-isopropenyl-7b-methyl-2-oxo-2a,3,4a-tris-trimethylsilanyloxy-decahydro-indeno[7,1-bc]furan-5-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 242809-76-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,2,8,0 and 9 respectively; the second part has 2 digits, 7 and 6 respectively. Calculate Digit Verification of CAS Registry Number 242809-76: (8*2)+(7*4)+(6*2)+(5*8)+(4*0)+(3*9)+(2*7)+(1*6)=143 143 % 10 = 3 So 242809-76-3 is a valid CAS Registry Number.
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