(1S,2S,3S,3aR,4R,5S,7aS)-5-(tert-Butyl-dimethyl-silanyloxymethyl)-3-hydroxy-2,6-dimethyl-1-triisopropylsilanyloxy-2,3,3a,4,5,7a-hexahydro-1H-indene-4-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 443791-90-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,7,9 and 1 respectively; the second part has 2 digits, 9 and 0 respectively. Calculate Digit Verification of CAS Registry Number 443791-90: (8*4)+(7*4)+(6*3)+(5*7)+(4*9)+(3*1)+(2*9)+(1*0)=170 170 % 10 = 0 So 443791-90-0 is a valid CAS Registry Number.
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