(1E,3E,5E,12E)-(8S,9S,11S)-14-(tert-Butyl-dimethyl-silanyloxy)-2,6,8,12-tetramethyl-1-(2-methyl-oxazol-4-yl)-11-triisopropylsilanyloxy-9-trimethylsilanyloxy-tetradeca-1,3,5,12-tetraen-7-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 237735-40-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,7,7,3 and 5 respectively; the second part has 2 digits, 4 and 0 respectively. Calculate Digit Verification of CAS Registry Number 237735-40: (8*2)+(7*3)+(6*7)+(5*7)+(4*3)+(3*5)+(2*4)+(1*0)=149 149 % 10 = 9 So 237735-40-9 is a valid CAS Registry Number.
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