(8S,9S,10R,13R,14S,17R)-17-[(1R,5R)-6-(tert-Butyl-dimethyl-silanyloxy)-1,5-dimethyl-hexyl]-10,13-dimethyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-cyclopenta[a]phenanthren-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 97550-38-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,5,5 and 0 respectively; the second part has 2 digits, 3 and 8 respectively. Calculate Digit Verification of CAS Registry Number 97550-38: (7*9)+(6*7)+(5*5)+(4*5)+(3*0)+(2*3)+(1*8)=164 164 % 10 = 4 So 97550-38-4 is a valid CAS Registry Number.
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