((8R,9S,13S,14S,17S)-17-Hydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-3-yl)-methanesulfonic acid 2,2-dimethyl-propyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 669090-96-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,9,0,9 and 0 respectively; the second part has 2 digits, 9 and 6 respectively. Calculate Digit Verification of CAS Registry Number 669090-96: (8*6)+(7*6)+(6*9)+(5*0)+(4*9)+(3*0)+(2*9)+(1*6)=204 204 % 10 = 4 So 669090-96-4 is a valid CAS Registry Number.
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