(8R,9S,10R,12S,13R,14S,17S)-17-(tert-Butyl-dimethyl-silanyloxy)-12-hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-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 209972-90-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,9,7 and 2 respectively; the second part has 2 digits, 9 and 0 respectively. Calculate Digit Verification of CAS Registry Number 209972-90: (8*2)+(7*0)+(6*9)+(5*9)+(4*7)+(3*2)+(2*9)+(1*0)=167 167 % 10 = 7 So 209972-90-7 is a valid CAS Registry Number.
Get Best Price for209972-90-7(8R,9S,10R,12S,13R,14S,17S)-17-(tert-Butyl-dimethyl-silanyloxy)-12-hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-cyclopenta[a]phenanthren-3-one