(13S,17S)-3-hydroxy-2-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl acetate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 52717-98-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,7,1 and 7 respectively; the second part has 2 digits, 9 and 8 respectively. Calculate Digit Verification of CAS Registry Number 52717-98: (7*5)+(6*2)+(5*7)+(4*1)+(3*7)+(2*9)+(1*8)=133 133 % 10 = 3 So 52717-98-3 is a valid CAS Registry Number.