(8R,9S,13S,14S,17S)-2-formyl-3-hydroxy-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 31559-62-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,5,5 and 9 respectively; the second part has 2 digits, 6 and 2 respectively. Calculate Digit Verification of CAS Registry Number 31559-62: (7*3)+(6*1)+(5*5)+(4*5)+(3*9)+(2*6)+(1*2)=113 113 % 10 = 3 So 31559-62-3 is a valid CAS Registry Number.
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