(4S,5S,8R,10S,13S,14S)-4,8,10,14-Tetramethyl-1,4,5,6,7,8,10,12,13,14,15,16-dodecahydro-2H-cyclopenta[a]phenanthrene-3,17-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 14253-81-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,2,5 and 3 respectively; the second part has 2 digits, 8 and 1 respectively. Calculate Digit Verification of CAS Registry Number 14253-81: (7*1)+(6*4)+(5*2)+(4*5)+(3*3)+(2*8)+(1*1)=87 87 % 10 = 7 So 14253-81-7 is a valid CAS Registry Number.
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