The CAS Registry Mumber 81918-36-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,1 and 8 respectively; the second part has 2 digits, 3 and 6 respectively. Calculate Digit Verification of CAS Registry Number 81918-36: (7*8)+(6*1)+(5*9)+(4*1)+(3*8)+(2*3)+(1*6)=147 147 % 10 = 7 So 81918-36-7 is a valid CAS Registry Number.
Get Best Price for81918-36-7Acetic acid (3S,9R,10R,13R,14R,17R)-17-((S)-2-acetoxy-5-hydroxy-1,5-dimethyl-hexyl)-6-hydroxy-10,13-dimethyl-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester