1-((3aS,3bR,4R,6aR,7aS)-4-Benzyloxy-7a-methyl-3a,3b,4,5,6,6a,7,7a-octahydro-1H-cyclopenta[a]pentalen-3-yl)-ethanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 104106-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,1,0 and 6 respectively; the second part has 2 digits, 7 and 5 respectively. Calculate Digit Verification of CAS Registry Number 104106-75: (8*1)+(7*0)+(6*4)+(5*1)+(4*0)+(3*6)+(2*7)+(1*5)=74 74 % 10 = 4 So 104106-75-4 is a valid CAS Registry Number.