(1R,1'R,2S,2'S,4aR,4'aR,6S,6'S,8aS,8'aS)-1,1'-(ethane-1,2-diyl)bis[decahydro-5,5,8a-trimethylnaphthalene-2,6-diol] is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 57130-05-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,1,3 and 0 respectively; the second part has 2 digits, 0 and 5 respectively. Calculate Digit Verification of CAS Registry Number 57130-05: (7*5)+(6*7)+(5*1)+(4*3)+(3*0)+(2*0)+(1*5)=99 99 % 10 = 9 So 57130-05-9 is a valid CAS Registry Number.