dimethyl (1R,4aR,6S,8aS)-1,4,4a,5,6,7,8,8a-octahydro-6-hydroxy-5,5,8a-trimethylnaphthalene-1,2-dicarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 106540-42-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,6,5,4 and 0 respectively; the second part has 2 digits, 4 and 2 respectively. Calculate Digit Verification of CAS Registry Number 106540-42: (8*1)+(7*0)+(6*6)+(5*5)+(4*4)+(3*0)+(2*4)+(1*2)=95 95 % 10 = 5 So 106540-42-5 is a valid CAS Registry Number.