(3aR,5aS,6R,8aS)-6-Hydroxy-1,7,7-trimethyl-1,2,3,3a,5a,6,7,8-octahydro-cyclopenta[c]pentalene-4-carbaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 78098-04-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,0,9 and 8 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 78098-04: (7*7)+(6*8)+(5*0)+(4*9)+(3*8)+(2*0)+(1*4)=161 161 % 10 = 1 So 78098-04-1 is a valid CAS Registry Number.