(3aS,5aR,8aS,8bR)-2-Methyl-3a,4,5,5a,8a,8b-hexahydro-as-indacene-1,8-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 112141-87-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,1,4 and 1 respectively; the second part has 2 digits, 8 and 7 respectively. Calculate Digit Verification of CAS Registry Number 112141-87: (8*1)+(7*1)+(6*2)+(5*1)+(4*4)+(3*1)+(2*8)+(1*7)=74 74 % 10 = 4 So 112141-87-4 is a valid CAS Registry Number.