((1S,3aS,4R,7aR)-4,7a-Dimethyl-1,4,5,6,7,7a-hexahydro-1,3a-ethano-inden-4-yl)-methanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 194931-11-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,9,3 and 1 respectively; the second part has 2 digits, 1 and 1 respectively. Calculate Digit Verification of CAS Registry Number 194931-11: (8*1)+(7*9)+(6*4)+(5*9)+(4*3)+(3*1)+(2*1)+(1*1)=158 158 % 10 = 8 So 194931-11-8 is a valid CAS Registry Number.