1,2,3,4,1',2',3',4'-octahydro-2,2'-methanediyl-bis-benzo[4,5]thieno[2,3-c]pyridine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 73161-17-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,1,6 and 1 respectively; the second part has 2 digits, 1 and 7 respectively. Calculate Digit Verification of CAS Registry Number 73161-17: (7*7)+(6*3)+(5*1)+(4*6)+(3*1)+(2*1)+(1*7)=108 108 % 10 = 8 So 73161-17-8 is a valid CAS Registry Number.