(3aS,3'aR,8aS,8'aR)-dimethyl 3,3a,3',3'a,8,8a,8',8'a-octahydro-3a,3'a-bipyrrolo[2,3-b]indole-1,1'(2H,2'H)-dicarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 81655-75-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,6,5 and 5 respectively; the second part has 2 digits, 7 and 5 respectively. Calculate Digit Verification of CAS Registry Number 81655-75: (7*8)+(6*1)+(5*6)+(4*5)+(3*5)+(2*7)+(1*5)=146 146 % 10 = 6 So 81655-75-6 is a valid CAS Registry Number.