(4aR,8S,9aR)-2,8-Dimethyl-1,2,5,6,7,8,9,9a-octahydro-4a,8-methano-benzocycloheptene-2-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 73213-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,2,1 and 3 respectively; the second part has 2 digits, 5 and 4 respectively. Calculate Digit Verification of CAS Registry Number 73213-54: (7*7)+(6*3)+(5*2)+(4*1)+(3*3)+(2*5)+(1*4)=104 104 % 10 = 4 So 73213-54-4 is a valid CAS Registry Number.