7312-41-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7312-41-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,3,1 and 2 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 7312-41:
(6*7)+(5*3)+(4*1)+(3*2)+(2*4)+(1*1)=76
76 % 10 = 6
So 7312-41-6 is a valid CAS Registry Number.