3591-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3591-63-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,5,9 and 1 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 3591-63:
(6*3)+(5*5)+(4*9)+(3*1)+(2*6)+(1*3)=97
97 % 10 = 7
So 3591-63-7 is a valid CAS Registry Number.