7536-83-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7536-83-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,5,3 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 7536-83:
(6*7)+(5*5)+(4*3)+(3*6)+(2*8)+(1*3)=116
116 % 10 = 6
So 7536-83-6 is a valid CAS Registry Number.