76283-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76283-87-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,2,8 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 76283-87:
(7*7)+(6*6)+(5*2)+(4*8)+(3*3)+(2*8)+(1*7)=159
159 % 10 = 9
So 76283-87-9 is a valid CAS Registry Number.