276673-59-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 276673-59-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,6,6,7 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 276673-59:
(8*2)+(7*7)+(6*6)+(5*6)+(4*7)+(3*3)+(2*5)+(1*9)=187
187 % 10 = 7
So 276673-59-7 is a valid CAS Registry Number.