276679-45-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 276679-45-9 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 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 276679-45:
(8*2)+(7*7)+(6*6)+(5*6)+(4*7)+(3*9)+(2*4)+(1*5)=199
199 % 10 = 9
So 276679-45-9 is a valid CAS Registry Number.