33873-19-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33873-19-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,8,7 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 33873-19:
(7*3)+(6*3)+(5*8)+(4*7)+(3*3)+(2*1)+(1*9)=127
127 % 10 = 7
So 33873-19-7 is a valid CAS Registry Number.