933738-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 933738-89-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,3,7,3 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 933738-89:
(8*9)+(7*3)+(6*3)+(5*7)+(4*3)+(3*8)+(2*8)+(1*9)=207
207 % 10 = 7
So 933738-89-7 is a valid CAS Registry Number.