78433-59-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78433-59-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,3 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 78433-59:
(7*7)+(6*8)+(5*4)+(4*3)+(3*3)+(2*5)+(1*9)=157
157 % 10 = 7
So 78433-59-7 is a valid CAS Registry Number.