6433-41-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6433-41-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,3 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6433-41:
(6*6)+(5*4)+(4*3)+(3*3)+(2*4)+(1*1)=86
86 % 10 = 6
So 6433-41-6 is a valid CAS Registry Number.