73702-90-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73702-90-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,7,0 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 73702-90:
(7*7)+(6*3)+(5*7)+(4*0)+(3*2)+(2*9)+(1*0)=126
126 % 10 = 6
So 73702-90-6 is a valid CAS Registry Number.