65784-67-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65784-67-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,7,8 and 4 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 65784-67:
(7*6)+(6*5)+(5*7)+(4*8)+(3*4)+(2*6)+(1*7)=170
170 % 10 = 0
So 65784-67-0 is a valid CAS Registry Number.