22347-67-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22347-67-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,3,4 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 22347-67:
(7*2)+(6*2)+(5*3)+(4*4)+(3*7)+(2*6)+(1*7)=97
97 % 10 = 7
So 22347-67-7 is a valid CAS Registry Number.