199735-67-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199735-67-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,7,3 and 5 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 199735-67:
(8*1)+(7*9)+(6*9)+(5*7)+(4*3)+(3*5)+(2*6)+(1*7)=206
206 % 10 = 6
So 199735-67-6 is a valid CAS Registry Number.