194784-11-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194784-11-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,7,8 and 4 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 194784-11:
(8*1)+(7*9)+(6*4)+(5*7)+(4*8)+(3*4)+(2*1)+(1*1)=177
177 % 10 = 7
So 194784-11-7 is a valid CAS Registry Number.