19342-35-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19342-35-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,3,4 and 2 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 19342-35:
(7*1)+(6*9)+(5*3)+(4*4)+(3*2)+(2*3)+(1*5)=109
109 % 10 = 9
So 19342-35-9 is a valid CAS Registry Number.