1934640-29-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1934640-29-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,3,4,6,4 and 0 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1934640-29:
(9*1)+(8*9)+(7*3)+(6*4)+(5*6)+(4*4)+(3*0)+(2*2)+(1*9)=185
185 % 10 = 5
So 1934640-29-5 is a valid CAS Registry Number.