146934-72-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146934-72-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,9,3 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 146934-72:
(8*1)+(7*4)+(6*6)+(5*9)+(4*3)+(3*4)+(2*7)+(1*2)=157
157 % 10 = 7
So 146934-72-7 is a valid CAS Registry Number.