177428-06-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 177428-06-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,4,2 and 8 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 177428-06:
(8*1)+(7*7)+(6*7)+(5*4)+(4*2)+(3*8)+(2*0)+(1*6)=157
157 % 10 = 7
So 177428-06-7 is a valid CAS Registry Number.