1355227-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1355227-74-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,5,2,2 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1355227-74:
(9*1)+(8*3)+(7*5)+(6*5)+(5*2)+(4*2)+(3*7)+(2*7)+(1*4)=155
155 % 10 = 5
So 1355227-74-5 is a valid CAS Registry Number.