1338567-52-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1338567-52-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,8,5,6 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1338567-52:
(9*1)+(8*3)+(7*3)+(6*8)+(5*5)+(4*6)+(3*7)+(2*5)+(1*2)=184
184 % 10 = 4
So 1338567-52-4 is a valid CAS Registry Number.