1356489-68-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1356489-68-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,6,4,8 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1356489-68:
(9*1)+(8*3)+(7*5)+(6*6)+(5*4)+(4*8)+(3*9)+(2*6)+(1*8)=203
203 % 10 = 3
So 1356489-68-3 is a valid CAS Registry Number.