1349979-90-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1349979-90-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,9,9,7 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1349979-90:
(9*1)+(8*3)+(7*4)+(6*9)+(5*9)+(4*7)+(3*9)+(2*9)+(1*0)=233
233 % 10 = 3
So 1349979-90-3 is a valid CAS Registry Number.