1799434-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1799434-56-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,7,9,9,4,3 and 4 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1799434-56:
(9*1)+(8*7)+(7*9)+(6*9)+(5*4)+(4*3)+(3*4)+(2*5)+(1*6)=242
242 % 10 = 2
So 1799434-56-2 is a valid CAS Registry Number.