435342-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 435342-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,5,3,4 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 435342-49:
(8*4)+(7*3)+(6*5)+(5*3)+(4*4)+(3*2)+(2*4)+(1*9)=137
137 % 10 = 7
So 435342-49-7 is a valid CAS Registry Number.