785017-43-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 785017-43-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,5,0,1 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 785017-43:
(8*7)+(7*8)+(6*5)+(5*0)+(4*1)+(3*7)+(2*4)+(1*3)=178
178 % 10 = 8
So 785017-43-8 is a valid CAS Registry Number.