1046809-23-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1046809-23-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,6,8,0 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1046809-23:
(9*1)+(8*0)+(7*4)+(6*6)+(5*8)+(4*0)+(3*9)+(2*2)+(1*3)=147
147 % 10 = 7
So 1046809-23-7 is a valid CAS Registry Number.