1023441-47-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1023441-47-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,3,4,4 and 1 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1023441-47:
(9*1)+(8*0)+(7*2)+(6*3)+(5*4)+(4*4)+(3*1)+(2*4)+(1*7)=95
95 % 10 = 5
So 1023441-47-5 is a valid CAS Registry Number.