1441900-83-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1441900-83-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,1,9,0 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1441900-83:
(9*1)+(8*4)+(7*4)+(6*1)+(5*9)+(4*0)+(3*0)+(2*8)+(1*3)=139
139 % 10 = 9
So 1441900-83-9 is a valid CAS Registry Number.