1444302-97-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1444302-97-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,4,3,0 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1444302-97:
(9*1)+(8*4)+(7*4)+(6*4)+(5*3)+(4*0)+(3*2)+(2*9)+(1*7)=139
139 % 10 = 9
So 1444302-97-9 is a valid CAS Registry Number.