1431978-00-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1431978-00-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,1,9,7 and 8 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1431978-00:
(9*1)+(8*4)+(7*3)+(6*1)+(5*9)+(4*7)+(3*8)+(2*0)+(1*0)=165
165 % 10 = 5
So 1431978-00-5 is a valid CAS Registry Number.