1127237-89-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1127237-89-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,2,7,2,3 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1127237-89:
(9*1)+(8*1)+(7*2)+(6*7)+(5*2)+(4*3)+(3*7)+(2*8)+(1*9)=141
141 % 10 = 1
So 1127237-89-1 is a valid CAS Registry Number.