1130138-32-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1130138-32-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,0,1,3 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1130138-32:
(9*1)+(8*1)+(7*3)+(6*0)+(5*1)+(4*3)+(3*8)+(2*3)+(1*2)=87
87 % 10 = 7
So 1130138-32-7 is a valid CAS Registry Number.