341504-91-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 341504-91-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,1,5,0 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 341504-91:
(8*3)+(7*4)+(6*1)+(5*5)+(4*0)+(3*4)+(2*9)+(1*1)=114
114 % 10 = 4
So 341504-91-4 is a valid CAS Registry Number.