340811-37-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 340811-37-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,0,8,1 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 340811-37:
(8*3)+(7*4)+(6*0)+(5*8)+(4*1)+(3*1)+(2*3)+(1*7)=112
112 % 10 = 2
So 340811-37-2 is a valid CAS Registry Number.