140923-33-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140923-33-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,9,2 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 140923-33:
(8*1)+(7*4)+(6*0)+(5*9)+(4*2)+(3*3)+(2*3)+(1*3)=107
107 % 10 = 7
So 140923-33-7 is a valid CAS Registry Number.