19768-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19768-73-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,6 and 8 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 19768-73:
(7*1)+(6*9)+(5*7)+(4*6)+(3*8)+(2*7)+(1*3)=161
161 % 10 = 1
So 19768-73-1 is a valid CAS Registry Number.
InChI:InChI=1/C12H16Cl2N2O/c1-9-2-3-10(12(15)17)8-11(9)16(6-4-13)7-5-14/h2-3,8H,4-7H2,1H3,(H2,15,17)