1794-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1794-42-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,7,9 and 4 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1794-42:
(6*1)+(5*7)+(4*9)+(3*4)+(2*4)+(1*2)=99
99 % 10 = 9
So 1794-42-9 is a valid CAS Registry Number.
InChI:InChI=1/C18H23BrN2O/c1-2-18(22)21-15-9-10-16(21)13-20(12-15)11-5-7-14-6-3-4-8-17(14)19/h3-8,15-16H,2,9-13H2,1H3/b7-5+