149979-74-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 149979-74-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,9,7 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 149979-74:
(8*1)+(7*4)+(6*9)+(5*9)+(4*7)+(3*9)+(2*7)+(1*4)=208
208 % 10 = 8
So 149979-74-8 is a valid CAS Registry Number.
InChI:InChI=1/C23H27N5O2/c1-23(2,3)28-22(26-16-24)27-19-10-6-8-17(14-19)20(11-4-5-12-21(29)30)18-9-7-13-25-15-18/h6-11,13-15H,4-5,12H2,1-3H3,(H,29,30)(H2,26,27,28)/b20-11+