22742-69-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22742-69-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,7,4 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 22742-69:
(7*2)+(6*2)+(5*7)+(4*4)+(3*2)+(2*6)+(1*9)=104
104 % 10 = 4
So 22742-69-4 is a valid CAS Registry Number.
InChI:InChI=1/C15H21NO4/c1-3-16(4-2)14(19)15(20,11-10-13(17)18)12-8-6-5-7-9-12/h5-9,20H,3-4,10-11H2,1-2H3,(H,17,18)