144761-91-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144761-91-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,7,6 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 144761-91:
(8*1)+(7*4)+(6*4)+(5*7)+(4*6)+(3*1)+(2*9)+(1*1)=141
141 % 10 = 1
So 144761-91-1 is a valid CAS Registry Number.
InChI:InChI=1/C18H21NO3/c1-13(14-8-4-3-5-9-14)12-17(20)19-16-11-7-6-10-15(16)18(21)22-2/h3-11,13,17,19-20H,12H2,1-2H3