194713-19-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194713-19-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,7,1 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 194713-19:
(8*1)+(7*9)+(6*4)+(5*7)+(4*1)+(3*3)+(2*1)+(1*9)=154
154 % 10 = 4
So 194713-19-4 is a valid CAS Registry Number.
InChI:InChI=1/C19H21N3O3/c1-3-5-10-21-18(23)14-11-17(15(12-20)19(24)25-4-2)22-16-9-7-6-8-13(14)16/h6-9,11,15H,3-5,10H2,1-2H3,(H,21,23)