193-98-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 193-98-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,9 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 193-98:
(5*1)+(4*9)+(3*3)+(2*9)+(1*8)=76
76 % 10 = 6
So 193-98-6 is a valid CAS Registry Number.
InChI:InChI=1/C15H9N/c1-2-10-4-6-12-8-16-9-13-7-5-11(3-1)14(10)15(12)13/h1-9H
193-98-6Relevant articles and documents
A new method for [c,d]pyridine peri-annelation: synthesis of azapyrenes from phenalenes and their dihydro derivatives
Aksenov, Alexander V.,Borovlev, Ivan V.,Aksenova, Inna V.,Pisarenko, Sergey V.,Kovalev, Dmitry A.
, p. 707 - 709 (2008/09/17)
An effective synthesis of various azapyrenes from phenalenes and their dihydro derivatives has been developed using 1,3,5-triazines in polyphosphoric acid (PPA).