80356-39-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80356-39-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,3,5 and 6 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 80356-39:
(7*8)+(6*0)+(5*3)+(4*5)+(3*6)+(2*3)+(1*9)=124
124 % 10 = 4
So 80356-39-4 is a valid CAS Registry Number.
80356-39-4Relevant articles and documents
Synthesis of Pyridinium Heterocyclic Ylides. Degradation of the Pyridinium Group
Esteve, Marta E.,Gaozza, Carlos H.
, p. 1061 - 1063 (2007/10/02)
The synthesis of pyridinium-quinolone chlorides and ylides, a pyridinium-methylquinazolone ylide, 9-pyridinium acridine chloride, and their behaviour by treatment by boiling aniline are described.