Results 161 to 170 of about 14,380 (267)

Heterocyclic Systems containing Bridgehead Nitrogen Atom. Synthesis of Thiadiazolo[2',3', : 2,1 )imidazo[ 4,5-b)quinoxaline, Jmidazo[2,1-b ]-1,3,4-thiadiazoles and their Brominated Products [PDF]

, 1989
J. Mohan, G. S. R. ANJANBYULU, KIRAN
openalex   +1 more source

An expeditious green route toward 2-aryl-4-phenyl-1-imidazoles [PDF]

core   +1 more source

Synthetic Studies on Quinoxaline Antibiotics. Synthesis of Quinoxaline-2-carbonyl Tetradepsipeptide Derivatives Related to Triostin A

, 1978
Masaru Shin, Ken Inouye, Hideo Ōtsuka
openalex   +1 more source

Enantioselective Pictet-Spengler-Type Reaction via a Helically Chiral Anion as an Access to 4,5-Dihydropyrrolo[1,2-<i>a</i>]quinoxaline Scaffolds. [PDF]

J Org Chem
Nigríni M, Uhlík F, Císařová I, Veselý J.   +3 more
europepmc   +1 more source

Susceptibility of Avian Vibrio to a Quinoxaline Derivative

, 1973
Masanobu Kamata, Shotaro Miura
openalex   +2 more sources

Heterocyclic Systems containing Bridgehead Nitrogen Atom : Synthesis and Antimicrobial Activity of s-Triazolo[3,4-b][1,3,4]thiadiazoles, s-Triazolo[3',4'-b] [1,3.4]thiadiazines and s-Triazolo[3',4' : 2,3][1,3,4]thiadiazino[5,6-b]quinoxaline [PDF]

, 1991
J. Mohan, G. S. R. ANJANEYULU, S. YAMINI K. V   +2 more
openalex   +1 more source

4-Alkyl-4<i>H</i>-thieno[2',3':4,5]pyrrolo[2,3-<i>b</i>]quinoxaline Derivatives as New Heterocyclic Analogues of Indolo[2,3-<i>b</i>]quinoxalines: Synthesis and Antitubercular Activity. [PDF]

Int J Mol Sci
Sadykhov GA, Belyaev DV, Khramtsova EE, Vakhrusheva DV, Krasnoborova SY, Dianov DV, Pervova MG, Rusinov GL, Verbitskiy EV, Charushin VN.   +9 more
europepmc   +1 more source

Structure and conformation of fourteen antibiotics of the quinoxaline group determined by 1H NMR.

, 1982
Michael P. Williamson, D. Gauvreau, Dudley H. Williams, Michael J. Waring   +3 more
openalex   +2 more sources

Photochemical Dehydrogenation, Ring Contraction, and Ring Expansion of Hydrogenated Derivatives of Benzoxazino‐benzoxazine, Quinoxalino‐quinoxaline, and Bibenzothiazole [PDF]

, 1990
Erich Tauer, Karl‐Heinz Grellmann
openalex   +1 more source

Pyrrolo[1,2-<i>a</i>]quinoxaline: A Combined Experimental and Computational Study on the Photophysical Properties of a New Photofunctional Building Block. [PDF]

J Phys Chem B
Shukla AK, Choudhary S, Sisodiya DS, Mahale A, Vipparthi P, Togiti UK, Kulkarni OP, Chattopadhyay A, Bhattacharya A.   +8 more
europepmc   +1 more source