UNSTABLE MESOIONIC OXAZOLIUM-5-OXIDES

[1] 1,3-DIPOLAR CYCLOADDITIONS .54. SYNTHESIS OF PYRROLES FROM AZLACTONES AND ACETYLENE CARBOXYLIC ESTERS [J]. CHEMISCHE BERICHTE-RECUEIL, 1970, 103 (08): : 2356 - &

[2] PREPARATION AND PROPERTIES OF MESOIONIC OXAZOLONES [J]. CHEMISCHE BERICHTE-RECUEIL, 1970, 103 (08): : 2581 - &

[3] BORODKO YG, 1961, OPT SPEKTROSK+, V11, P482

[4] CYCLIZATION OF ALPHA-ACYLAMINO-ACIDS IN PRESENCE OF PERCHLORIC-ACID TO GIVE 5-OXO-DELTA-2-OXAZOLINIUM PERCHLORATES [J]. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1972, (07): : 909 - &

[5] ANHYDRO-2-HYDROXYOXAZOLO 3,2-A!PYRIDINIUM HYDROXIDE, A MESOIONIC OXAZOLONE [J]. JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC, 1970, (10): : 1485 - &

[6] 1.3-DIPOLAR CYCLOADDITIONS .61. CYCLOADDITIONS OF N-SUBSTITUTED OXAZOLIUM-5-OLATES TO NITRILES, NITRO, NITROSO AND AZO COMPOUNDS [J]. CHEMISCHE BERICHTE-RECUEIL, 1971, 104 (05): : 1562 - &

[7] MESOIONIC OXAZOLONES . A NEW SYNTHESIS AND ELECTROPHILIC SUBSTITUTION REACTION [J]. JOURNAL OF ORGANIC CHEMISTRY, 1966, 31 (10) : 3435 - &

[8] 1.3-DIPOLAR CYCLOADDITIONS .60. CYCLOADDITIONS OF N-SUBSTITUTED OXAZOLIUM-5-OLATES TO THIOCARBONYL COMPOUNDS [J]. CHEMISCHE BERICHTE-RECUEIL, 1971, 104 (05): : 1550 - &

[9] 1,3-DIPOLAR CYCLOADDITIONS .57. PREPARATION OF DELTA2-PYRROLINES FROM N-SUBSTITUTED OXAZOLIUM 5-OXIDES AND OLEFINIC DIPOLAROPHILES [J]. CHEMISCHE BERICHTE-RECUEIL, 1970, 103 (08): : 2625 - &

[10] 1,3-DIPOLAR CYCLOADDITION REACTIONS .53. QUESTION OF 1,3-DIPOLAR NATURE OF DELTA2-OXAZOLIN-5-ONES [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1970, 92 (14) : 4340 - +

[1] 1,3-DIPOLAR CYCLOADDITIONS .54. SYNTHESIS OF PYRROLES FROM AZLACTONES AND ACETYLENE CARBOXYLIC ESTERS [J]. CHEMISCHE BERICHTE-RECUEIL, 1970, 103 (08): : 2356 - &

[2] PREPARATION AND PROPERTIES OF MESOIONIC OXAZOLONES [J]. CHEMISCHE BERICHTE-RECUEIL, 1970, 103 (08): : 2581 - &

[3] BORODKO YG, 1961, OPT SPEKTROSK+, V11, P482

[4] CYCLIZATION OF ALPHA-ACYLAMINO-ACIDS IN PRESENCE OF PERCHLORIC-ACID TO GIVE 5-OXO-DELTA-2-OXAZOLINIUM PERCHLORATES [J]. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1972, (07): : 909 - &

[5] ANHYDRO-2-HYDROXYOXAZOLO 3,2-A!PYRIDINIUM HYDROXIDE, A MESOIONIC OXAZOLONE [J]. JOURNAL OF THE CHEMICAL SOCIETY C-ORGANIC, 1970, (10): : 1485 - &

[6] 1.3-DIPOLAR CYCLOADDITIONS .61. CYCLOADDITIONS OF N-SUBSTITUTED OXAZOLIUM-5-OLATES TO NITRILES, NITRO, NITROSO AND AZO COMPOUNDS [J]. CHEMISCHE BERICHTE-RECUEIL, 1971, 104 (05): : 1562 - &

[7] MESOIONIC OXAZOLONES . A NEW SYNTHESIS AND ELECTROPHILIC SUBSTITUTION REACTION [J]. JOURNAL OF ORGANIC CHEMISTRY, 1966, 31 (10) : 3435 - &

[8] 1.3-DIPOLAR CYCLOADDITIONS .60. CYCLOADDITIONS OF N-SUBSTITUTED OXAZOLIUM-5-OLATES TO THIOCARBONYL COMPOUNDS [J]. CHEMISCHE BERICHTE-RECUEIL, 1971, 104 (05): : 1550 - &

[9] 1,3-DIPOLAR CYCLOADDITIONS .57. PREPARATION OF DELTA2-PYRROLINES FROM N-SUBSTITUTED OXAZOLIUM 5-OXIDES AND OLEFINIC DIPOLAROPHILES [J]. CHEMISCHE BERICHTE-RECUEIL, 1970, 103 (08): : 2625 - &

[10] 1,3-DIPOLAR CYCLOADDITION REACTIONS .53. QUESTION OF 1,3-DIPOLAR NATURE OF DELTA2-OXAZOLIN-5-ONES [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1970, 92 (14) : 4340 - +