POSSIBILITY OF SPIROBENZTHIAZOLOPYRAN SYNTHESIS

[1] ETUDE DES SPECTRES DABSORPTION DANS LINFRAROUGE DE QUELQUES DERIVES DU CYCLE IMIDAZOLIQUE ET SELENAZOLIQUE EXAMEN DE LA LIAISON C=N [J]. SPECTROCHIMICA ACTA, 1965, 21 (03): : 605 - +

[2] GUGLIELMETTI R, 1967, B SOC CHIM FR, P2824

[3] THE COLOUR OF ORGANIC COMPOUNDS .5. THERMOCHROMIC SPIRANS [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1951, (NOV): : 3038 - 3047

[4] SCHIELE C, 1968, TETRAHEDRON, V24, P5023, DOI 10.1016/S0040-4020(01)88411-8

[5] ATTEMPTED PREPARATION OF SPIROBENZOTHIAZOLES AND 6-RING-N- AND ORTHO-HETEROCYCLIC SPIRANS .1. [J]. TETRAHEDRON, 1968, 24 (14) : 5017 - &

[6] Intramolecular ionisation [J]. HELVETICA CHIMICA ACTA, 1940, 23 : 247 - +

[7] 887902

[1] ETUDE DES SPECTRES DABSORPTION DANS LINFRAROUGE DE QUELQUES DERIVES DU CYCLE IMIDAZOLIQUE ET SELENAZOLIQUE EXAMEN DE LA LIAISON C=N [J]. SPECTROCHIMICA ACTA, 1965, 21 (03): : 605 - +

[2] GUGLIELMETTI R, 1967, B SOC CHIM FR, P2824

[3] THE COLOUR OF ORGANIC COMPOUNDS .5. THERMOCHROMIC SPIRANS [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1951, (NOV): : 3038 - 3047

[4] SCHIELE C, 1968, TETRAHEDRON, V24, P5023, DOI 10.1016/S0040-4020(01)88411-8

[5] ATTEMPTED PREPARATION OF SPIROBENZOTHIAZOLES AND 6-RING-N- AND ORTHO-HETEROCYCLIC SPIRANS .1. [J]. TETRAHEDRON, 1968, 24 (14) : 5017 - &

[6] Intramolecular ionisation [J]. HELVETICA CHIMICA ACTA, 1940, 23 : 247 - +

[7] 887902