REACTION OF 5,5-DIPHENYL-2-THIOHYDANTOIN WITH 1,3-DIBROMOPROPANE UNDER PHASE TRANSFER CATALYTIC CONDITIONS. CRYSTAL AND MOLECULAR STRUCTURE OF 2,3,4,5-TETRAHYDRO-7,7-DIPHENYLIMIDAZO--THIAZINE-6(7H)-ONE

DOI: 10.1016/S0040-4020(01)92029-0

Source and publish data:

Tetrahedron p. 409 - 415 (1981)

Update date:2022-08-30

Topics:

Authors:

Kiec-Kononowicz, K.

Zejc, A.

Mikolajczyk, M.

Zatorski, A.

Karolak-Wojciechowska, J.

Wieczorek, M. W.

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Article abstract of DOI:10.1016/S0040-4020(01)92029-0

The reaction of the potassium salt of 5,5-diphenyl-2-thiohydantoin with 1,3-dibromopropane and triethylamine carried out under phase transfer catalytic conditions gave almost quantitatively two isomeric diphenylimidazothiazine 2 and 3 in a ratio ca 1:2. 2

Full text of DOI:10.1016/S0040-4020(01)92029-0

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