Reaction of 2‐Imino‐2
<i>H</i>
‐chromene‐3‐carboxamide with Phosphorus Isothiocyanates: First Synthesis of Novel Chromeno[2,3‐
<i>d</i>
]pyrimidinyl and Bis(chromeno[2,3‐
<i>d</i>
]pyrimidinyl)phosphines and Chromeno[2′,3′:4,5]pyrimido[2,1‐
<i>d</i>
][1,3,5,2]triazaphosphinine
作者:Mohammed A. Assiri、Tarik E. Ali、Noha M. Hassanin、I. S. Yahia、Gamal B. Sakr
DOI:10.1002/jhet.3552
日期:2019.5
Novel chromeno[2,3‐d]pyrimidinyl and bis(chromeno[2,3‐d]pyrimidinyl)phosphines and chromeno[2′,3′:4,5]pyrimido[2,1‐d][1,3,5,2]triazaphosphinine were obtained in a simple one‐pot procedure via treatment of 2‐imino‐2H‐chromene‐3‐carboxamide with phenyl phosphorus isothiocyanates. Possible reaction mechanisms were proposed. The structures of the obtained products were confirmed by elemental analyses and
新型chromeno [2,3- d ]嘧啶基和双(chromeno [2,3- d ]嘧啶基)膦和chromeno [2',3':4,5] pyrimido [2,1- d ] [1,3,一个简单的单罐方法中获得5,2] triazaphosphinine经由处理2-亚氨基-2 ħ色烯-3-甲酰胺与磷苯基异硫氰酸酯。提出了可能的反应机理。所得产物的结构通过元素分析和光谱工具确认。
Exchange Reactions in Volatile Isocyanates and Isothiocyanates of Silicon, Germanium and Phosphorus
作者:Herbert H. Anderson
DOI:10.1021/ja01103a016
日期:1953.4
PUDOVIK A. I.; POMAHOB G. V.; STEPANOVA T. YA., ZH. OBSHCH. XIMII, 1979, 49, HO 6, 1425-1426
作者:PUDOVIK A. I.、 POMAHOB G. V.、 STEPANOVA T. YA.
DOI:——
日期:——
Cyclization of 1-(2-hydroxyphenyl)-3-phenylpropane-1,3-dione with isothiocyanates: a simple one-pot synthesis of novel 4-oxo-2-phenyl-4
H
-chromene-3-carbothioamides and 2-phenyl-3-(2-thioxo-2
H
-1,3,5,4-thiadiazaphosphinin-6-yl)-4-oxo-4
H
-chromenes
作者:Tarik E. Ali、Mohammed A. Assiri、Mohamed Abdel-Megid