Dewar benzene - Wikipedia
Dewar benzene (also spelled dewarbenzene) or bicyclo [2.2.0]hexa-2,5-diene is a bicyclic isomer of benzene with the molecular formula C 6 H 6. The compound is named after James Dewar …
杜瓦苯 - 百度百科
该化合物是以James Dewar的名字命名的，他在1867年将这种结构包括在可能的苯的结构列表中。 但他并没有将它作为苯的结构提出来。 事实上，他支持了1865年8月Kekulé先前提出的正确结 …
杜瓦苯 - 维基百科，自由的百科全书
2022年12月21日 · 杜瓦苯（英语： Dewar Benzene ）是苯的价键异构体之一。为英国化学家詹姆斯·杜瓦（ James Dewar ）于1867年提出的苯的可能结构，故命名为“杜瓦苯”。 杜瓦（ …
Dewar benzene - American Chemical Society
2023年7月31日 · In 1869, chemist/physicist James Dewar at Cambridge University (UK) suggested the bicyclohexadiene as a possible benzene structure, although he eventually …
Dewar benzene | chemical compound | Britannica
chemical bonding in benzene Benzene is the smallest of the organic aromatic hydrocarbons. It contains sigma bonds (represented by lines) and regions of high-pi electron density, formed by …
Dewar benzene - chemeurope.com
Dewar benzene or bicyclo[2.2.0]hexa-2,5-diene is the bicyclic isomer of benzene with the molecular formula C 6 H 6. The compound is named after James Dewar who, it is said, …
The elusive cyclotriphosphazene molecule and its Dewar benzene…
2020年7月22日 · Here, we report a facile, versatile pathway producing cyclotriphosphazene and its Dewar benzene–type isomer (P 3 N 3, 5) in ammonia-phosphine ices at 5 K exposed to …
Rupturing aromaticity by periphery overcrowding - Nature
2023年3月6日 · Relative to benzene, Dewar benzene is destabilized by 326 kJ mol −1, while the largest activation energy barrier along the isomerization pathway lies at 443 kJ mol −1 (ref. 44).
Dewar benzene | C6H6 - ChemSpider
ChemSpider record containing structure, synonyms, properties, vendors and database links for Dewar benzene, 5649-95-6, Bicyclo[2.2.0]hexa-2,5-diene
杜瓦苯与苯的共振结构 - 大学化学
2021年6月28日 · The domestic organic chemistry textbooks use different numbers of contributing structures when introducing the resonance structures of benzene. This paper suggests that …