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1-Benzoxepin and its valence isomers, 4,5-benz-3-oxatricyclo[4-1.0.02,7]heptene and 3,4benz-2-oxabicyclo[3.2.0]hepta-3,6-diene

✍ Scribed by Misao Uyegaki; Satoru Ito; Yoshikazu Sugihara; Ichiro Murata

Publisher
Elsevier Science
Year
1976
Tongue
French
Weight
220 KB
Volume
17
Category
Article
ISSN
0040-4039

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✍ R. P. Gandhi; M. P. S. Ishar; Sudhir Kumar πŸ“‚ Article πŸ“… 1990 πŸ› John Wiley and Sons 🌐 English βš– 577 KB

## Abstract ^13^C NMR chemical shifts were determined for all carbons in a number of 1,7,7‐trimethyl‐3‐[(__E__)‐2′‐arylethenyl]‐2‐oxabicyclo[4.4.0]deca‐3,5‐dienes [aryl = C~6~H~5~, C~6~H~4~CH~3~‐__p__, C~6~H~4~F‐~__p__~, C~6~H~4~Cl~‐__p__~, C~6~H~4~Br~‐__p__~, C~6~H~4~CN~‐__p__~, C~6~H~4~NO~2~‐__p_