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The intramolecular ene reaction of 5-(prop-2-enyl)-2ξ-hydroxy- 5α-cholestan-3-one.

✍ Scribed by Brian A. Marples; Christopher D. Spilling

Publisher
Elsevier Science
Year
1994
Tongue
French
Weight
581 KB
Volume
50
Category
Article
ISSN
0040-4020

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## Abstract Dehydrochlorination of chlorinated 5‐hydroxy‐2‐oxabicyclo[3.2.0]heptan‐4‐ones, 3a‐c, which were obtained from the photo[2+2]cycloadditions between 4‐hydroxy‐3(2__H__)‐furanone 1 and chloroethylenes, with triethylamine gave 2‐ethenyl‐3(2__H__)‐furanones 4a,b or 2‐(2‐cyanoethyl)‐3(2__H__)

The 0.893/0.104/0.003 cocrystal of 1-(4-
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In the title cocrystal, 0.893C 19 H 20 O 4 Á0.104C 18 H 17 ClO 3 Á-0.003C 17 H 14 Cl 2 O, the crystal packing is stabilized by weak intermolecular C-HÁ Á ÁO and C-HÁ Á Á interactions.