Synthesis and structure of novel halosulfuranes, 5-chloro- and 5-bromo-5,11-epoxy-6,11-dihydrodibenzo[ b,e ]thiepins
✍ Scribed by Kazuhiro Onogi; Masaru Kido; Mikio Hori; Tadashi Kataoka; Hiroshi Shimizu
- Book ID
- 104221655
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- French
- Weight
- 245 KB
- Volume
- 24
- Category
- Article
- ISSN
- 0040-4039
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✦ Synopsis
swnma,ry: Novel ?ralosuZfuranes, S-chZoro-and 5-bromo-5,ll-epoxy-6,Zl-dihydrodibenso[ b,e lthiepins were synthesized. The covaZency of the suZfur-halogen bond was estabzished by 'H-NMH and MSffield desorptionl data and by an X-ray crystal structure determination.
📜 SIMILAR VOLUMES
## Abstract magnified image A series of tricyclic 7,8,10,11‐tetrahydro‐5__H__‐benzo[__e__]pyrimido[4,5‐__b__][1,4]diazepin‐9(6__H__)‐ones were prepared in moderate to high yields using TFA‐promoted iminium‐cyclization reactions of 3‐(6‐(butylamino)‐4‐chloropyrimidin‐5‐ylamino)cyclohex‐2‐enones and
## Abstract The novel title heterocyclic scaffold is prepared efficiently from N‐substituted pyrimidinediamines and aldehydes.