Preparation of new nitrogen-bridged heterocycles. 46. Selective formation of 4(1H)-8,8a-dihydro-1,4-thiazino[3,4,5-cd]indolizinone and (E)- 3-(1,3-oxathiol-2-ylidene)-2(3H)-indolizinone derivatives

Chemical and Pharmaceutical Bulletin

Volumn 46, Issue 12, 1998, Pages 1866-1871

  Kakehi, Akikazu ^a   Ito, Suketaka ^a   Suga, Hiroyuki ^a   Kobayashi, Toshiyuki ^a   Hatanaka, Susumu ^a  

^a SHINSHU UNIVERSITY   (Japan)

Author keywords

1,4 thiazino 3,4,5 cd indolizine; 3 (1,3 oxathiol 2 ylidene) 2(3H) indolizinones; 3 (mercaptomethylene) 2(3H) indolizinones; Cyclization; S alkylation; X ray analysis

Indexed keywords

3 (1,3 OXATHIOL 2 YLIDENE) 2(3H) INDOLIZINONE DERIVATIVE; 4(1H) 8,8A DIHYDRO 1,4 THIAZINO[3,4,5 CD]INDOLIZINONE; INDOLE DERIVATIVE; UNCLASSIFIED DRUG;

ALKYLATION; ARTICLE; CHEMICAL REACTION; CHEMICAL STRUCTURE; CYCLIZATION; REACTION ANALYSIS; SYNTHESIS; X RAY ANALYSIS;

EID: 0032417249     PISSN: 00092363     EISSN: None     Source Type: Journal    
DOI: 10.1248/cpb.46.1866     Document Type: Article

References (4)

1. For part 45 of this series, see Kakehi A., Ito S., Suga H., Hirata K., Takano S., Chem. Pharm. Bull., 46, 1632 - 1634 (1998).
2. a) Kakehi A., Ito S., Nakanishi K., Watanabe K., Kitagawa M., Bull. Chem. Soc. Jpn., 53, 1115 - 1120 (1980);
3. b) Kakehi A., Ito S., Watanabe K., Kitagawa M., Takeuchi S., Hashimoto T., J. Org. Chem., 45, 5100 - 5104 (1980);
4. e) Kakehi A., Ito S., Hatanaka S., Chem. Lett., 1989, 2229 - 2232;