Transesterification of the α-keto ester in methyl pheophorbide-a

Tetrahedron Letters

Volumn 37, Issue 28, 1996, Pages 4945-4948

  Shinoda, Satoshi ^a   Osuka, Atsuhiro ^a  

^a KYOTO UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ESTER DERIVATIVE; IODINE DERIVATIVE; PHEOPHORBIDE; PIGMENT; PORPHYRIN; PYRIDINE DERIVATIVE; STEROID; THYMIDINE;

ARTICLE; CHEMICAL REACTION; ESTERIFICATION; ISOMER; PHOTOCHEMISTRY; PHOTOSYNTHESIS; PLANT;

EID: 0030575427     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/0040-4039(96)01075-1     Document Type: Article

References (10)

1. 1. (a) Wasielewski, M. R.; Chem. Rev. 1992, 92, 435-461.
2. (b) Maruyama, K.; Osuka, A.; Mataga, N. Pure Appl. Chem. 1994, 66, 867-872.
3. 2. (a) Wasielewski, M. R.; Liddell, P. A.; Barrett, D.; Moore, T. A.; Gust, D. Nature 1986, 322, 570-572.
4. (b) Gust, D.; Moore, T. A.; Moore, A. L.; Krasnovsky Jr. A. A.; Liddell, P. A.; Nicodem, D.; DeGraziano, J. M.; Kerrigan, P.; Makings, L. R.; Pessiki, P. J. J. Am. Chem. Soc. 1993, 115, 5684-5691.
5. (c) Osuka, A.; Shinoda, S.; Marumo, S.; Yamada, H.; Katoh, T.; Yamazaki, I.; Nishimura, Y.; Tanaka, Y.; Taniguchi, S.; Okada, T.; Nozaki, K.; Ohno, T. Bull. Chem. Soc. Jpn. 1995, 68, 3255-3268.
6. 3 Mathivanan, P.; Maitra, U. J. Org. Chem. 1995, 60, 364-369.
7. 4.
8. 5. The methylene protons in the D-ring appear in -1.6, -1.3, and -0.3 ppm.
9. 6. Gray, G. W.; Kelly, S. M. J. Chem. Soc. Perkin Trans. II 1981, 26-31.
10. 7. Mono acetylated thymidine was prepared by acetylation and desilylation of 5′-tert-butyldimethylsilyl-thymidine; Ogilvie, K. K.; Iwacha D. J. Tetrahedron Lett. 1973, 317-319.