143277-27-4

143277-27-4 structure
143277-27-4 structure
  • Name: RA-XI
  • Chemical Name: 3-[(1S,4R,7S,10S,13S,16S)-24-Hydroxy-10-(4-methoxybenzyl)-4,9,13,15,29-pentamethyl-2,5,8,11,14,30-hexaoxo-22-oxa-3,6,9,12,15,29-hexaazatetracyclo[14.12.2.218,21.123,27]tritriaconta-18,20,23(31),24,26,32-hexaen-7-yl]propanoic acid
  • CAS Number: 143277-27-4
  • Molecular Formula: C42H50N6O11
  • Molecular Weight: 814.880
  • Catalog: Research Areas Cancer
  • Create Date: 2018-06-08 15:56:23
  • Modify Date: 2025-08-27 21:48:44
  • RA-XI is a bicyclic hexapeptide isolated from Rubia cordifolia with antitumour activity[1].

Name 3-[(1S,4R,7S,10S,13S,16S)-24-Hydroxy-10-(4-methoxybenzyl)-4,9,13,15,29-pentamethyl-2,5,8,11,14,30-hexaoxo-22-oxa-3,6,9,12,15,29-hexaazatetracyclo[14.12.2.218,21.123,27]tritriaconta-18,20,23(31),24,26,32-hexaen-7-yl]propanoic acid
Synonyms 3-[(1S,4R,7S,10S,13S,16S)-24-Hydroxy-10-(4-methoxybenzyl)-4,9,13,15,29-pentamethyl-2,5,8,11,14,30-hexaoxo-22-oxa-3,6,9,12,15,29-hexaazatetracyclo[14.12.2.218,21.123,27]tritriaconta-18,20,23(31),24 ;,26,32-hexaen-7-yl]propanoic acid
22-Oxa-3,6,9,12,15,29-hexaazatetracyclo[14.12.2.218,21.123,27]tritriaconta-18,20,23,25,27(31),32-hexaene-7-propanoic acid, 24-hydroxy-10-[(4-methoxyphenyl)methyl]-4,9,13,15,29-pentamethyl-2,5,8,11 ,14,30-hexaoxo-, (1S,4R,7S,10S,13S,16S)-
Description RA-XI is a bicyclic hexapeptide isolated from Rubia cordifolia with antitumour activity[1].
Related Catalog
References

[1]. Hiroshi MORITA, et al. NEW ANTITUMOR BICYCLIC HEXAPEPTIDES, RA-XI, -XII, -XIII AND -XIV FROM RUBIA CORDIFOLIA.Chemical and Pharmaceutical Bulletin.

Density 1.2±0.1 g/cm3
Boiling Point 1160.4±65.0 °C at 760 mmHg
Molecular Formula C42H50N6O11
Molecular Weight 814.880
Flash Point 655.6±34.3 °C
Exact Mass 814.353760
LogP 0.21
Vapour Pressure 0.0±0.3 mmHg at 25°C
Index of Refraction 1.550
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