Procyanidin A1 - Procyanidin A1

Procyanidin A1
Prokyanidin A1 kimyoviy tuzilishi
Ismlar
IUPAC nomi
(2R,3S,8S,14R,15R) -2,8-bis (3,4-dihidroksifenil) -2,3,4,14-tetrahidro-8,14-metanobenzo [7,8] [1,3] dioksosino [4,5-h] xromen- 3,5,11,13,15-pentaol
Identifikatorlar
3D model (JSmol )
ChemSpider
Xususiyatlari
C30H24O12
Molyar massa576.510 g · mol−1
Boshqacha ko'rsatilmagan hollar bundan mustasno, ulardagi materiallar uchun ma'lumotlar keltirilgan standart holat (25 ° C [77 ° F], 100 kPa da).
☒N tasdiqlang (nima bu tekshirishY☒N ?)
Infobox ma'lumotnomalari

Procyanidin A1 bu Proantosiyanidin turi dimer.

Bu epikatexin - (2β → 7,4β → 8) -katexin dimer topildi Rhododendron spiciferum,[1] yilda yeryong'oq terilar[2] va Ecdysanthera utilis.[3]

Procyanidin B1 yordamida radikal oksidlanish orqali prokyanidin A1 ga aylanishi mumkin 1,1-difenil-2-pikrilgidrazil (DPPH) radikallar neytral sharoitda.[4]

Adabiyotlar

  1. ^ Liu, YZ; Cao, YG; Ye, JQ; Vang, WG; Song, KJ; Vang, XL; Vang, CH; Li, RT; Deng, XM (2009). "Rhododendron spiciferum dan in vitro holda olingan A-1 proantosiyanidinning immunomodulyatsion ta'siri". Fitoterapiya. 81 (2): 108–14. doi:10.1016 / j.fitote.2009.08.005. PMID  19686816.
  2. ^ Hongxiang Lou; Yamazaku Y .; Sasaku T.; Uchida M .; Tanaka X.; Oka S. (1999). "Yong'oq terisidan A-tipli proantotsianidinlar". Fitokimyo. 51 (2): 297–308. doi:10.1016 / S0031-9422 (98) 00736-5.
  3. ^ Lin, Li-Xven; Kuo, Yuh-Chi; Chou, Cheng-Jen (2002). "Ekdizantherautilisdan immunomodulyatsion Proantotsianidinlar". Tabiiy mahsulotlar jurnali. 65 (4): 505–8. doi:10.1021 / np010414l. PMID  11975489.
  4. ^ Prokyanidin B tipini (katexin dimerini) A turiga o'tkazish: radikal oksidlanish paytida katexin tarkibidagi C-2 vodorodini ajralishiga dalil. Kazunari Kondo, Masaaki Kurihara, Kiyoshi Fukuhara, Takashi Tanaka, Takashi Suzuki, Naoki Miyata va Masatake Toyoda, Tetraedron xatlari, 22 yanvar 2000 yil, 41-jild, 4-son, 485-488 betlar, doi:10.1016 / S0040-4039 (99) 02097-3