코스넷:::::화장품원료:::::

 ▣ 천연물에서 분리된 개별유효성분 레코드 등록정보

성 분 명 

beta-Tocopherol

다른이름들 

Cumotocopherol 5,8-Dimethyltocol Neotocopherol p-Xylotocopherol 3,4-Dihydro-2,5,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-ol

함유 천연물 

Glycine max (L.) Merr.[콩(Kong)](흑대두(黑大豆),담두시(淡豆시),대두황권(大豆黃卷))
Helianthus annuus L.[해바라기(Hae-ba-ra-gi)](향일규자(向日葵子),향일규화탁(向日葵花托),향일규엽(向日葵葉),향일규화(向日葵花))
Hibiscus syriacus L.[무궁화(Mu-gung-hwa)](목근피(木槿皮),목근화(木槿花),목근근(木槿根),목근자(木槿子))
Spinacia oleracea L.[시금치(Si-geum-chi)](파채(파菜))

분 자 식 

C₂₈H₄₈O₂

화학족 분류 

벤제노이드(benzenoid);

분 자 량 

416.694

생리학적효과 

Antioxidant

굴 절 율 

[α]25 D = +546° (C 2.9,EtOH)

CNMR_CHART 

(CDCl3,25.2 MHz) δ: 145.7(C8a), 145.5(C6), 123.8(C8), 115.4(C7), 119.2(C5), 120.1(C4a), 74.4(C2), 39.8(C1'), 39.4(C11'), 37.4(C3',5',7',9'), 32.7(C4',8'), 31.5(C3), 28.0(C12'), 24.8(C10'), 24.5(C6'), 23.8(C2a), 22.7(C12'a,13'), 21.0(C2'), 20.8(C4), 19.7(C4'a,8'a), 15.8(C8b), 11.0(C5a)

참고문헌 

· SE. Schepple et al., Lipids, 7, 297, 1972(ms) · M. Matsuo et al., Tetrahedron, 32, 229, 1976(cmr) · AU. Urarov et al., Khim. Prir. Soedin, 10, 652, 1974; CA, 82, 83007 Z · P. Karrer et al., Helv. Chim. Acta, 21, 1234, 1938; 22, 260, 1939 · H. Mayer et al., Helv. Chim. Acta, 46, 963, 1963 · CK. Pearson et al., Br. J. Nutr., 24, 581, 1970 · A. Nakamura et al., Chem. Pharm. Bull., 19, 2318, 1971 · CC. Tangney et al., J. Chromatogr., 172, 513, 1979 · GW. Burton et al., J. Am. Chem. Soc., 103, 6472, 1981 · S. Urano et al., Heterocycles, 23, 2793, 1985