|
|
 |
▣ 천연물에서 분리된 개별유효성분 레코드 등록정보 |
|
|
|
성 분 명 |
Brasilin |
|
|
|
다른이름들 |
Brazilin
7,11b-Dihydrobenzo[b]indeno[1,2-d]pyran-3,6a,9,10(6H)-tetrol
(6aS,11bR)-3,6a,9,10-Tetrahydroxy-6a,11b-dihydro-7H-indeno[2,1-c]chromene |
|
함유 천연물 |
Caesalpinia sappan Linne[소목](소목(蘇木)) |
|
분 자 식 |
C16H14O5 |
|
화학족 분류 |
페닐테르페노이드(phenylpropanoid); |
|
분 자 량 |
286.287 |
|
녹 는 점 |
amorph. 130(dec.)°C |
|
굴 절 율 |
[α]22 D = +55.9° (C 1.02,MeOH) |
|
UV_CHART |
(λmax, nm) (EtOH):288(4.04) |
|
HNMR_CHART |
(acetone-d6) δ:2.80(1H, d, 16.0, H7), 3.06(1H, d, 16.0, H7), 3.72(1H, d, 11.5, H6), 3.96(1H, dd, 1.8, 11.5, H6), 4.01(1H, d, 1.8, H11b), 6.32(1H, d, 2.2, H4), 6.50(1H, dd, 2.2, 8.2, H2), 6.65(1H, s, H11), 6.79(1H, s, H8), 7.21(1H, d, 8.2, H1) |
|
CNMR_CHART |
(CD3OD) δ: 132.6, 115.5, 110.0, 155.5, 104.3, 157.5, 70.8, 78.1, 42.7, 131.4, 112.9, 145.4, 145.1, 112.5, 137.4, 51.0 |
|
MASS_CHART |
EIM+= 286, m/z= 268, 267, 229 |
|
참고문헌 |
· C. Fuke et al., Phytochemistry, 24, 10, 2403, 1985(ir,ms)
· M. Nuno et al., Chem. Pharm. Bull., 35, 9, 3568, 1987(uv,pmr,ms)
· R. Robinson et al., Angew. Chem., 67, 761, 1955
· J. Bitskei et al., Acta Chim. Hung., 11, 359, 1957
· O. Dann et al., Annalen, 667, 116, 1963
· JC. Craig et al., J. Org. Chem., 30, 1573, 1965(pmr)
· F. Morsingh et al., Tetrahedron, 26, 281, 1970
· MK. Adjangba et al., Bull. Soc. Chim. Fr., 1770, 1975
· W. Heller et al., Prog. Chem. Org. Nat. Prod., 40, 105, 1981
· M. Namikoshi et al., Chem. Pharm. Bull., 35, 2761, 3597, 1987
· FA. Davis et al., J. Org. Chem., 58, 1751, 1993 |
|
|
|
|
|
