狹葉巴都菊素Angustibalin
...ne,4-(acetylozy-3,3a,4,4a,7a,8,9,9a-octahydro-4a,8-dimethyl-3-methylene-,[3aR-(3aα,4α,4aβ,7aα,8α,9aα)]-[分子式]C17H20O5[分子量]304.33[物理性質]無色針狀結晶(二氯甲烷),熔點181°,(α)25D-54°(=0.1苯)。Uvλmaxnm(logε):221(4.12);Irγmaxcm-1:1768,1658;MSm/e:262,124(基峯),1...
藥品天地;專業藥學;中藥大全;中草藥有效成分斑鳩菊大苦素Vernodalin
...ecahy-dro-3,9-bis(methylene)-2,8-dioxo-2H-furo[2,3-f]benzopyran-4ylester,[3aR-(3aα,4aα,5aα,9aα,9bβ)-[分子式]C19H20O7[分子量]360.35[物理性質]無色油狀物,(α)24D+125°(C=1.35,氯仿)。UVλCH3OHmaxnm(ε):210(20000)。[成分分類][藥理作用]體外有抗鼻咽癌KB細胞的作用...
藥品天地;專業藥學;中藥大全;中草藥有效成分頂羽菊內酯Acroptilin
...(methy-lene)-2-oxospiro[azuleno[4,5-b]furan-9(2H),2‘-oxiran]-4-ylester,[3aR-[3aα,4α(S*),6aα,8β,9α,9aα,9bβ]st[分子式]C19H23ClO7[分子量]398.87[物理性質]熔點197~199°,(α)D+92.3°;熔點197~199°,(α)D+100°;NMR((CD32CO)δ:3.90(H-3),4.80(q,J=10.5,9,H-6),5.22(m,H-8),5.70(d,J=3.5...
藥品天地;專業藥學;中藥大全;中草藥有效成分近琴巴豆醇E
...-tetrahydrox-5,8-dihy-droxy-11-methylene-,[1R-(1α,5α,6aα,7α,(S*),8β,10aR*]-[分子式]C22H24O8[分子量]416.41[物理性質]熔點180~181°,(α)20D-140°(C=1.0,丙酮)。Irγnujolmaxcm-1:3380,3160,1750,1720,1675,1635,1505,895,875;NMR(CD3COCD3)δ:4.67(m.2-H),6.68(d,J=2.5,3-H),4.68(dd,J=11.5,6...
藥品天地;專業藥學;中藥大全;中草藥有效成分近琴巴豆醇D
...-tetrahydrox-5,8-dihy-droxy-11-methylene-,[1R-(1α,5α,6aα,7α,(S*),8β,10aR*]-[分子式]C20H22O7[分子量]374.38[物理性質]熔點170~172°,(α)20D-144°(C=1.0,丙酮)。Irγnujolmaxcm-1:3450,3320,3160,1750,1720,1675,1635,1505,895,875;NMR(CD3COCD3)δ:4.63(4.67(m.2-H),6.68(d,J=2.5,3-H),4.68(d...
藥品天地;專業藥學;中藥大全;中草藥有效成分β-欖烯
...7(52),55(41),53(33),41(52)[1]。[成分分類]萜類[藥理作用]對ECA、ARS等二種腹水型移植性動物腫瘤具有明顯的抗腫瘤作用,對YAS和S180腹水型亦有療效,對S180實體瘤和S37未見有明顯的療效[2]。[毒 性][不良反應][用 途]抗腫瘤[成分來源]...
藥品天地;專業藥學;中藥大全;中草藥有效成分青蒿素
[中文名稱]青蒿素[英文名稱]Arteannuin[別 名]黃花蒿素Artemisinin,Qinghaosu[化學名稱]3,12-Epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin-10(3H)-0ne,octahydro-3,6,9-trimethyl-,[3R-(3α,5aβ,6β,8aβ,9α,12β,12aR*)]-[分子式]C15H22O5;[分子量]282.14[物理性質]無色針狀結...
藥品天地;專業藥學;中藥大全;中草藥有效成分苯甲酰芍藥甙
...methyl-2,5-methano-1H-3,4-dioxacyclobuta[cd]pentalen-1a(2H)-yl6-benzoate,[1aR-(1aα,2β,3aα,5a,5aα,5bα)]-[分子式]C30H32O12;[分子量]584.56[物理性質]白色粉末,[α]14D-9.8°(C=1.25,甲醇)。UVλEtOHmaxnm(ε):230(24800),267(1700),273.5(1900),281(1600);IRνKBrmaxcm-1:3425(br.),1725,1605,...
藥品天地;專業藥學;中藥大全;中草藥有效成分丹蔘酸乙
...酸乙[英文名稱]DanshensuanB[別 名][化學名稱]3-Benzofurancarboxylicacid,4-[3-[1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]-3-oxo-1-propenyl]-2-(3,4-dihydrxoyphenyl)-2,3-dihydro-7-hydroxy-,3-[1-carboxy-2-(3,4-dihydroxyphenyl)ethyl]estet[分子式]C36H30O16[分子量]718.60[物理性質]白...
藥品天地;專業藥學;中藥大全;中草藥有效成分麻根鹼C
...,7,8,9,10,11,12,13,14,15-dodecahydro-3-(3,4-dimethoxyphenyl)-,[3R-(3R↑*,3aR↑*,15S↑*)][分子式]C30H40N4O5[分子量]536.65[物理性質]未分得遊離鹼結晶。二氫溴酸鹽(C↓30H↓40N↓4O↓5?2HBr?H↓2O)熔點224~225°[成分分類]生物鹼類[藥理作用]大鼠靜脈注射本...
藥品天地;專業藥學;中藥大全;中草藥有效成分