[ zhōng wén míng chēng ] duī xīn jú kǔ sù
[ yīng wén míng chēng ]heleniamarin
[ bié míng ]
[ huà xué míng chēng ]2h-1,4-dioxabicyclopent[cd,f]azulene-3,9-dione-3,9-dione,2a,4a,5,6,8,9a,9b,9c-octahydro-2-hydroxy-2,2a,6,9a-tetramethyl-,[2s-(2α,2aβ,4aα,6β,9aα,9bβ,9cβ)]-
[ fènzǐ shì ]c17h22o5
[ fènzǐ liàng ]306.14
[ wù lǐ xìng zhì ] lēng zhù zhuàng jié jīng ( yǐ mí ), róng diǎn 151 ～ 153°,(α)25d+58.5°(c=0.25, yǎng fǎng )。 lrλkbrmaxcm-1:3450(br.),1755(sh),1750;uvλmeohmaxnm(ε):278(66),226(335);msm/e( ％ ):306,283(3),264(30),246(3),235(100);nmr(cdci3)δ:1.22(s,3h),1.23(d,j=7),1.28(s,3h),150(s,3h),2.82(t,j=2,1h),2.97(t,j=2,1h),3.60(s,1h, yǔ d2o kě jiāo huàn ),4.07(d,j=6.6,1h),5.03(br,t,j=1,1h),5.78(br.s,1h)。
[ chéngfèn fēn lèi ]
[ yào lǐ zuò yòng ] duì rén tǐ bí yān 'ái (kb) xì bāo yòu xì bāo dú huó xìng
[ dú xìng ]
[ bù liáng fǎn yìng ]
[ yòng tú ]
[ chéngfèn lái yuán ] jú kē zhí wù kǔ wèi duī xīn jú heleniumamarum(rafin.)h.rock. |
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