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xuli19840109

铜虫 (初入文坛)

[交流] 求助

求助藁本内脂的化学性质
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zhangquee

至尊木虫 (文坛精英)

爱花不采花,潇洒不乱洒!

藁本内脂,ligustilide,又称东当归酞内酯。微黄色带香味的油状物。沸点168~169℃(800Pa)。折射率nD251.5649。来源于伞形科植物东当归(Ligusticum dcutilobum Sieb.et Zucc.),川芎(L.walli chii Franch.)中性油,当归[Angelica sinensis(Oliv.)Diels]的根等。动物实验显示具有明显的平喘作用及中枢神经系统抑制作用。

3-Butylidene-4,5-dihydro-1(3H)-isobenzofuranone. 3-Butylidene-4,5-dihydrophthalide. Ligustilide
CRC Number: HJK13-L
CAS Registry Number: 4431-01-0
Type of Compound Code(s): VH3000 WI5000 ZQ7020
Molecular Formula: C12H14O2
Molecular Weight: 190.241
Accurate Mass: 190.09938
Percentage Composition: C 75.76%; H 7.42%; O 16.82%
Biological Source: Constit. of Ligusticum and Angelica spp. Ligusticum porteri, Ligusticum jeholense and other Umbelliferae (highest content found in Cnidium officinale)
Biological Use/Importance: Anticholinergic, antispasmodic, antiasthmatic, smooth muscle relaxant
Physical Description: Oil
Boiling Point: Bp6 168-169
UV: [neutral] max 320 ( 2400) (MeOH) (Berdy)
一笑而过~
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