Full metadata record
DC Field | Value | Language |
---|---|---|
dc.contributor.author | 仇敏 | en_US |
dc.contributor.author | CHOU, MIN | en_US |
dc.contributor.author | 莊祚敏 | en_US |
dc.contributor.author | Zhuang, Zuo-Min | en_US |
dc.date.accessioned | 2014-12-12T02:02:51Z | - |
dc.date.available | 2014-12-12T02:02:51Z | - |
dc.date.issued | 1983 | en_US |
dc.identifier.uri | http://140.113.39.130/cdrfb3/record/nctu/#NT724500001 | en_US |
dc.identifier.uri | http://hdl.handle.net/11536/51874 | - |
dc.description.abstract | 天然型(S-form)託品酸是許多副交感神經抑制劑之基本酸結構,市面上買不到天然 型之託品酸,因此我們利用價格低廉且容易獲得的,具有左旋之苯丙胺酸(L-Phenyl alanine )為起始原料,先轉變成帶有易脫離基團之化合物,然後行加溶媒置換反應 (solvolysis)賞溶劑選用酸性強且親核力大之三氟乙酸時,雖然得到託品酸之化學 及光學收率都很高,可惜卻是非天然型之託品酸。當選擇酸性度弱,親核力強之乙酸 為溶劑時,卻不見託品酸之生成。若採用性質介於二者之間之甲酸來反應,當有大量 鹽類存在時,則可生成天然型之託品酸。 | zh_TW |
dc.language.iso | zh_TW | en_US |
dc.subject | 加溶媒置換反應 | zh_TW |
dc.subject | 託品酸 | zh_TW |
dc.subject | 左旋之苯丙胺酸 | zh_TW |
dc.subject | 應用化學 | zh_TW |
dc.subject | 化學 | zh_TW |
dc.subject | S-3-PHENYLLACTIC ACID | en_US |
dc.subject | O-NITROBENZENE SULFONATE | en_US |
dc.subject | APPLIED-CHEMISTRY | en_US |
dc.subject | CHEMISTRY | en_US |
dc.title | S-3-PHENYLLACTIC ACID, O-NITROBENZENE SULFONATE 行加溶媒置換反應之研究 | zh_TW |
dc.type | Thesis | en_US |
dc.contributor.department | 應用化學系碩博士班 | zh_TW |
Appears in Collections: | Thesis |