TW575555B - Novel aromatic ether - Google Patents

Novel aromatic ether Download PDF

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TW575555B
TW575555B TW89108493A TW89108493A TW575555B TW 575555 B TW575555 B TW 575555B TW 89108493 A TW89108493 A TW 89108493A TW 89108493 A TW89108493 A TW 89108493A TW 575555 B TW575555 B TW 575555B
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Ryuzo Ueno
Masaya Kitayama
Kenji Minami
Hiroyuki Wakamori
Naoko Mori
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Ueno Seiyaku Oyo Kenkyujo Kk
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    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
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    • C07C235/00Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms
    • C07C235/42Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton
    • C07C235/66Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems and singly-bound oxygen atoms, bound to the same carbon skeleton
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    • C07C237/44Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton having carbon atoms of carboxamide groups, amino groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring
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    • C07C311/30Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups
    • C07C311/45Sulfonamides, the carbon skeleton of the acid part being further substituted by singly-bound nitrogen atoms, not being part of nitro or nitroso groups at least one of the singly-bound nitrogen atoms being part of any of the groups, X being a hetero atom, Y being any atom, e.g. N-acylaminosulfonamides
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    • C07C65/00Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/21Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing ether groups, groups, groups, or groups
    • C07C65/24Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing ether groups, groups, groups, or groups polycyclic
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    • C07C69/94Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of polycyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of six-membered aromatic rings
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    • C07D277/62Benzothiazoles
    • C07D277/68Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
    • C07D277/82Nitrogen atoms
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
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    • C08G69/02Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
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Description

575555 經免部智慧財產局員工消費合作社印製 A7 五、發明說明(1 本發明乃提供聚酯或聚醯胺等之構成成分有用之新穎 化合物。 [技術背景] 液曰曰用聚酯由於分子性狀剛直,所以在熔融狀態下也 不發生纏繞在一起的現象,而形成具有結晶狀態的聚合領 域,由於剪切低而分子鏈顯著取向流動方向,因此,通常 稱之為熔融型液晶(向熱性液晶)聚合物。由於其行動特 異,熔融流動性極為優異,容易獲得〇 2至0 5mm左右之 細薄成型物,同時,該成型物具備有高強度,高剛性等優 點’但仍有各向異性極大,烊接強度甚低等缺點。 [發明揭示] 本發月之目的在提供做為聚酯或聚醯胺等構成成分而 更能期待其有益性之新穎化合物。 】直5之,本發明提供以2-羥基萘_3,6_二羧酸為原料所 製成新穎化合物。該化合物做為賦與網目狀或梯狀之聚醋 或聚胺之夕g旎性聚合物甚為重要,例如使用該化合物 做為聚醋或聚醯胺等之構成成分使㈣,可期待能大幅度 改良其焊接強度和各向異性。 換言之,本發明乃有關下列一般式⑴所*新顆化合物 或其鹽類。 -------------^--------^---------線 (請先閱讀背面之注意事項再填寫本頁)
311421 575555
五.、發明說明(2 Y (Q)m
(Q-)m [1] [上式中 經 濟 部 智 慧 財 產 局 員 工 消 費 合 作 社 印 製
Yi、Υ2、γ3、Υ4可示相同或不同構造之羧 基、酯化羧基、或式_(c〇NH)n_x(式中,χ示可具有岐鏈、 取代基、不飽和鍵之烴基、或可具有取代基之芳香族基或 具有共辆雙鍵之雜環基, η示1或2之整數), Q和Q’不碳原子數為i至6而可具有岐鏈之烷基或烷 氧基、鹵素原子、硝基或亞硝基, m和m’示〇至3之整數, A示碳原子數為丨至2〇而可具有岐鏈、不飽和鍵、取 代基之二價烴基、可具有取代基之芳香族基或具有共軛雙 鍵而在分子中含有雜環基者。] 上式中,Yi、Y2、Υ3、所示酯化羧基,較宜者為碳 原子數116之燒氧基羰基,特別以甲氧基幾基、乙氧基 羰基、苯氧基羰基或苯醯甲羰基為佳,上述基中所含芳香 族基可具有取代基。\,又基示可具有岐鍵、取代基或不 飽和鍵之烴基,其中,宜者為碳原子數1至2〇之烷基,可 具有取代基之芳香族基,例如苯基、萘基、則昆基,或可 具有取代基之具有共軛雙鍵之雜環基,例如苯并咪唑酮 比咬基 '噻唑基、苯并噻唑啉基、咪唑基 本紙張尺度適用中國國家標準(CNS)A4規格(210^7公爱) • I t----------· I--I l· ! Γ 訂· — — — — — t— · 4· (請先閱讀背面之注意事項再填寫本頁)
經 濟 部: 智. 慧 財: 產 局 員 工 消 費 合 作 社 印 製 575555 五、發明說明(3 ) 吲哚基、硫代呋喃基、吩噻嗪基、吖丁啶基、喹啉基等。 上述基之取代基,例如鹵素、硝基、低級烷基、低級 烷氧基(例如甲氧基)、氰基、苯氧基、醯胺化羧基(例如苯 基胺基甲醯基)、g旨化幾基(例如甲氧基幾基、苯氧基羰 基)、一烷基胺基磺醯基(例如二乙胺基磺醯基)等。 當上述取代基包含芳香環時,該環上可另有一個以上 之其他取代基,該取代基之例舉有函素、低級烧基、低級 烧氧基、苯基、腈基等。另本發明說明書所述「低級」乃 指碳原子數為1至6者。 一般式Π]所示化合物中之兩個萘環可分別具有Q或 Q’所示取代基。Q或Q,分別示碳原子數為i至6之可具有 岐鏈之烷基或烷氧基(其中以碳原子數為丨至4者為較 宜),鹵素原子、硝基、亞硝基等。代表取代基數目之m 或mT’通常為0至3個之取代基。 A所示碳原子數1至2〇而可具有岐鏈、不飽和鍵、取 代基等之二價烴基為例如可具有伸烷基(以碳數1至12之 直鏈伸院基較佳),伸烯基(以例如伸丁烯基等碳數1至 12之直鏈伸烯基為較佳),以及可具有氧代基等取代基之 伸烷基(其中以羰基、草醯基、甲叉羰基、2,6_二氧代基辛 基甲基等)。這些基在其分子内包含可具有取代基之芳香族 基或可具有共耗雙鍵之雜環基。伸烷基中在其分子内具有 芳香族基或具有共軛雙鍵之雜環基的例舉如式[2],[3]所代 表者。另外,A之兩端或一端具有氧代基之基,例如式[4] 所示者也甚適用。 — — — 111 — — — — — — — -HI — — — — ^ — — — — — — — — (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用r _冢標準(CNS)A4 ^格⑵G χ 297公爱) 3 311421 575555
五、發明說明(4 CH.
N一N
[2] [3]
[4] (請先閱讀背面之注意事項再填寫本頁) -般式π]所示化合物之鹽類 任意者為羧基時,可舉i ."、例如Y〗、和t 干八抑邐、卸蜂 -般式Π]所示化合物,例 了按照下述方法製造之。
表意義相同。] 上述反應通常在溶劑(例如二甲基甲醯胺)中,驗(例如 碳酸舒)之存在下進行。又,必要時進行加水分解而得竣酸 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 4 311421 訂------1丨_^#! 經濟部智慧財產局員工消費合作社印製 575555 A7 五、發明說明(52化合物。又,上述化學反應式中舉二漠化合物[6]為例, 旦替代二溴化合物而使用二氣化合物等二鹵化合物也行。 其-人,一般式[1 ]所示化合物中,Υΐ、、丫3、\各為 不同構造或分子構造為非對稱型之雙醚型化合物, 下述方法製造之。 Μ (請先閱讀背面之注意事項再填寫本頁) 裝 _ van am· 1 經濟部智慧財產局員工消費合作社印製
本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 5 311421 575555 A7 B7 五、發明說明(6 )
+ B r —A— C 1 C9] (請先閱讀背面之注意事項再填寫本頁)
+
經濟部智慧財產局員工消費合作社印製 (Q)m
(Q*)rTf [12 [式中,Υ!、Y2、Y3、Y4、Q、Qf、m、m’所示意義和 前述者相同。] 代替前述方法中所使用之二溴化合物[6]可使用例如 溴氣化合物[9],在溶劑(例如二甲基甲醯胺)中,鹼(例如碳 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 6 311421 575555 A7 五、發明說明(7 ) 酸鉀)之作用而製成單醚型化合物[丨〇]。繼之,以具有非對 稱型基構造之化合物[11]反應而製得非對稱型之雙_型化 合物[12]。另外,和上述對稱型雙醚型化合物同樣,必要 時加水分解而得羧酸型化合物。 A之兩端或一端之碳原子具有氧代基時,使用其二溴 化物或二氣化物依照上述方法可合成得一般式[丨]之化合 物。或以A之羧酸或其酯衍生物和羥基萘_3,6_二羧酸衍 生物[8]進行脫水縮合反應或酯交換反應等周知反應也能 製得。 這些一連串之製造方法之例舉中,首先進行酯化或醢 胺化之後,再進行雙醚化反應而製造。但是,先雙醚化反 應之後,再行醋化或醯胺化反應也行’這種反應之先後順 序並不受限制。 本發明之化合物做為聚酯、聚醯胺等聚合物之構成成 分極為有用。 [圖式之簡單說明] 第1圖示實施例1所得化合物之紅外光吸收譜(KBr — — — — — — — — — — — — — I -11 (請先閱讀背面之注音?事項再填寫本頁) · -丨線- 經 濟: 部— 智: 慧' 財 產 局 員 工 消 費 合 作 社 印 製 法) 法) 法) 第2圖示實施例10所得化合物之紅外光吸收譜(KBr 第3圖示實施例30所得化合物之紅外光吸收譜(κΒγ 本發明藉下記實施例詳細說明 <。但下記實施例為說 明而用,並不侷限本發明範圍不待說明。 本紙度過用中國國家標準(CNS)A4規格(210 X 297公楚) 311421 575555 A7 B7 經濟部智慧財產局員工消費合作社印製 五·、發明說明(8 ) 膏施例1
將2.6§之2-羥基-3,6-二甲氧基羰基萘懸濁於3(^之 N,N-二甲基甲醯胺中,其中加入〇.85g之1,2_二溴乙烷, 2.1g之碳酸鉀和O.lg之聚乙二醇(平均分子量3,000),在 1 00°C下反應15小時。然後,將反應懸濁液注入400g水和 1 00g甲醇所構成混合液中,大約1小時後,過濾析出物而 回收之。經甲醇和水充分洗淨之後,乾燥而得1 · 5 2 g之灰 白色粉末(熔點217°C )。 其紅外光吸收譜(KBr法)示於第1圖。 實施例2至9 實施例1中之1,2-二溴乙烧以表1中所示βγ-Α_Βγ化 合物代替,另外,將2-羥基-3,6-二甲氧基羰基萘以表1中 之萘醇化合物代替之外,其餘皆按照實施例1同樣方法合 成得本發明之酯型化合物。所製成各化合物之溶點示於表 1 〇 [表1中,Me示曱基,Et示乙基。] 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 8 311421 (請先閱讀背面之注意事項再填寫本頁)
575555 Α7 Β7 五·、發明說明(9 ) 表1 實施例編號 Β Γ — A — B r萘醇化合物 實施例化合物之構造 熔點 HQ COOM0 2
Br-CH2CH2CH2-Br :OOMe
H2CH2CH2Q COOM· :ΟΟΜβ 15 9¾ 3
Br-(CH2)4-Br
OOMe
:CH2)4 丨
M0 4
Br-(CH2)rBr HQ COOEt
(CHafeO COOEt
OOEt 10 4¾ 5
Br-iCH^e-Br HQ COOEt
OEt
EtOOC p(CH
OOEt HQ COOEt 6
Br-(CH2>rBr
15 4¾ — — — — — — — — — — — — II ^ ·111/1111 (請先閱讀背面之注意事項再填寫本頁) 經濟部智(«;財·產局員工消費合作社印製
本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 9 311421 575555 A7 B7 五.、發明說明(10 )
實施例10
(锖先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 311421 將實施例1所得1.3 7g之2,2f-乙二氧基-雙(3,6_二甲氧 基羰基萘)懸濁在20g之1,4-二噚烷中,其中加入l.〇g之 氫氧化鈉和20g之水,迴流下反應2小時。冷卻至室溫後, 反應溶液中加入40g之水和〇.5g之Carboraffin,大約1 小時後過濾之。濾液加溫到50至60°C,以1〇%鹽酸調整 為pH 2,放置冷卻後,過濾回收析出物,以1〇%甲醇水溶 液充分洗淨後,乾燥而得1.05g之灰白色粉末(分解點31{ 。。)。 其紅外光吸收譜、(KBr法)示於第2圖。 實施例11至18 實施例1〇之2,2·-乙二氧基-雙(3,6•二甲氧基幾基蔡) 2 t所示之匕+物代替之外,其他皆按照實施例i .紙張尺度適用中國國家標準(CNS)A4規格(210< 297公爱)— 10 575555 A7 B7 五、發明說明(11 ) 所示相同方法而製成本發明化合物之四羧酸型化合物。所 合成各化合物之分解點示於表2中。表2 實施例 編號 酯化合物 實施例之化合物之構造 分解點 (藉 TG) 11 實施例2之 化合物
3 1 12 實施例3之 化合物
3 3 0¾ (請先閱讀背面之注意事項再填寫本頁) 13 實施例4之 化合物
3 1 4°C 14 實施例5之 化合物
3 0 5¾ 經 濟 部 慧 財\ 產 局 員 工 消 費 合 作 社 印 製 5 16 實施例6之 化挪 實施例7之 化合物
本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 11 2 9 2^ 2 7 3X: 311421 575555 A7 _B7 五、發明說明(Π )
實施例19至2 9 將實施例1中之1,2-二溴乙烷以表3中之二溴伸烷代 替,另外,2 -經基-3,6 -二曱乳基搂基奈以表3之奈醇代替 之外,其餘皆按照實施例1所示相同方法進行,合成得各 實施例之化合物。所合成各化合物之分解點列舉於表3 中 〇 [表3中,Me示甲基,Et示乙基。] (請先閱讀背面之注意事項再填寫本頁) 裝 訂·丨 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 12 311421 575555 A7 B7 五、發明說明(l3 ) 經濟部智‘慧財產局員工消費合作社印製 to Η* to o 一 <0 實施例 編號 Br-(CH2)e-Br BKCH^r 1 1 Br-CHjCHrBr 二溴伸烷 C0 00 xas 萘醇化合物 ?! 9l C909 8xxX c6 c6 9 9 ^caj 實施例之化合物之構造 3 4 0*C 3 4SX: 345¾ 分解點 (藉TG法) — — — — — — — — —— - I I I I I I I ^ « — — I — — — — — (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 13 311421 575555 A7 B7 五、發明說明(Μ ) 經濟部智慧財產局員工消費合作社印製
tso to ω to CO W 孑 % -1 CD 1 % GO 孑 l 44 jfi xcc JfJf 0 o 1 1 0^0 0^0 i i χος 44 ti ΧΟζ 1 1 °X〇J χοί JfJf 1 1 CO C71 to rf CO 厶 N) rf GO CO CSD 1¾ I i* n ! n la- ΙΪ n Ϊ— -I ϋ IB Be si i· ϋ n n 一一口* « n I n ί 1 ϋ 1 I n ϋ n n B8 1 (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 14 311421 575555 A7 B7 五、發明說明(U ) 經濟部智慧胂產局員工消費合作社印製 to 05 to CJl 09 1 op CD i w X % Μ xo! i l 1 1 w ΐ o 〇 "00^ Μ i l % % 11 χος gjcoi l i 1 1 § $ xof r00? έ έ ω h-* CO Ci ω 00 o rf ω 谢3鏞 ------------—裝--------訂---------線· • * (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 15 311421 575555 A7 B7 經濟部智慧財產局員工消費合作社印製
(請先閱讀背面之注意事項再填寫本頁)
本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 16 311421 575555 A7 五、發明說明(Π) 實施例30 ΜθΟΟ ΜβΟΟ
ch2ch=chch
ΟΟΜθ ΟΟΜθ 實 Φ 施例1中之1,2-二溴乙烷以1 4 _ 一溴_2_ 丁烯代替之 外’其他皆按照實施例1相同方法進行,而得〇 66g之淡 黃色粉末之上述化合物(溶點·· 205t: ’分解點:258。〇。 其紅外光吸收譜(KBr法)示於第3圖。 實施例31
經濟部智慧財產局員工消費合作社印製 實施例1中之1,2-二溴乙烷以l.ig之^仁二漠丁烧_ 2,3-二酮代替之外’其他皆按照實施例丨所示相同方法進 行,而得1.8g之淡黃色粉末狀之上述化合物(溶點:136<^, 分解點·· 218°C )。 實施例32 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 17 311421 q Is ! I--------t------,---Μ' (請先閱讀背面之注意事項再填寫本頁) 575555 A7 B7
MeOO
C〇NH •n-C12H25 經濟部智慧財產局員工消費合作社印製 將3.^之2-經基·3,6·二甲氧基幾基萘懸濁於3〇g Ν,Ν-二甲基甲醯胺中,再加入1.6g之^溴·%氣丙烷,i七 之破酸卸和O.lg之聚乙二醇(平均分子量為3 〇〇〇),在5〇 °C下反應15小時。然後,將反應懸濁液注入4〇〇g水和i〇〇g 曱醇的混合液中’大約1小時後’過濾而回收析出物。再 用甲醇和水充分洗淨之後,乾燥而得2.6g之2-(3,-氯丙氧 基)-3,6-二甲氧基幾基萘之淡黃色粉末(溶點:丨1 5〇c )。 其中,取2.4g懸濁於30g之N,N-二甲基甲醯胺中, 再加入3.5g之2-經基- 3-(2f-甲基苯基)胺基羰基正十二 烧胺基魏基萘,l.Og之碳酸鉀和O.lg之聚乙二醇(平均分 子量為3,000),在100°C下反應15小時。然後將反應懸濁 液注入400g水和100g四氫呋喃的混合液中,大約1小時 後,過濾回收析出物。用水充分洗淨之後,乾燥而得4.8g 之黃褐色粉末狀之上述化合物(熔點:158°C,分解點:350 。〇。 . 實施例33 之 —'c-------------------tr.------^ I (請先閱讀背面之注意事項再填寫本頁) 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 18 311421 575555 A7 B7 五、發明說明(l9 )
實施例1令之1,2_二溴乙烷以〇 9g之2,6_吡啶基二羰 基氣代替,同時,N,N-二甲基甲醯胺以50g之環丁碼代替, 不加碳酸卸,反應溫度改為14 〇 之外,其他皆按照實施 例1所示相同方法進行,而得2 5g之褐色粉末狀之含有雜 環基之本發明化合物。 [本發明化合物在產業上之應用] 本發明之化合物做為聚酯或聚醯胺等構成成分甚為有 用,當Yi、Y2、Y3及/或Y4為羧基時,特別是做為液晶用 5^合物之構成成分使用時,可期待能大幅度改良其焊接強 度和各向異性。 f請先閱讀背面之注意事項再填寫本頁) 經濟啷知曰慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 19 311421

Claims (1)

  1. 一附州一 公告
    89108493號專利申請案 申凊專利範圍修正本 (92年3月6曰) 種一般式[1]所示芳族醚:
    經濟部中央標準局員工福利委員會印製 [1] [式中’ Y〗、Y2、Y3、γ4可為相同或不同構造,分 別不魏基、'曱基羰基、乙氧羰基、或-C〇NH-X(式中 X不選自正十二烷基、正十六烷基苯基、萘基、蒽p 基及苯并、噻唑所成組群之基,而χ中之苯基亦可具; 選自甲氧羰_基、甲氧基、二乙胺基石黃醯基、苯基胺^ 甲醯基;硝1及甲基所成組群之取代基者)、 A示選自碳原子數為2至6、8、1〇及Γ2之伸$ 基、對-伸苯二甲基、—Ch2CH=CHCH2—、〜CH2C〇c〇ch2— 一c。所成組群之基]。 311421 575555
    漱ί ®
TW89108493A 1999-05-07 2000-05-04 Novel aromatic ether TW575555B (en)

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