TW321637B - - Google Patents

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Publication number
TW321637B
TW321637B TW082104950A TW82104950A TW321637B TW 321637 B TW321637 B TW 321637B TW 082104950 A TW082104950 A TW 082104950A TW 82104950 A TW82104950 A TW 82104950A TW 321637 B TW321637 B TW 321637B
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Taiwan
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patent application
gas
diluent
formula
reaction
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TW082104950A
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English (en)
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Bayer Ag
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • 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
    • C07D213/61Halogen atoms or nitro radicals

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)

Description

A7 B7 五、發明説明(1 ) 2 —氣一5—胺甲基吡啶的製備方法 本發明涉及已知的2 —氣一5 —胺曱基吡啶的噺生產 方法。 .. 人們知道,2 —氣一 5 —胺曱基吡啶是製備殺蟲劑的 中間體,它可通過在Raney鎳和胺存在下,使2 —氣一5 ~~氰基淀與' 氣在含水介質(也可在有機溶劑)中,在 〇-60°C的溫度下反應而製得(參較〇E-〇S(德國公開説明 書)3726993/LeA254的)。但是,在所述方法中,產率 和產量不盡人韋。 , 我們現在發現了製備式(1)2—氯一5 —胺甲基p比矣 的方法,式(I)爲: ----'--;----、袈-- (請先閲讀背面之注^^項再填寫本頁)
、^τ 經濟部中央棣準局員工消費合作社印製 亨方法是將式(II )的2 —氯一 5 —氣基11比淀與氫在氨 和無水金4催化劑的存在下反應,式(π)爲; ci-K^^>-cn (11) 其特徵在於反應在20-150°C下,於非極性的質子.隋性稀 釋劑中進行。 令人驚訏的是,與已知方法相比,本發明方法的催 化氳化在非極性的質子惰生稀釋劑(即不用水或另外咏^ 本紙張尺度適用中國國家揉準(CNS ) A4規格(210X297公釐) 32ϊ637 Α7 ---------Β7 五、發明説明(2 ) 質子性溶劑)中製得的2—氣一5—胺甲基吡啶產量要高 的多Ο 本發明方法中的反應過程可用下式描延: cihT^Vcn ci~i—V-ch2-nh2
N~^ Kat. N 作爲原料的式(Π )2-襄:,·5—氰基吡啶是已知的(參見 J· Chem. Soc. [London] 1948, 1939-1945) ° 本發明方法在金屬催化劑存在下進行。最好採用
Raney催化劑,例如Raney鎳或Raney始。在本發明方法 中’作爲金屬催化劑特別優選4aney鈷。 本發明方法在非極性的質子惰性稀釋劑中進行。在 本又中,所述稀釋劑應理解爲不含任何易解離質子的有 機溶劑。這些最好包括脂族的和芳族的、非自代和南代 的煙气例如已烷、庚烷、辛烷及其支化異構體,此外還 包括蛾已烷、苯、甲苯、二甲苯、氣苯和鄰二氣苯。特 别優選芳香烴,特別値得一提的是甲苯和二曱苯及其混 合物。 本發明方法中,反應溫度可在相對較寬的範圍内變 化。該過程通常在Zo-uot進行,最好在Μ」2〇。〇進 ’尤其是80-1UTC。 在本發明方法中,壓力也可在相對較寬的範圍内 化。該過程通常在卜2〇〇巴進行,最好在2〇_15〇巴進 。尤其是50-120巴。 丁 本紙張尺度適用中國國家樣準(CNS) A视^ (21Gx297公着) ·—----- 3^ί637 經濟部中央揉準局員工消費合作社印策
Α7 B7 五、發明説明(3 ) 在進行本發明方法時,對於lmol式(Π)2~氣一5 — 氰基—吡啶,通常使用20-200ml,最好是50-150ml液氨 和5 50g'最好是i〇_3〇g金屬催化劑。本發明方法可按 常規氫化方法進行。 本發明的優選實施方案是在高壓釜中將2一氣—5 一 氛基哎咬、情性稀釋劑、金屬催化劑和氨混合,然後關 閉高壓蚤,加入氫氣,建立起高的内壓。然後在高溫高 塵:下授拌爸中物料,直至反應完全。 後處理可按常规方法進行,最好吸濾將混合物與催 化劑分離’用水射眞空(ffater vacuum)蒸館,仔細 地以所得濾液中蒸除溶劑。 剩下的粗產物可經減壓蒸兔而純化。 按本發明方法製得的式(I )2—氣一5 —胺曱基—吡 淀可用作製備降壓藥或殺蟲劑的中間體(參見:美國專 利4499097和EP-A425030)。 製備例( 例1 。 在高壓釜中,將140g(1.0mol)2—氣一5 —氰基一吡 症’ 700ml無水曱苯' 25g無水Raney鈷和100ml液氨混合 ’然後向封閉後的爸中計量A入氫氣直至内壓達到巴 _ j _ (請先閲讀背面之注f項再填寫本頁)
.IT 本紙張尺度適用中國國家揉準(CNS } A4規格(21 OX297公釐) A7 321637 B7 _ 五、發明説明(4 ) 。加熱封閉釜中的反應混合物至100°c ,並在此溫度下 攪拌8小時(内壓:約1〇〇巴)。室溫下打開高.壓釜後 ,將混合物吸濾,用甲苯洗滌餅(催化劑〕,用水射眞 空蒸餾仔細自濾液中蒸去稀釋劑。得130g粗產物,氣相 色譜分析表明含91%2—氣一 5 —胺甲基一吡啶。收率爲 理論値之83¾ •。: 例 2 (請先聞讀背面之注意事項再填寫本頁) %
、1T 以類似於例1中之方法進行例2,並以相同重量之 煤置換Raney鈷觸煤。 收手:“理論値之79%。 經濟部中央橾準局貝工消費合作社印簟 _____] 本紙張尺度通用中國國家標準(CNS ) A4规格(210X297公釐)

Claims (1)

  1. 321637 丨絛上;補充;
    六、申請專利範圍 專利申請案第82104950號 ROC Patent Appln. No.82104950 修正之申請專利範圍宁文本-附件㈠ Amended Claims in Chinese _ Enel·(I ) '~~(民國 85 年 6 月:曰~~WK) ~~ (Submitted on June ^ , 1996) 1.一種製備式(I )2 —氣一5 —胺甲基一批唉的 方法
    ΗΖ~ΗΗ2 (I ) (請先閲讀背面之注意事項再填寫本頁) Ύ 裝· 該方法是將式(H)的2 -氣一5 —氰基0Λ咬與氫在氧 和無水阮來結觸媒的存在下反應 C1I 其中反應係在20-15(TC下,於非極性的質子惰性稀釋 劑中進行。 2. 如申請專利範圍第1項之方法,其中係以.脂肪 烴或芳香烴做爲稀釋劑。 3. 如申請專利範圍第1項之方法,其中係以曱苯 或二曱苯做爲稀釋劑。 -7- 本紙浪尺度遑用中國囷家標率(CNS ) A4规格(210X297公嫠) 、?τ
    經濟部中央標準局貞工消費合作社印裝
TW082104950A 1992-07-06 1993-06-19 TW321637B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4222152A DE4222152A1 (de) 1992-07-06 1992-07-06 Verfahren zur Herstellung von 2-Chlor-5-aminomethyl-pyridin

Publications (1)

Publication Number Publication Date
TW321637B true TW321637B (zh) 1997-12-01

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ID=6462584

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082104950A TW321637B (zh) 1992-07-06 1993-06-19

Country Status (12)

Country Link
US (1) US5453506A (zh)
EP (1) EP0579970B1 (zh)
JP (1) JP3205648B2 (zh)
KR (1) KR100282477B1 (zh)
CN (1) CN1036585C (zh)
AT (1) ATE190306T1 (zh)
DE (2) DE4222152A1 (zh)
ES (1) ES2142838T3 (zh)
HU (1) HU213624B (zh)
IL (1) IL106192A (zh)
MX (1) MX9303805A (zh)
TW (1) TW321637B (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3031727B2 (ja) * 1991-02-04 2000-04-10 広栄化学工業株式会社 α位に塩素原子を有するアミノメチルピリジン類の製造方法
DE4423353A1 (de) 1994-07-04 1996-01-11 Bayer Ag Verfahren zur Herstellung N-acylierter 2-Chlor-5-aminomethylpyridine
WO1997009312A1 (fr) * 1995-09-08 1997-03-13 Nippon Soda Co., Ltd. Processus de production de 3-(aminomethyl)-6-chloropyridines
US6239280B1 (en) 1999-06-30 2001-05-29 Merck & Co., Inc. Process for synthesizing biaryl inhibitors of farnesyl-protein transferase
BR0113259B1 (pt) 2000-08-25 2014-09-02 Bayer Cropscience Sa Processo para a preparação de um composto 2-aminometilpiridina de fórmula (I)
US6873915B2 (en) * 2001-08-24 2005-03-29 Surromed, Inc. Peak selection in multidimensional data
MX2019007640A (es) * 2016-12-21 2019-09-06 Bayer Cropscience Ag Hidrogenacion catalitica de nitrilos.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542989B2 (zh) * 1972-06-30 1980-11-04
JPS5422354A (en) * 1977-07-21 1979-02-20 Sagami Chem Res Center 2-chloro-2-cyano-7-aklylbicyclo-(2.2.1)heptane and its preparation
US4499097A (en) * 1983-03-10 1985-02-12 American Cyanamid Company 2-(Pyridyl)imidazolyl ketones
JPH06749B2 (ja) * 1985-04-30 1994-01-05 広栄化学工業株式会社 アミノメチルピリジンの製造法
DE3726993A1 (de) * 1987-08-13 1989-02-23 Bayer Ag Verfahren zur herstellung von 2-chlor-5-aminomethylpyridin
GB8924280D0 (en) * 1989-10-27 1989-12-13 Shell Int Research Butenone compounds,their preparation and their use as pesticides
GB2240051B (en) * 1990-01-18 1993-04-14 Pall Corp Cylindrical filters and their manufacture
JP3031727B2 (ja) * 1991-02-04 2000-04-10 広栄化学工業株式会社 α位に塩素原子を有するアミノメチルピリジン類の製造方法

Also Published As

Publication number Publication date
DE59309966D1 (de) 2000-04-13
KR100282477B1 (ko) 2001-02-15
ES2142838T3 (es) 2000-05-01
EP0579970A3 (zh) 1994-03-16
US5453506A (en) 1995-09-26
EP0579970A2 (de) 1994-01-26
HU213624B (en) 1997-08-28
CN1036585C (zh) 1997-12-03
IL106192A (en) 1997-09-30
JP3205648B2 (ja) 2001-09-04
HU9301951D0 (en) 1993-09-28
MX9303805A (es) 1994-02-28
IL106192A0 (en) 1993-10-20
EP0579970B1 (de) 2000-03-08
ATE190306T1 (de) 2000-03-15
KR940002224A (ko) 1994-02-16
HUT64519A (en) 1994-01-28
JPH0673007A (ja) 1994-03-15
DE4222152A1 (de) 1994-01-13
CN1085213A (zh) 1994-04-13

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