CAS: 7295-76-3; 3-Methoxypyridine

相似化合物

109345-94-0 18677-48-0 88111-63-1

上下游产品

CAS号14906-61-7 3-甲氧基嘧啶-1-氧 | CAS号626-55-1 3-溴吡啶 | CAS号67-56-1 甲醇 | CAS号50720-12-2 3-溴-5-甲氧基吡啶 | CAS号124-41-4 甲醇钠 | CAS号626-60-8 3-氯吡啶 | CAS号109-00-2 3-羟基吡啶 | CAS号74-88-4 碘甲烷 | CAS号186581-53-3 重氮甲烷 | CAS号104642-51-5 1-(2,4-dinitrop... | CAS号4045-29-8 3-甲氧基哌啶 | CAS号19355-04-5 3-甲氧基-4-硝基吡啶 1-氧化物 | CAS号93560-55-5 2-碘-3-甲氧基吡啶 | CAS号52334-90-4 4-氨基-3-甲氧基吡啶 | CAS号113118-83-5 5-甲氧基-3-吡啶甲醛 | CAS号10201-71-5 2-氨基-3-甲氧基吡啶 | CAS号109-00-2 3-羟基吡啶 | CAS号14906-61-7 3-甲氧基嘧啶-1-氧 | CAS号20265-37-6 2-硝基-3-甲氧基吡啶

3-氟吡啶置于iron(Iii) Chloride,双氧水,甲烷,一水合肼,溶剂黄146,Sodium Iodide体系中,用 甲醇,乙醇,水 作为反应溶剂,化学反应 20.0H,反应生成 3-甲氧基吡啶
参考文献:一种杂环化合物3-甲氧基吡啶的合成方法
标题:一种杂环化合物3-甲氧基吡啶的合成方法
摘要:本发明公开一种杂环化合物3‑甲氧基吡啶的合成方法,包括如下步骤:将原料3‑卤代吡啶,双氧水,乙酸放入三口烧瓶中,在搅拌条件下40~80oc反应4~8H,回收乙酸,加入饱和的碳酸钠溶液搅拌,使体系呈碱性,蒸去水后,加入氯仿洗涤,真空蒸馏得到n‑氧化‑3‑卤代吡啶;将3‑卤吡啶‑n‑的氧化物,烷基醇的金属盐,催化剂a及醇分别加入三口烧瓶中,在搅拌的条件下回流反应5‑8H后,冷却,中和至中性,精馏得到n‑氧化‑3‑烷氧基吡啶;将n‑氧化‑3‑烷氧基吡啶,三氯化铁,水合肼,活性炭和乙醇分别加入三口烧瓶中,70oc反应3H,冷却至室温,真空蒸馏得到3‑甲氧基吡啶.本发明中间体转化率高,反应条件温和,操作安全,原料价廉易得,适合工业化生产.

专利信息

专利号:US-7160517-B2
优先权日:2000-08-18
标题 :Apparatus and methods for the automated synthesis of oligosaccharides
发明人：SEEBERGER PETER H; PLANTE OBADIAH J
权利人:MASSACHUSETTS INST OF TECHNOLG
摘要:One aspect of the present invention relates to an apparatus for the efficient synthesis of oligosaccharides on a solid support, e.g., formed by subunit addition to terminal subunits immobilized on solid-phase particles. In certain embodiments, the apparatus of the present invention is used in combinatorial methods, e.g., as described herein, of synthesizing oligosaccharides.

专利号:US-6794534-B2
优先权日:2000-06-23
标题:Synthesis of functionalized and unfunctionalized olefins via cross and ring-closing metathesis
发明人：GRUBBS ROBERT H; CHATTERJEE ARNAB K; MORGAN JOHN P; SCHOLL MATTHIAS; CHOI TAE-LIM
权利人:CALIFORNIA INST OF TECHN
摘要:The invention is directed to the cross-metathesis and ring-closing metathesis reactions between geminal disubstituted olefins and terminal olefins, wherein the reaction employs a Ruthenium or Osmium metal carbene complex. Specifically, the invention relates to the synthesis of α-functionalized or unfunctionalized olefins via intermolecular cross-metathesis and intramolecular ring-closing metathesis using a ruthenium alkylidene complex. The catalysts preferably used in the invention are of the general formula n wherein: n M is ruthenium or osmium; n X and X 1 are each independently an anionic ligand; n L is a neutral electron donor ligand; and, n R, R 1 R 6 , R 7 , R 8 , and R 9 are each independently hydrogen or a substituent selected from the group consisting of C 1 -C 20 alkyl, C 2 -C 20 alkenyl, C 2 -C 20 alkynyl, aryl, C 1 -C 20 carboxylate, C 1 -C 20 alkoxy, C 2 -C 20 alkenyloxy, C 2 -C 20 alkynyloxy, aryloxy, C 2 -C 20 alkoxycarbonyl, C 1 -C 20 alkylthio, C 1 -C 20 alkylsulfonyl and C 1 -C 20 alkylsulfinyl.

专利号:US-8822702-B2
优先权日:2002-12-20
标 题 :Synthesis of amines and intermediates for the synthesis thereof
发明人：BERENS ULRICH; DOSENBACH OLIVER; SPRENGER DANIEL
权利人:BERENS ULRICH; DOSENBACH OLIVER; SPRENGER DANIEL; BASF SE
摘要:The invention relates in a first embodiment to a method for the manufacture of esters of the formula I, n nor especially of amides of the formula II,n n nwherein the symbols have the meanings given in the specification, as well as other intermediates and compounds useful in the synthesis of tryptamines and other substances mentioned in the title. The synthesis methods and intermediates are useful in the synthesis of pharmaceuticals.

专利号:US-5936080-A
优先权日:1996-05-24
标题 :Compositions and methods for the synthesis of organophosphorus derivatives
发明人：STEC WOJCIECH J; WOZNIAK LUCYNA
权利人:GENTA INC; POLSKA AKADEMIA NAUK INSTYTUT
摘要:New organophosphorus mononucleoside derivatives, methods of their synthesis and methods for the synthesis of organophosphorus dinucleotide derivatives utilizing the organophosphorus mononucleosides are provided. Synthesized organophosphorus mononucleoside derivatives of the present invention are characterized by the formula; ##STR1## Organophosphorus dinucleoside derivatives prepared from the synthesis methods provided in the present invention are characterized by the formula; ##STR2##

专利号:US-2024287520-A1
优先权日:2021-06-30
标题:Method for synthesis of linkage modified oligomeric compounds
发明人：RODRIGUEZ ANDREW A
权利人:IONIS PHARMACEUTICALS INC
摘要:The present disclosure provides methods of synthesizing modified oligonucletodies and oligomeric compounds (including oligomeric compounds that are antisense agents or portions thereof) comprising a modified oligonucleotide having at least one modified internucleoside linking group. In certain embodiments, the present disclosure provides stabilized formulations of certain sulfonyl azides for use in the synthesis of olignonucleotides comprising one or more sulfonyl phosphoramidate linkages. Some embodiments provide stabilized compositions of high energy reagents that may be used in the synthesis of modified oligonucleotides, allowing for safe process scale preparation thereof.

专利号:US-2016031800-A1
优先权日:2013-03-14
标 题:Synthesis of chiral kynurenine compounds and intermediates
发明人：TRETYAKOV ALEXANDER; DROUET KEITH E; SANDERS WILLIAM
权利人:VISTAGEN THERAPEUTICS INC
摘要:Provided are methods for the synthesis of compounds including chiral kynurenine compounds, intermediates useful for the synthesis thereof, and related compounds. For example, methods are provided for the synthesis of L-4-chlorokynurenine.