HUP0105200A2 - Eljárás metilkarbazát előállítására - Google Patents

Eljárás metilkarbazát előállítására

Info

Publication number
HUP0105200A2
HUP0105200A2 HU0105200A HUP0105200A HUP0105200A2 HU P0105200 A2 HUP0105200 A2 HU P0105200A2 HU 0105200 A HU0105200 A HU 0105200A HU P0105200 A HUP0105200 A HU P0105200A HU P0105200 A2 HUP0105200 A2 HU P0105200A2
Authority
HU
Hungary
Prior art keywords
solvent
preparing methyl
methyl carbazate
methylcarbazone
dimethylcarbonate
Prior art date
Application number
HU0105200A
Other languages
English (en)
Inventor
Horst Behre
Alexander Klausener
Lars Rodefeld
Robert Söllner
Original Assignee
Bayer Aktiengesellshaft
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer Aktiengesellshaft filed Critical Bayer Aktiengesellshaft
Publication of HUP0105200A2 publication Critical patent/HUP0105200A2/hu
Publication of HUP0105200A3 publication Critical patent/HUP0105200A3/hu

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C281/00—Derivatives of carbonic acid containing functional groups covered by groups C07C269/00 - C07C279/00 in which at least one nitrogen atom of these functional groups is further bound to another nitrogen atom not being part of a nitro or nitroso group
    • C07C281/02—Compounds containing any of the groups, e.g. carbazates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)

Abstract

Kül"n"sen tiszta és elszíneződésre nem hajlamos metil-karbaz totllítanak elő hidrazinból és dimetil-karbon tból oly módon, hogyhidrazint és dimetilkarbon tot -20 °C és +30 °C k"z"tti hőmérsékletenp rhuzamosan egy első oldószerbe adagolnak, ut na az oldószert és azillékony alkotókat cs"kkentett nyom son ledesztill lj k és avisszamaradó nyers metilkarbaz thoz vagy m sodik oldószert adnak, majdcs"kkentett nyom son ledesztill lj k azt, vagy a nyers metilkarbaz tonkeresztül g zt buborékoltatnak. Ó
HU0105200A 1999-01-26 2000-01-17 Method for preparing methyl carbazate HUP0105200A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19902960A DE19902960A1 (de) 1999-01-26 1999-01-26 Verfahren zur Herstellung von Methylcarbazat
PCT/EP2000/000310 WO2000044708A1 (de) 1999-01-26 2000-01-17 Verfahren zur herstellung von methylcarbazat

Publications (2)

Publication Number Publication Date
HUP0105200A2 true HUP0105200A2 (hu) 2002-04-29
HUP0105200A3 HUP0105200A3 (en) 2002-12-28

Family

ID=7895390

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0105200A HUP0105200A3 (en) 1999-01-26 2000-01-17 Method for preparing methyl carbazate

Country Status (17)

Country Link
US (1) US6465678B1 (hu)
EP (1) EP1149070B1 (hu)
JP (1) JP4399119B2 (hu)
KR (1) KR20010101661A (hu)
CN (1) CN1337943A (hu)
AT (1) ATE243678T1 (hu)
AU (1) AU749982B2 (hu)
BR (1) BR0007682A (hu)
CA (1) CA2361423A1 (hu)
DE (2) DE19902960A1 (hu)
DK (1) DK1149070T3 (hu)
ES (1) ES2197072T3 (hu)
HU (1) HUP0105200A3 (hu)
IL (1) IL143872A0 (hu)
PL (1) PL348889A1 (hu)
WO (1) WO2000044708A1 (hu)
ZA (1) ZA200105035B (hu)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100341598C (zh) * 2004-12-22 2007-10-10 上海氯碱化工股份有限公司 一种低温蒸发、冷却生产超净高纯试剂的方法
CN100408554C (zh) * 2005-11-01 2008-08-06 北京格瑞华阳科技发展有限公司 高纯度肼基碳酸甲酯的合成新工艺
CN101260067B (zh) * 2007-03-07 2010-09-01 抚顺市化工研究设计院 一种肼单甲基化的方法
CN101628184B (zh) * 2009-03-18 2013-08-14 伍运洪 一种常压低温蒸馏、精馏工艺
WO2011005910A1 (en) * 2009-07-09 2011-01-13 The Procter & Gamble Company Method of laundering fabric using a compacted laundry detergent composition
CN102153490A (zh) * 2011-02-16 2011-08-17 东营柯林维尔化工有限公司 肼基甲酸酯类的合成
JP5790533B2 (ja) * 2012-02-14 2015-10-07 住友化学株式会社 フェニルヒドラジン−β−カルボキシレート化合物の精製方法
CN102898328B (zh) * 2012-10-26 2014-12-24 山东师范大学 偶氮二甲酸二乙酯及其中间体的合成方法
CN103130687A (zh) * 2013-03-19 2013-06-05 湖南斯派克材料科技有限公司 肼甲酸甲酯的制备方法
CN103819366B (zh) * 2014-02-19 2016-08-24 江苏辉腾生物医药科技有限公司 肼基甲酸苄酯的合成方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE285800C (hu)
SU407888A1 (ru) 1972-02-16 1973-12-10 Способ получения гя?г-бутилового эфира гидразинугольной кислоты
US4496761A (en) 1982-08-17 1985-01-29 Olin Corporation Process for making carbohydrazide
YU44721B (en) 1983-11-30 1990-12-31 Bristol Myers Co Process for obtaining 4-(2-phenoxyethyl)-1,2,4-triazolone
US4596884A (en) * 1983-11-30 1986-06-24 Bristol-Myers Company 4-(2-phenoxyethyl)-1,2,4-triazolone process intermediates

Also Published As

Publication number Publication date
ATE243678T1 (de) 2003-07-15
AU749982B2 (en) 2002-07-04
WO2000044708A1 (de) 2000-08-03
DK1149070T3 (da) 2003-09-29
EP1149070A1 (de) 2001-10-31
US6465678B1 (en) 2002-10-15
AU2541900A (en) 2000-08-18
JP2002535381A (ja) 2002-10-22
JP4399119B2 (ja) 2010-01-13
DE19902960A1 (de) 2000-07-27
CA2361423A1 (en) 2000-08-03
ZA200105035B (en) 2002-06-20
DE50002642D1 (de) 2003-07-31
BR0007682A (pt) 2001-11-06
IL143872A0 (en) 2002-04-21
PL348889A1 (en) 2002-06-17
EP1149070B1 (de) 2003-06-25
HUP0105200A3 (en) 2002-12-28
ES2197072T3 (es) 2004-01-01
KR20010101661A (ko) 2001-11-14
CN1337943A (zh) 2002-02-27

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