GB1372537A - Preparation of carbamates - Google Patents

Preparation of carbamates

Info

Publication number
GB1372537A
GB1372537A GB5627271A GB5627271A GB1372537A GB 1372537 A GB1372537 A GB 1372537A GB 5627271 A GB5627271 A GB 5627271A GB 5627271 A GB5627271 A GB 5627271A GB 1372537 A GB1372537 A GB 1372537A
Authority
GB
United Kingdom
Prior art keywords
carbamates
dec
preparation
carbonate
amine
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB5627271A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Halcon International Inc
Original Assignee
Halcon International Inc
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 Halcon International Inc filed Critical Halcon International Inc
Publication of GB1372537A publication Critical patent/GB1372537A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/04—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups from amines with formation of carbamate groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB5627271A 1970-12-03 1971-12-03 Preparation of carbamates Expired GB1372537A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9496970A 1970-12-03 1970-12-03

Publications (1)

Publication Number Publication Date
GB1372537A true GB1372537A (en) 1974-10-30

Family

ID=22248236

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5627271A Expired GB1372537A (en) 1970-12-03 1971-12-03 Preparation of carbamates

Country Status (6)

Country Link
US (1) US3763217A (enExample)
BE (1) BE776014A (enExample)
FR (1) FR2114393A5 (enExample)
GB (1) GB1372537A (enExample)
IT (1) IT945259B (enExample)
NL (1) NL143909B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0103919A3 (en) * 1982-08-25 1984-07-04 Anic S.P.A. Process for producing substituted asymmetric ureas
CN118718432A (zh) * 2024-09-02 2024-10-01 中国科学院过程工程研究所 一种基于溶剂循环的苯氨基甲酸酯提纯装置系统及方法

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3932375A (en) * 1971-09-17 1976-01-13 Nitto Boseki Co. Ltd. Use of 2-pyrimidine thiol carbonates as acylating agents for amino or imino containing compounds
DE2227919C2 (de) * 1972-06-08 1982-12-23 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Benzimidazol-2-yl-carbaminsäure-methylester
IT1064762B (it) * 1976-04-14 1985-02-25 Snam Progetti Processo per la preparazione di ureiani aromatici
DE2903950A1 (de) * 1979-02-02 1980-08-07 Bayer Ag Verfahren zur herstellung von urethanen
DE2917569A1 (de) * 1979-04-30 1980-11-13 Basf Ag Verfahren zur herstellung von aromatischen di- und polyurethanen
US4851565A (en) * 1979-04-30 1989-07-25 Basf Aktiengesellschaft Catalyzed process for the preparation of an aliphatic, cycloaliphatic, arylaliphatic or aliphatic-cycloaliphatic di- or polyurethane
DE2917493A1 (de) * 1979-04-30 1980-11-13 Basf Ag Verfahren zur herstellung von aliphatischen und cycloaliphatischen di- und polyurethanen
DE2942503A1 (de) * 1979-10-20 1981-05-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten
US4268683A (en) * 1980-02-21 1981-05-19 The Dow Chemical Company Preparation of carbamates from aromatic amines and organic carbonates
US4268684A (en) * 1980-02-25 1981-05-19 The Dow Chemical Company Preparation of carbamates from aromatic amines and organic carbonates
US4258200A (en) * 1980-03-11 1981-03-24 Air Products And Chemicals, Inc. Production of carboxylic acid amides and carbamates using cobalt catalysts
DE3035354A1 (de) * 1980-09-19 1982-04-29 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n,o-disubstituierten urethanen und ihre verwendung als ausgangsmaterial zur herstellung von organischen isocyanaten
DE3036966A1 (de) * 1980-10-01 1982-05-06 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n,o-disubstituierten urethanen und ihre verwendung als ausgangsmaterial zur herstellung von organischen isocyanaten
US4294774A (en) * 1980-11-14 1981-10-13 The Dow Chemical Company Preparation of organic isocyanates
EP0065025A1 (en) * 1981-05-18 1982-11-24 The Dow Chemical Company Preparation of carbamates from aromatic amines and organic carbonates
EP0065026A1 (en) * 1981-05-18 1982-11-24 The Dow Chemical Company Preparation of carbamates from aromatic amines and organic carbonates
IL74272A (en) * 1984-02-16 1991-06-10 Poudres & Explosifs Ste Nale Preparation of carbamic acid derivatives
FR2559766B1 (fr) * 1984-02-16 1986-05-16 Poudres & Explosifs Ste Nale Procede de preparation de derives de l'acide carbamique
US4550188A (en) * 1984-06-27 1985-10-29 The Dow Chemical Company Preparation of carbamates
US4567287A (en) * 1984-08-08 1986-01-28 The Upjohn Co. Preparation of carbamates from organic carbonates and aromatic ureas
US4883854A (en) * 1988-09-30 1989-11-28 Medtronic, Inc. Hydroxyl functional monomers
US5001210A (en) * 1988-09-30 1991-03-19 Medtronic, Inc. Method for producing polyurethanes from poly-(hydroxyalkyl urethanes)
IT1229144B (it) * 1989-04-07 1991-07-22 Enichem Sintesi Procedimento per la produzione di carbammati.
US5220069A (en) * 1990-09-20 1993-06-15 Union Carbide Chemicals & Plastics Technology Corporation Processes for the preparation of carbamates
DE4113156A1 (de) * 1991-04-23 1993-01-14 Bayer Ag Verfahren zur herstellung von poly(o-alkylurethanen) der diphenylmethanreihe
DE4121211A1 (de) * 1991-06-27 1993-01-14 Bayer Ag Verfahren zur herstellung von bis(ethoxycarbonylamino)toluolen und deren verwendung zur herstellung von diisocyanatotoluolen
JPH06239289A (ja) * 1993-02-16 1994-08-30 Mitsubishi Heavy Ind Ltd プリント配線式船体構造
IT1282023B1 (it) * 1995-07-06 1998-03-06 Mini Ricerca Scient Tecnolog Procedimento per la produzione di uretani aromatici
IT1282022B1 (it) * 1995-07-06 1998-03-06 Mini Ricerca Scient Tecnolog Procedimento per la produzione di carbammati aromatici
DE19541384A1 (de) * 1995-11-07 1997-05-15 Basf Ag Verfahren zur Herstellung von organischen Diurethanen und/oder Polyurethanen und ihre Verwendung zur Herstellung von Di- und/oder Polyisocyanaten
IT1292030B1 (it) * 1997-05-29 1999-01-25 Mini Ricerca Scient Tecnolog Procedimento per la sintesi di uretani aromatici
US6781010B1 (en) * 2000-09-19 2004-08-24 Lyondell Chemical Company Non-phosgene route to the manufacture of organic isocyanates
SG115512A1 (en) * 2001-12-28 2005-10-28 Mitsui Takeda Chemicals Inc Method for producing carbamates and method for producing isocyanates
CN100408557C (zh) * 2003-08-26 2008-08-06 河北工业大学 一种制备2，4-甲苯二氨基甲酸甲酯的方法
WO2009115538A1 (de) 2008-03-18 2009-09-24 Basf Se Verfahren zur herstellung von urethanen aus mono- und difunktionalen aromatischen aminen
KR20100138970A (ko) 2008-03-18 2010-12-31 바스프 에스이 톨릴렌디아민으로부터 형성된 금속 카르바메이트
WO2009115537A1 (de) 2008-03-18 2009-09-24 Basf Se Metallcarbamate aus diaminophenylmethan
US8729291B2 (en) * 2008-08-22 2014-05-20 Basf Se Method for producing urethanes composed of di-functional aromatic amines and dialkyl carbonates
US8058469B2 (en) * 2008-11-03 2011-11-15 Sabic Innovative Plastics Ip B.V. Method for making carbamates, ureas and isocyanates
ATE524437T1 (de) 2008-12-19 2011-09-15 Dow Global Technologies Llc Verfahren zur herstellung von aromatischen urethanen
EP2230228A1 (en) 2009-03-16 2010-09-22 Bayer MaterialScience AG Process for preparing aromatic carbamates
CN101891651B (zh) 2009-05-19 2014-03-12 拜耳材料科技(中国)有限公司 用于制备n-取代的氨基甲酸酯的催化剂及其制备方法和应用
EP2491011A1 (de) 2009-10-21 2012-08-29 Basf Se Verfahren zur herstellung von urethanen
CN101845001B (zh) * 2010-06-07 2013-03-20 武汉理工大学 一种非均相催化制备苯氨基甲酸甲酯的方法
KR101865817B1 (ko) 2016-04-15 2018-06-11 한국과학기술연구원 아연-아민 복합체 촉매, 이의 제조방법 및 이를 이용한 메틸 n-페닐 카바메이트의 제조방법
KR102132856B1 (ko) 2018-08-27 2020-07-13 한국과학기술연구원 아연-이미다졸 복합체 혼합물 촉매 및 이를 이용한 메틸 n-페닐카바메이트의 제조방법
KR102307202B1 (ko) 2019-11-12 2021-09-30 한국과학기술연구원 촉매, 이의 제조방법 및 촉매를 이용한 메틸 n-아릴카바메이트의 제조방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0103919A3 (en) * 1982-08-25 1984-07-04 Anic S.P.A. Process for producing substituted asymmetric ureas
CN118718432A (zh) * 2024-09-02 2024-10-01 中国科学院过程工程研究所 一种基于溶剂循环的苯氨基甲酸酯提纯装置系统及方法

Also Published As

Publication number Publication date
NL143909B (nl) 1974-11-15
NL7114335A (enExample) 1972-06-06
DE2160111B2 (de) 1976-04-01
BE776014A (fr) 1972-05-30
DE2160111A1 (de) 1972-06-08
IT945259B (it) 1973-05-10
FR2114393A5 (enExample) 1972-06-30
US3763217A (en) 1973-10-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee