BE855146A - Procede de preparation de chlorures d'acides carbamiques et d'isocyanates - Google Patents

Procede de preparation de chlorures d'acides carbamiques et d'isocyanates

Info

Publication number
BE855146A
BE855146A BE177999A BE177999A BE855146A BE 855146 A BE855146 A BE 855146A BE 177999 A BE177999 A BE 177999A BE 177999 A BE177999 A BE 177999A BE 855146 A BE855146 A BE 855146A
Authority
BE
Belgium
Prior art keywords
isocyanates
carbamic acids
chlorides
preparing
preparing chlorides
Prior art date
Application number
BE177999A
Other languages
English (en)
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of BE855146A publication Critical patent/BE855146A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE177999A 1976-06-04 1977-05-27 Procede de preparation de chlorures d'acides carbamiques et d'isocyanates BE855146A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762625075 DE2625075A1 (de) 1976-06-04 1976-06-04 Verfahren zur herstellung von carbamidsaeurechloriden und isocyanaten

Publications (1)

Publication Number Publication Date
BE855146A true BE855146A (fr) 1977-11-28

Family

ID=5979782

Family Applications (1)

Application Number Title Priority Date Filing Date
BE177999A BE855146A (fr) 1976-06-04 1977-05-27 Procede de preparation de chlorures d'acides carbamiques et d'isocyanates

Country Status (2)

Country Link
BE (1) BE855146A (fr)
DE (1) DE2625075A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3108990A1 (de) 1981-03-10 1982-09-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyisocyanaten
JPH068269B2 (ja) * 1984-06-01 1994-02-02 三井東圧化学株式会社 ヘキサメチレンジイソシアネ−トの製造方法
FR2677017B1 (fr) * 1991-05-27 1993-08-13 Poudres & Explosifs Ste Nale Procede de preparation de chlorures de carbamoyle aliphatiques ou araliphatiques n,n-disubstitues.
BRPI0714842A2 (pt) * 2006-08-01 2013-05-21 Basf Se processo para preparar um composto, composto, e, uso do composto
EP3194362B1 (fr) 2014-09-19 2025-09-10 Covestro Deutschland AG Procédé de fabrication de 1,5 diisocyanates de pentane en phase gazeuse
CN114105825A (zh) 2020-08-27 2022-03-01 中国科学院过程工程研究所 一种1,5-戊二异氰酸酯的制备方法
EP4480944A1 (fr) 2023-06-20 2024-12-25 Covestro Deutschland AG Procédé de préparation de diisocyanates aliphatiques en phase gazeuse

Also Published As

Publication number Publication date
DE2625075A1 (de) 1977-12-22

Similar Documents

Publication Publication Date Title
EG12374A (en) Process for preparing of novel substituted n-phenyl-n'benzoyl-ureas and their use as insecticides
IT1085354B (it) Derivato dell'acido prostanico e procedimento per la sua preparazione
BE854693A (fr) Carbamates d'halosilyle et leur procede de transformation en isocyanates
GR59825B (en) Preparation process of n-(3-trifluormethyl-4-halogen-phenyl)-n'-urea and their use as insecticides
BE888190A (fr) Procede de preparation d'esters d'acide carbamique n-monosubstitues
FR2353515A1 (fr) Procede de preparation d'acides cyclopropanecarboxyliques et de leurs esters
BE856041A (fr) Procede de preparation de fluorures d'acides perfluoro-alcoxypropioniques
EG12766A (en) Process for preparing of novel substituted benzoylureas and their use as insecticides
EG12936A (en) Process for preparing of thiazolylcinnamic acid nitrilles and their use as pesticides
BE855146A (fr) Procede de preparation de chlorures d'acides carbamiques et d'isocyanates
FR2469398B1 (fr) Production de monomeres d'urethanes insatures
FR2348226A1 (fr) Procede de preparation d'acides steroidecarboxyliques et de leurs esters
FR2305416A1 (fr) Procede de preparation de tricosene-(9) et d'heneicosene-(9)
DE2861251D1 (en) N-(5-methoxybenzofuran-2-ylcarbonyl)-n'-benzylpiperazine and process for its preparation
EG13236A (en) Process for preparing of novel n-sulphenylated carbamates and their use as pesticides
BR7902231A (pt) Processo para preparacao de n-fenil-n'-substituida-p-fenileno-diamina assimetrica
BE857725A (fr) Procede catalytique de preparation des chlorures d'esters d'acides phosphoreux et phosphoneux
BE880656A (fr) Derive de 7 alpha-methoxycephalosporine et son procede de preparation
BE857497A (fr) Procede de preparation de chlorures d'acides sulfoniques
KR850002005A (ko) N-설피닐 카바메이트의 제조방법
FR2308634A1 (fr) Procede de preparation d'acides carboxy-alcane-phosphoniques et d'acides carboxy-alkyl-phosphiniques
DE2960299D1 (en) N,n-dimethyl-o-pyrazolyl esters of carbamic acid, process for their preparation and their use as insecticides
RO77310A (fr) Procede d'obtention des 2-cyclopropylpyrimidine-(4)-ile esters d'acide thionophosphonique
BE859970A (fr) Procede de preparation d'acides 2-carbamoylphosphiniques n-substitues
EG12906A (en) Process for preparing of thiosubstituted carbamic acid derivatives and their use as insecticides and accaricides