GB1397314A - Continuous preparation of aromatic hydrazo compounds - Google Patents

Continuous preparation of aromatic hydrazo compounds

Info

Publication number
GB1397314A
GB1397314A GB3784572A GB3784572A GB1397314A GB 1397314 A GB1397314 A GB 1397314A GB 3784572 A GB3784572 A GB 3784572A GB 3784572 A GB3784572 A GB 3784572A GB 1397314 A GB1397314 A GB 1397314A
Authority
GB
United Kingdom
Prior art keywords
stage
hydrazo compounds
zinc dust
aromatic
aug
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
GB3784572A
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.)
Hoechst AG
Original Assignee
Hoechst 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
Priority claimed from DE19712140785 external-priority patent/DE2140785C2/de
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of GB1397314A publication Critical patent/GB1397314A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C241/00—Preparation of compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
    • C07C241/02—Preparation of hydrazines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB3784572A 1971-08-14 1972-08-14 Continuous preparation of aromatic hydrazo compounds Expired GB1397314A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712140785 DE2140785C2 (de) 1971-08-14 Verfahren zur kontinuierlichen Herstellung von aromatischen Hydrazo-Verbindungen

Publications (1)

Publication Number Publication Date
GB1397314A true GB1397314A (en) 1975-06-11

Family

ID=5816746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3784572A Expired GB1397314A (en) 1971-08-14 1972-08-14 Continuous preparation of aromatic hydrazo compounds

Country Status (6)

Country Link
JP (1) JPS4828433A (enrdf_load_stackoverflow)
CA (1) CA994365A (enrdf_load_stackoverflow)
CH (1) CH575383A5 (enrdf_load_stackoverflow)
FR (1) FR2150079A5 (enrdf_load_stackoverflow)
GB (1) GB1397314A (enrdf_load_stackoverflow)
IT (1) IT968207B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5585554A (en) * 1978-12-23 1980-06-27 Mitsui Toatsu Chem Inc Preparation of 2,2-dichlorohydrazobenzene
JP2006265129A (ja) * 2005-03-23 2006-10-05 Air Water Inc ３，３’−ビス（トリフルオロメチル）ヒドラゾベンゼンの製造方法
JP2008222601A (ja) * 2007-03-09 2008-09-25 Air Water Inc ３，３’−ビス（トリフルオロメチル）ヒドラゾベンゼンの製造方法

Also Published As

Publication number Publication date
CA994365A (en) 1976-08-03
IT968207B (it) 1974-03-20
CH575383A5 (enrdf_load_stackoverflow) 1976-05-14
JPS4828433A (enrdf_load_stackoverflow) 1973-04-14
DE2140785B1 (de) 1973-01-11
DE2140785A1 (enrdf_load_stackoverflow) 1973-01-11
FR2150079A5 (enrdf_load_stackoverflow) 1973-03-30

Similar Documents

Publication Publication Date Title
IE40353B1 (en) A process for the production of nitro derivatives of aromatic compounds
ES8404987A1 (es) Un procedimiento para la preparacion de derivados de tetrahidronaftaleno y de indano.
GB1263000A (en) 4,4',4''-trihydroxytriphenylmethylmethane and process for preparing it
GB1397314A (en) Continuous preparation of aromatic hydrazo compounds
CA1014564A (en) Derivatives of 1,3-benzodioxole-2-carboxylic acid
GB1444113A (en) 3,6-dihalodiphenyl alkanes and their production
GB1499480A (en) Process for the manufacture of pure substituted 2,5-diarylaminoterephthalates and the corresponding free acids
GB1483086A (en) 2,4-diaryl pyrazolyloxyacetic acid derivatives and process for their manufacture
CA1020941A (en) Substituted 2-phenylamino-imidazolines-(2), the acid addition salts thereof, pharmaceuticals containing same and processes for production thereof
ES486706A1 (es) Un procedimiento de purificacion de acido dihidroxi-3 ,7 ,- (5 )colanico
JPS5225733A (en) Process for preparation of benzaldehydes
GB1473889A (en) Substituted phenylureas their preparationand their herbicidal compositions
GB1428341A (en) Process for preparing 4,5-diphenyl-oxazol-2-one
GB1503447A (en) Dl-and 8r-9-fluoro-prostadienoic acid derivatives and process
GB1359630A (en) Process for preparing 3-hydroxy-isoxazole derivatives
GB1429458A (en) Tetrisocyanate composition and process therefor
CA1032530A (en) PURIFICATION OF 3.alpha.,7.alpha.-DIHYDROXY-5-.beta.-CHOLANIC ACID
CA1029304A (en) Antimicrobial compositions containing 1-(1,2,4-triazolyl-1')-2-phenoxy alkanone derivatives
GB1329382A (en) Aromatic diamines and a process for the production thereof
AU2062170A (en) Process forthe purification of diphenylmethane 4, 4' diisocyanate
GB1414443A (en) Process for the manufacture of 4-hydroxy-3-nitrobenzoic acid
JPS5223038A (en) Process for preparation of styrenesulfonic acid alkali metal salts
JPS55119437A (en) Production of microcapsule dispersion
GB1224845A (en) Process for the production of 2-halo-5-nitrothiazoles
CA1026360A (en) Process for the production of aromatic isocyanates

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee