HU908020D0 - Process for producing benzaldehydes - Google Patents

Process for producing benzaldehydes

Info

Publication number
HU908020D0
HU908020D0 HU908020A HU802090A HU908020D0 HU 908020 D0 HU908020 D0 HU 908020D0 HU 908020 A HU908020 A HU 908020A HU 802090 A HU802090 A HU 802090A HU 908020 D0 HU908020 D0 HU 908020D0
Authority
HU
Hungary
Prior art keywords
benzaldehydes
formula
image
producing
producing benzaldehydes
Prior art date
Application number
HU908020A
Other languages
English (en)
Other versions
HUT58268A (en
HU207982B (en
Inventor
Heinz Ulrich Blank
Helmut Kraus
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of HU908020D0 publication Critical patent/HU908020D0/hu
Publication of HUT58268A publication Critical patent/HUT58268A/hu
Publication of HU207982B publication Critical patent/HU207982B/hu

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C255/56—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and doubly-bound oxygen atoms bound to the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
HU908020A 1989-12-01 1990-11-30 Process for producing benzaldehydes HU207982B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3939759A DE3939759A1 (de) 1989-12-01 1989-12-01 Verfahren zur herstellung von benzaldehyden

Publications (3)

Publication Number Publication Date
HU908020D0 true HU908020D0 (en) 1991-06-28
HUT58268A HUT58268A (en) 1992-02-28
HU207982B HU207982B (en) 1993-07-28

Family

ID=6394591

Family Applications (1)

Application Number Title Priority Date Filing Date
HU908020A HU207982B (en) 1989-12-01 1990-11-30 Process for producing benzaldehydes

Country Status (6)

Country Link
US (1) US5082976A (hu)
EP (1) EP0430001B1 (hu)
JP (1) JPH03190848A (hu)
AT (1) ATE98952T1 (hu)
DE (2) DE3939759A1 (hu)
HU (1) HU207982B (hu)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4216590A1 (de) * 1992-05-20 1993-11-25 Basf Ag Chlorethylsulfonylbenzaldehyde
DE4408007A1 (de) * 1994-03-10 1995-09-14 Bayer Ag Verfahren zur Herstellung von 2-Nitrobenzaldehyden
US5600035A (en) * 1994-07-13 1997-02-04 Ppg Industries, Inc. Positive photoactive compounds based on 2,6-dinitro benzyl groups and 2,5-dinitro benzyl groups
US5449834A (en) * 1994-07-13 1995-09-12 Ppg Industries, Inc. Method of synthesizing 2,6-dinitro benzyl compounds
DE19502805C2 (de) * 1995-01-30 2000-05-11 Hoechst Ag Verfahren zur Herstellung von Halogenbenzaldehyden
EP1886987A1 (en) * 2006-08-11 2008-02-13 Givaudan S.A. Process for producing 2,2,3-trimethylcyclopent-3-enecarbaldehyde (campholytic aldehyde)
CN104418753B (zh) * 2013-08-21 2016-04-20 南京理工大学 绿色催化合成硝基苯甲醛的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3641157A (en) * 1968-10-23 1972-02-08 Lummus Co Hydrocarbon oxidation
US3989674A (en) * 1969-03-26 1976-11-02 Exxon Research And Engineering Company Novel gold-copper catalysts for the partial oxidation of olefins
US3661942A (en) * 1969-09-08 1972-05-09 Upjohn Co Novel chemical process
US3931225A (en) * 1974-01-21 1976-01-06 Hoffmann-La Roche Inc. Process for preparing o-nitrobenzylketones
FR2435455A1 (fr) * 1978-09-05 1980-04-04 Kuraray Co Procede de preparation d'un compose carbonyle

Also Published As

Publication number Publication date
EP0430001A1 (de) 1991-06-05
HUT58268A (en) 1992-02-28
DE59003965D1 (de) 1994-02-03
JPH03190848A (ja) 1991-08-20
DE3939759A1 (de) 1991-06-06
EP0430001B1 (de) 1993-12-22
HU207982B (en) 1993-07-28
US5082976A (en) 1992-01-21
ATE98952T1 (de) 1994-01-15

Similar Documents

Publication Publication Date Title
IE832530L (en) PROCESS FOR PRODUCING ß-CARBOLINE DERIVATIVES
HUT68166A (en) Process for preparing substituted piperidines
EP0266182A3 (en) Gamma-lactonecarboxylic acid derivatives and their production
DE3264086D1 (en) Process for the preparation of cyclohexen derivatives
DE3360848D1 (en) Process for the preparation of hydroxy-phenoxy-alkane-carboxylic acids
HU908020D0 (en) Process for producing benzaldehydes
DE3568580D1 (en) Process for preparing alkanephosphonous acids
DE3264928D1 (en) Process for producing brominated 1,3-dioxolen-2-ones
ES2065039T3 (es) Procedimiento para la preparacion de 10-g(b)-h-esteroides.
HUT48593A (en) Process for producing asymmetric 1,4-dihydropyridinecarboxylic acid esters
DE3789064D1 (de) Verfahren zur Herstellung von in Stellung 3 durch eine halogenierte gesättigte Kette substituierten Cyclopropancarbonsäurederivaten.
NO932952L (no) Natriumhydrosulfittfremstilling med höyt utbytte
ES8307236A1 (es) Un procedimiento para la preparacion de ranitidina.
ZA946870B (en) Process for preparing 4,4'-dinitrostilbene-2,2'-disulphonic acid.
AU1630288A (en) Substituted compounds, processes for their preparation and uses thereof
JPS5217453A (en) Process for preparation of 2,6- naphthalenedicarboxylic acid
GB8522156D0 (en) Producing chemical compounds
HUT64559A (en) A new method for production of delta 9(11)-steroide-derivatives
CH613203A5 (en) Process for the preparation of 4,4-diphenylcyclohexylpiperidine
AT383811B (de) Verfahren zur herstellung von monoalkalisalzen von 7-amino-3-cephem-4-carbonsaeurederivaten
DE3263458D1 (en) Process for the preparation of 3,3-dimethyl-2-alkoxyoxiranes by oxidation of 1-alkoxy-2-methyl propene
JPS55122780A (en) Preparation of theobromine derivative
JPS55167249A (en) Preparation of alpha-ketocarboxylic acid
ATE3406T1 (de) Verfahren zur herstellung von hydrochinonmonophenylaethern.
HUT48634A (en) Process for producing phosphorous-containing intermediates of herbicide compounds

Legal Events

Date Code Title Description
HMM4 Cancellation of final prot. due to non-payment of fee