ES2052464T1 - Procedimiento para la preparacion de 5-alcoxi-2,4-dinitro-alquilbenzoles. - Google Patents

Procedimiento para la preparacion de 5-alcoxi-2,4-dinitro-alquilbenzoles.

Info

Publication number
ES2052464T1
ES2052464T1 ES93906573T ES93906573T ES2052464T1 ES 2052464 T1 ES2052464 T1 ES 2052464T1 ES 93906573 T ES93906573 T ES 93906573T ES 93906573 T ES93906573 T ES 93906573T ES 2052464 T1 ES2052464 T1 ES 2052464T1
Authority
ES
Spain
Prior art keywords
alquilbenzoles
alcoxi
dinitro
procedure
preparation
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.)
Granted
Application number
ES93906573T
Other languages
English (en)
Other versions
ES2052464T3 (es
Inventor
Wolfgang R Balzer
Thomas Clausen
Alexa Weinges
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.)
Procter and Gamble Deutschland GmbH
Original Assignee
Wella GmbH
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 Wella GmbH filed Critical Wella GmbH
Publication of ES2052464T1 publication Critical patent/ES2052464T1/es
Application granted granted Critical
Publication of ES2052464T3 publication Critical patent/ES2052464T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

PROCESO PARA LA ELABORACION DEL 5 OALQUIL BENZOLES DE LA FORMULA GENERAL (I), EN DONDE R1 = C1 C4 OR ALQUIL BENZOL NITRADO Y EL 2,4 IL BENZOL OBTENIDO SE TRANSFORMA A CONTINUACION BAJO LA ADICION DE HIDROXIDO DE SODIO O HIDROXIDO DE POTASIO CON UN ALCOHOL APROPIADO A UNA TEMPERATURA DESDE -5
ES93906573T 1992-06-17 1993-03-20 Procedimiento de preparacion de 5-alcoxi-2,4-dinitro-alquil-bencenos. Expired - Lifetime ES2052464T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4219755A DE4219755A1 (de) 1992-06-17 1992-06-17 Verfahren zur Herstellung von 5-Alkoxy-2,4-dinitro-alkylbenzolen

Publications (2)

Publication Number Publication Date
ES2052464T1 true ES2052464T1 (es) 1994-07-16
ES2052464T3 ES2052464T3 (es) 1997-01-16

Family

ID=6461165

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93906573T Expired - Lifetime ES2052464T3 (es) 1992-06-17 1993-03-20 Procedimiento de preparacion de 5-alcoxi-2,4-dinitro-alquil-bencenos.

Country Status (7)

Country Link
US (1) US5382702A (es)
EP (1) EP0601138B1 (es)
JP (1) JPH06509815A (es)
BR (1) BR9305542A (es)
DE (2) DE4219755A1 (es)
ES (1) ES2052464T3 (es)
WO (1) WO1993025512A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004031590A1 (de) * 2004-06-30 2006-02-16 Henkel Kgaa Phenylpropandiol-Farbstoffprodukte
CN108752184B (zh) * 2018-04-28 2021-11-16 杭州科耀医药科技有限公司 一种sglt2抑制剂中间体的制备方法
CN109824499A (zh) * 2019-03-08 2019-05-31 合肥工业大学 一种微波强化光催化连续制备乙酰丙酮金属化合物的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1121453A (en) * 1966-02-03 1968-07-31 Monsanto Chemicals Aromatic ethers
JPS5962551A (ja) * 1982-09-30 1984-04-10 Chisso Corp ジニトロフエニルエ−テル類の製造法
DE3519982A1 (de) * 1985-06-04 1986-12-04 Cassella Ag, 6000 Frankfurt Verfahren zur herstellung von 2,4-dinitrophenylethern
DE3622784A1 (de) * 1986-07-07 1988-01-21 Wella Ag Neue 5-alkoxy-2,4-diamino-alkylbenzole sowie haarfaerbemittel mit 5-alkoxy-2,4-diamino-alkyl-benzolen
DE4028661A1 (de) * 1990-09-10 1992-03-12 Wella Ag Mittel zur oxidativen faerbung von haaren und neue 5-halogen-2,4-diaminoalkylbenzole

Also Published As

Publication number Publication date
EP0601138B1 (de) 1996-09-18
BR9305542A (pt) 1995-12-26
ES2052464T3 (es) 1997-01-16
DE4219755A1 (de) 1993-12-23
JPH06509815A (ja) 1994-11-02
DE59303866D1 (de) 1996-10-24
EP0601138A1 (de) 1994-06-15
WO1993025512A1 (de) 1993-12-23
US5382702A (en) 1995-01-17

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