BR9000709A - Processo para prepar p,p'-dicofol livre de ddtr,p,p'-dicofol,composicoes acaricidas livres de ddtr e metodo para controlar acaros - Google Patents

Processo para prepar p,p'-dicofol livre de ddtr,p,p'-dicofol,composicoes acaricidas livres de ddtr e metodo para controlar acaros

Info

Publication number
BR9000709A
BR9000709A BR909000709A BR9000709A BR9000709A BR 9000709 A BR9000709 A BR 9000709A BR 909000709 A BR909000709 A BR 909000709A BR 9000709 A BR9000709 A BR 9000709A BR 9000709 A BR9000709 A BR 9000709A
Authority
BR
Brazil
Prior art keywords
dicofol
free
ddtr
ddt
suitable solvent
Prior art date
Application number
BR909000709A
Other languages
English (en)
Portuguese (pt)
Inventor
Bernard Vaisbuch
Benjamin Shifman
Michael Pikarski
Original Assignee
Agan Chemical Manufacturers
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 Agan Chemical Manufacturers filed Critical Agan Chemical Manufacturers
Publication of BR9000709A publication Critical patent/BR9000709A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/78—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by condensation or crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Detergent Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BR909000709A 1989-02-13 1990-02-13 Processo para prepar p,p'-dicofol livre de ddtr,p,p'-dicofol,composicoes acaricidas livres de ddtr e metodo para controlar acaros BR9000709A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL8927489A IL89274A (en) 1989-02-13 1989-02-13 Process for preparing environmentally safe dicofol

Publications (1)

Publication Number Publication Date
BR9000709A true BR9000709A (pt) 1991-01-22

Family

ID=11059684

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909000709A BR9000709A (pt) 1989-02-13 1990-02-13 Processo para prepar p,p'-dicofol livre de ddtr,p,p'-dicofol,composicoes acaricidas livres de ddtr e metodo para controlar acaros

Country Status (9)

Country Link
US (1) US5118881A (enExample)
EP (1) EP0383054B1 (enExample)
JP (1) JPH02240035A (enExample)
AT (1) ATE124384T1 (enExample)
BR (1) BR9000709A (enExample)
DE (1) DE69020377T2 (enExample)
ES (1) ES2073461T3 (enExample)
IL (1) IL89274A (enExample)
IN (1) IN170240B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL89274A (en) * 1989-02-13 1994-04-12 Agan Chemical Manufacturers Process for preparing environmentally safe dicofol
EP0409689B1 (en) * 1989-07-18 1995-03-22 Elf Atochem S.A. A process for the purification of 1,1-bis(4-chlorophenyl)-2,2,2-trichloroethanol
CA2064864A1 (fr) * 1990-06-22 1991-12-23 Jaume Castella Sola Procede de preparation de 1,1-bis(chlorophenyl)-2,2,2 trichloroethanol
JP5157478B2 (ja) 2008-01-25 2013-03-06 ダイキン工業株式会社 オレフィン−アルコール共沸混合物の分離方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2812362A (en) * 1955-10-12 1957-11-05 Rohm & Haas Preparation of bis (chlorophenyl)-trichloroethanol
DE3264533D1 (en) * 1981-05-12 1985-08-08 Ici Plc Process for the preparation of 1,1-bis phenyl-2-haloalkan-1-ols
US4705902A (en) * 1985-10-03 1987-11-10 Rohm And Haas Company DDTR-free 1,1-bis(chlorophenyl)-2,2,2-trichloroethanol
IL89274A (en) * 1989-02-13 1994-04-12 Agan Chemical Manufacturers Process for preparing environmentally safe dicofol

Also Published As

Publication number Publication date
EP0383054B1 (en) 1995-06-28
ES2073461T3 (es) 1995-08-16
DE69020377D1 (de) 1995-08-03
DE69020377T2 (de) 1995-12-21
US5118881A (en) 1992-06-02
IN170240B (enExample) 1992-02-29
JPH02240035A (ja) 1990-09-25
IL89274A0 (en) 1989-09-10
IL89274A (en) 1994-04-12
EP0383054A3 (en) 1992-01-29
ATE124384T1 (de) 1995-07-15
EP0383054A2 (en) 1990-08-22

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 30/05/2010