BR8602543A - Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr. - Google Patents

Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr.

Info

Publication number
BR8602543A
BR8602543A BR8602543A BR8602543A BR8602543A BR 8602543 A BR8602543 A BR 8602543A BR 8602543 A BR8602543 A BR 8602543A BR 8602543 A BR8602543 A BR 8602543A BR 8602543 A BR8602543 A BR 8602543A
Authority
BR
Brazil
Prior art keywords
bis
free
ddtr
trichloroethanol
chlorine
Prior art date
Application number
BR8602543A
Other languages
English (en)
Inventor
Richard Walter Nichols
William Joseph Zabrodski
Abhijit Mitra
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Priority to BR8602543A priority Critical patent/BR8602543A/pt
Publication of BR8602543A publication Critical patent/BR8602543A/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
    • C07C29/86—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C33/00—Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C33/40—Halogenated unsaturated alcohols
    • C07C33/46—Halogenated unsaturated alcohols containing only six-membered aromatic rings as cyclic parts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8602543A 1985-06-03 1986-06-02 Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr. BR8602543A (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8602543A BR8602543A (pt) 1985-06-03 1986-06-02 Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74061885A 1985-06-03 1985-06-03
BR8602543A BR8602543A (pt) 1985-06-03 1986-06-02 Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr.

Publications (1)

Publication Number Publication Date
BR8602543A true BR8602543A (pt) 1988-02-02

Family

ID=25664120

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8602543A BR8602543A (pt) 1985-06-03 1986-06-02 Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr.

Country Status (4)

Country Link
EP (2) EP0248954B1 (pt)
AT (1) ATE74342T1 (pt)
BR (1) BR8602543A (pt)
DE (1) DE3684705D1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992000264A1 (fr) * 1990-06-22 1992-01-09 Atochem Procede de preparation 1,1-bis(chlorophenyl)-2,2,2 trichloroethanol
EP3026101A1 (en) 2014-11-26 2016-06-01 Borealis AG Wash oil for use as an antifouling agent in gas compressors

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2812280A (en) * 1954-04-20 1957-11-05 Rohm & Haas Preparation of bis (halophenyl) trichloroethanol
US2812362A (en) * 1955-10-12 1957-11-05 Rohm & Haas Preparation of bis (chlorophenyl)-trichloroethanol
SU136346A1 (ru) * 1960-07-14 1960-11-30 Н.И. Гельперин Способ очистки фенилэтилового спирта

Also Published As

Publication number Publication date
EP0460977A1 (en) 1991-12-11
DE3684705D1 (de) 1992-05-07
ATE74342T1 (de) 1992-04-15
EP0248954A1 (en) 1987-12-16
EP0248954B1 (en) 1992-04-01

Similar Documents

Publication Publication Date Title
DK0494665T3 (da) Fremgangsmåde til fremstilling af 6,12-dihydro-6-hydroxy-cannabidiol og anvendelse deraf til fremstilling af transdelta-9-tetrahydrocannabinol
HUT43636A (en) Process for producing 2-keto-l-gulonic acid
BR9103908A (pt) Processo para a preparacao de 2-oxo-1,3-dioxolanas e catalisador
JPS5251009A (en) Method of producing drug for treating marrow leukemia
BR8602543A (pt) Processo para preparar 1,1-bis(cloro-fenil)-2,2,2-tricloroetanol isento de ddtr.
HUT45009A (en) Process for producing retinoyl-chlorides
FR2381733A1 (fr) Procede de preparation de m-bromo-a,a,a-trifluorotoluenes
ES2128332T3 (es) Metodo para la produccion de la 2-amino-6-halogenopurina y sintesis de un intermediario.
FR2383166A1 (fr) Procede de preparation de b-dimethylamino-propionitrile
FR2354339A1 (fr) Procede de preparation d'acides 1-aminoalcane-1,1-diphosphoniques
FR2397387A1 (fr) 4,4'-bis-formyl-polyhalo-diphenoxyalcanes, procede de preparation et application a la synthese de 4,4'-dicyano-polyhalo-diphenoxyalcanes
KR840004408A (ko) 스피로-(모노 및 디)-플루오로플루오렌 화합물을 제조하는 방법
HUT47091A (en) Process for producing tetrahydrobenzthiazols
FR2359133A1 (fr) Procede de preparation de (vinyl 2,2-disubstitue)-g-butyrolactones
KR830009077A (ko) 푸란 유도체의 제조방법
SE7601948L (sv) Sett att framstella karboxi-alkan-fosfonsyror och karboxi-alkyl-fosfinsyror
FR2442225A1 (fr) Procede de preparation d'esters basiques d'acides hydroxycyclohexane-carboxyliques substitues
JPS51125363A (en) Process for freparation of alkylidenebiscyclohexylamines
DE69014378D1 (de) Zwischenprodukte, nutzbar für die Synthese von Delphinidinchlorid.
PT80883B (pt) Processo para a preparacao de 1,3.dihidro-4-piridoil-2h-imidazol-2-onas
DK163926C (da) 6-halogen- eller 6,6-dihalogen-1,1-dioxopenicillanoyloxy-methyl-6-oed-2-(2-alkoxycarbonyl-1-methylvinylamino- eller 1-methyl-3-oxo-1-butenylamino)-2-phenylacetamidoaapenicillanater
JPS6475495A (en) Production of optically active phosphine oxides
KR850003712A (ko) 올레핀 유도체 제조용 질소산화물 유도체의 분해방법
ES2009460A6 (es) Procedimiento para la purificacion de 1,1-bis (clorofenil)-2,2,2-tricloroetanol tecnico.
JPS53101302A (en) Purification of organocyamic compounds

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 02/06/2001