FR2320927A1 - Procede pour l'obtention d'a,a,a,a',a', pentachloro-o-xylene - Google Patents

Procede pour l'obtention d'a,a,a,a',a', pentachloro-o-xylene

Info

Publication number
FR2320927A1
FR2320927A1 FR7624215A FR7624215A FR2320927A1 FR 2320927 A1 FR2320927 A1 FR 2320927A1 FR 7624215 A FR7624215 A FR 7624215A FR 7624215 A FR7624215 A FR 7624215A FR 2320927 A1 FR2320927 A1 FR 2320927A1
Authority
FR
France
Prior art keywords
pentachloro
xylene
obtaining
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
FR7624215A
Other languages
English (en)
French (fr)
Other versions
FR2320927B1 (enExample
Inventor
Paul Riegger
Hermann Richtzenhain
Gunter Zoche
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.)
Dynamit Nobel AG
Original Assignee
Dynamit Nobel 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 Dynamit Nobel AG filed Critical Dynamit Nobel AG
Publication of FR2320927A1 publication Critical patent/FR2320927A1/fr
Application granted granted Critical
Publication of FR2320927B1 publication Critical patent/FR2320927B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
    • C07C17/14—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms in the side-chain of aromatic compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7624215A 1975-08-09 1976-08-06 Procede pour l'obtention d'a,a,a,a',a', pentachloro-o-xylene Granted FR2320927A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2535696A DE2535696B2 (de) 1975-08-09 1975-08-09 Verfahren zur Herstellung von a , a , a , a ', a '-Pentachlor-o-xylol

Publications (2)

Publication Number Publication Date
FR2320927A1 true FR2320927A1 (fr) 1977-03-11
FR2320927B1 FR2320927B1 (enExample) 1981-09-18

Family

ID=5953698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7624215A Granted FR2320927A1 (fr) 1975-08-09 1976-08-06 Procede pour l'obtention d'a,a,a,a',a', pentachloro-o-xylene

Country Status (7)

Country Link
US (1) US4056454A (enExample)
JP (1) JPS5223028A (enExample)
BE (1) BE845017A (enExample)
DE (1) DE2535696B2 (enExample)
FR (1) FR2320927A1 (enExample)
GB (1) GB1503877A (enExample)
NL (1) NL7608770A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3233392A1 (de) * 1982-08-31 1984-03-01 Gebrüder Sulzer AG, 8401 Winterthur Tellerventil fuer ein gaswechselventil
JP4641839B2 (ja) * 2005-03-23 2011-03-02 セントラル硝子株式会社 ４−メチル−３−トリフルオロメチル安息香酸の製造方法
GB2551669B (en) 2015-03-06 2021-04-14 Micromass Ltd Physically guided rapid evaporative ionisation mass spectrometry ("Reims")
CN111825520A (zh) * 2020-07-27 2020-10-27 西安思科赛实业有限公司 α,α,α’,α’-四氯邻二甲苯的制备工艺

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE668033C (de) * 1935-10-26 1938-11-25 I G Farbenindustrie Akt Ges Verfahren zur Herstellung von o-Trifluormethyldifluorchlormethylbenzolen bzw. o-Hexafluordimethylbenzolen
US2810688A (en) * 1954-08-20 1957-10-22 Dow Chemical Co Process for preparation of poly(perchloromethyl) benzenes
DE2443179A1 (de) * 1973-09-10 1975-06-26 Mitsubishi Gas Chemical Co Verfahren zur herstellung von perchlormethylbenzol

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL248810A (enExample) * 1959-03-27
US3703473A (en) * 1966-06-29 1972-11-21 Diamond Shamrock Corp Sequestering agents for metal ion contamination of alkyl-aromatic hydrocarbons

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE668033C (de) * 1935-10-26 1938-11-25 I G Farbenindustrie Akt Ges Verfahren zur Herstellung von o-Trifluormethyldifluorchlormethylbenzolen bzw. o-Hexafluordimethylbenzolen
US2810688A (en) * 1954-08-20 1957-10-22 Dow Chemical Co Process for preparation of poly(perchloromethyl) benzenes
DE2443179A1 (de) * 1973-09-10 1975-06-26 Mitsubishi Gas Chemical Co Verfahren zur herstellung von perchlormethylbenzol

Also Published As

Publication number Publication date
BE845017A (fr) 1976-12-01
JPS5223028A (en) 1977-02-21
FR2320927B1 (enExample) 1981-09-18
US4056454A (en) 1977-11-01
GB1503877A (en) 1978-03-15
NL7608770A (nl) 1977-02-11
DE2535696B2 (de) 1979-09-13
DE2535696A1 (de) 1977-02-17

Similar Documents

Publication Publication Date Title
BE839140A (fr) Procede pour l'obtention de n-acyl-l-methionine
RO80036A (ro) Procedeu pentru obtinerea unor derivati ai n-tiolcarbonil n-fosfonometilglicinei
BE848935A (fr) Procede de production d'aldehydes,
FR2309535A1 (fr) Procede pour l'obtention de 3-methylpyridine
RO73514A (ro) Procedeu pentru obtinerea de alchilamide
BE835023A (fr) Procede ameliore pour produire de l'urokinase
FR2296609A1 (fr) Procede d'obtention catalytique de polyalcools
FR2353507A1 (fr) Procede pour l'obtention de 1,1-difluoroethylene
FR2318130A1 (fr) Procede de preparation d'aldehydes a, b-ethyleniques
FR2320927A1 (fr) Procede pour l'obtention d'a,a,a,a',a', pentachloro-o-xylene
BE852760A (fr) Procede d'obtention de 2,6-di-terbutylphenol
RO70887A (ro) Procedeu de obtinere a unor fenoxialchilamide cu actiune acaricida
BE855263A (fr) Nouveau procede pour l'obtention d'aciees-alpha-(4-alkyl-phenyl)
FR2306202A1 (fr) Procede pour l'obtention de 3-methyl-piperidine.
RO70657A (ro) Procedeu pentru prepararea 2,6,6-trimetil-2-cianometiltrahidropiranului
FR2422671B1 (fr) Procede pour l'obtention d'ethylsilanes
FR2322128A1 (fr) Procede pour l'obtention d'aminoacetaldehyde acetals
BE850085A (fr) Procede pour l'obtention de 2-azetidinone 1,3-disubstituee
FR2295937A1 (fr) Procede pour l'obtention d'a,a,a,a',a',a', hexachloro- p- et m-xylenes
FR2332251A2 (fr) Procede pour l'obtention de dichlorure d'ethylene
FR2346345A1 (fr) Procede pour l'obtention de 3-chlorophtalide
BE839865A (fr) Procede pour l'obtention d'halogenophenols
FR2329642A1 (fr) Procede de preparation d'un dihalogenovinyl-cyclo-propane-carboxylate
FR2295961A1 (fr) Procede pour l'obtention de b-chloroethyltrichlorosilane
FR2329640A1 (fr) Procede pour l'obtention d'acides 2-(2,2-dihalovinyl)cyclo-propane-carboxyliques

Legal Events

Date Code Title Description
ST Notification of lapse