MX167990B - Procedimiento para la preparacion de isomeros halogenados de (2,2)-paraciclofano - Google Patents

Procedimiento para la preparacion de isomeros halogenados de (2,2)-paraciclofano

Info

Publication number
MX167990B
MX167990B MX004138A MX413886A MX167990B MX 167990 B MX167990 B MX 167990B MX 004138 A MX004138 A MX 004138A MX 413886 A MX413886 A MX 413886A MX 167990 B MX167990 B MX 167990B
Authority
MX
Mexico
Prior art keywords
paraciclofano
procedure
preparation
isomers
halogenated isomers
Prior art date
Application number
MX004138A
Other languages
English (en)
Inventor
Gian Franco Pregaglia
Maurizio Augustoberetta
Alessandro Malacrida
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of MX167990B publication Critical patent/MX167990B/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
    • C07C25/18—Polycyclic aromatic halogenated hydrocarbons
    • C07C25/22—Polycyclic aromatic halogenated hydrocarbons with condensed rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
    • C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Vapour Deposition (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

La presente invención se refiere a un precedimiento para preparar isómeros halogenados (2,2)-paraciclofano por eliminación de Hofman en una solución acuosa alalina, a partir de hidróxido de p.metilbenciltrimetilamonio, substituído por halógeno en el núcleo, de la fórmula, en donde X es un átomo de halógeno, en partícular clono y n es un entero de 1 a 4, en la solución acuosa se mantiene inferior a 40 por ciento en peso y de preferencia es constante durante la reacción de la eliminación de Hoffmann.
MX004138A 1985-10-30 1986-10-24 Procedimiento para la preparacion de isomeros halogenados de (2,2)-paraciclofano MX167990B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22668/85A IT1191633B (it) 1985-10-30 1985-10-30 Procedimento per la preparazione di (2,2)-paraciclofani alogenati e miscele di (2,2)-paraciclofani alogenati ottenuti

Publications (1)

Publication Number Publication Date
MX167990B true MX167990B (es) 1993-04-27

Family

ID=11199055

Family Applications (1)

Application Number Title Priority Date Filing Date
MX004138A MX167990B (es) 1985-10-30 1986-10-24 Procedimiento para la preparacion de isomeros halogenados de (2,2)-paraciclofano

Country Status (11)

Country Link
US (1) US4783561A (es)
EP (1) EP0220744B1 (es)
JP (1) JP2587621B2 (es)
AU (1) AU590346B2 (es)
BR (1) BR8605341A (es)
CA (1) CA1264478A (es)
DE (1) DE3680454D1 (es)
ES (1) ES2029787T3 (es)
IT (1) IT1191633B (es)
MX (1) MX167990B (es)
ZA (1) ZA868127B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1191632B (it) * 1985-10-30 1988-03-23 Montedison Spa Processo per la preparazione di (2,2)-paraciolofano
IT1191645B (it) * 1985-12-19 1988-03-23 Montedison Spa Processo per la preparazione di (2,2)-paraciclofano e suoi derivati
IT1203876B (it) * 1987-04-10 1989-02-23 Montedison Spa Processo per la preparazione di (2,2)-paraciclofano e suoi derivati
US4849559A (en) * 1987-05-15 1989-07-18 Union Carbide Corporation Process for the preparation of dichloro-[2,2]paracyclophane
IT1222683B (it) * 1987-09-18 1990-09-12 Montedison Spa Processo per la preparazione del triciclo 8.2.2.2. esadeca 4,6,10,12,13,15 esaene clorurato nei nuclei benzenici
CA2032714C (en) * 1989-12-29 1999-01-26 Hiroshi Maruyama Process for the preparation of dichloro-(2,2)-paracyclophane
US5302767A (en) * 1993-03-26 1994-04-12 Union Carbide Chemicals & Plastics Technology Corporation [2.2] paracyclophane and derivatives thereof
US5424097A (en) * 1993-09-30 1995-06-13 Specialty Coating Systems, Inc. Continuous vapor deposition apparatus
JP3773065B2 (ja) * 1995-08-25 2006-05-10 第三化成株式会社 ジクロロ−テトラフルオロ−［２，２］−パラシクロファンおよびその製造方法
US5536892A (en) * 1995-10-18 1996-07-16 Specialty Coating Systems, Inc. Processes for the preparation of octafluoro-[2,2]paracyclophane
AU7447896A (en) * 1995-10-18 1997-05-07 Specialty Coating Systems, Inc. Processes for the preparation of octafluoro-{2,2}paracyclophane
US5879808A (en) * 1995-10-27 1999-03-09 Alpha Metals, Inc. Parylene polymer layers
US5993541A (en) * 1996-07-31 1999-11-30 Geo Centers Inc Process for nucleation of ceramics and product thereof
US5806319A (en) * 1997-03-13 1998-09-15 Wary; John Method and apparatus for cryogenically cooling a deposition chamber
US6051276A (en) * 1997-03-14 2000-04-18 Alpha Metals, Inc. Internally heated pyrolysis zone
US5841005A (en) * 1997-03-14 1998-11-24 Dolbier, Jr.; William R. Parylene AF4 synthesis
JP2000003909A (ja) * 1998-06-15 2000-01-07 Kishimoto Sangyo Co Ltd 半導体デバイス用絶縁膜および半導体デバイス
US7994372B2 (en) * 2005-10-31 2011-08-09 Specialty Coating Systems, Inc. Parylene variants and methods of synthesis and use
US7652178B2 (en) 2007-02-26 2010-01-26 Specialty Coating Systems, Inc. Perfluoroparacyclophane and methods of synthesis and use thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA704487A (en) * 1965-02-23 L. Yeh Ying Fluoro-di-p-xylylenes
GB807196A (en) * 1955-05-02 1959-01-07 Du Pont Polyarylenethylenes and their copolymers
FR1306038A (fr) * 1961-08-18 1962-10-13 Union Carbide Corp Production de di-para-xylylènes cycliques halogénés
US3221068A (en) * 1962-03-01 1965-11-30 Union Carbide Corp Halogenated di-p-xylylenes
US3349142A (en) * 1964-12-31 1967-10-24 Union Carbide Corp Process for the preparation of alkylated di-p-xylylenes
US4225647B1 (en) * 1977-12-02 1995-05-09 Richard A Parent Articles having thin, continuous, impervious coatings
DE3240303C1 (de) * 1982-10-30 1984-01-19 Merck Patent Gmbh, 6100 Darmstadt Verfahren zur Herstellung von [2,2]-Paracyclophan
IT1177104B (it) * 1984-11-02 1987-08-26 Montedison Spa Processo per la preparazione di (2,2)-paraciclofano
IT1191632B (it) * 1985-10-30 1988-03-23 Montedison Spa Processo per la preparazione di (2,2)-paraciolofano
IT1191645B (it) * 1985-12-19 1988-03-23 Montedison Spa Processo per la preparazione di (2,2)-paraciclofano e suoi derivati

Also Published As

Publication number Publication date
CA1264478A (en) 1990-01-16
ES2029787T3 (es) 1992-10-01
US4783561A (en) 1988-11-08
DE3680454D1 (de) 1991-08-29
EP0220744B1 (en) 1991-07-24
IT1191633B (it) 1988-03-23
AU590346B2 (en) 1989-11-02
IT8522668A0 (it) 1985-10-30
JPS62142128A (ja) 1987-06-25
EP0220744A1 (en) 1987-05-06
ZA868127B (en) 1987-08-26
BR8605341A (pt) 1987-08-04
JP2587621B2 (ja) 1997-03-05
AU6443386A (en) 1987-05-07

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