BE745018A - PREPARATION OF PURE ALPHAMETHYLSTYRENE FROM DIMETHYLPHENYLCARBINO - Google Patents

PREPARATION OF PURE ALPHAMETHYLSTYRENE FROM DIMETHYLPHENYLCARBINO

Info

Publication number
BE745018A
BE745018A BE745018DA BE745018A BE 745018 A BE745018 A BE 745018A BE 745018D A BE745018D A BE 745018DA BE 745018 A BE745018 A BE 745018A
Authority
BE
Belgium
Prior art keywords
dimethylphenylcarbino
alphamethylstyrene
pure
preparation
pure alphamethylstyrene
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Progil
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 Progil filed Critical Progil
Publication of BE745018A publication Critical patent/BE745018A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/40—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals
    • C07C15/42—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic
    • C07C15/44—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic the hydrocarbon substituent containing a carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C07C1/24—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/02—Sulfur, selenium or tellurium; Compounds thereof
    • C07C2527/053—Sulfates or other compounds comprising the anion (SnO3n+1)2-
    • C07C2527/055—Sulfates or other compounds comprising the anion (SnO3n+1)2- with alkali metals, copper, gold or silver
    • 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
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE745018D 1969-01-28 1970-01-27 PREPARATION OF PURE ALPHAMETHYLSTYRENE FROM DIMETHYLPHENYLCARBINO BE745018A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6902590A FR2029945A5 (en) 1969-01-28 1969-01-28

Publications (1)

Publication Number Publication Date
BE745018A true BE745018A (en) 1970-07-01

Family

ID=9028662

Family Applications (1)

Application Number Title Priority Date Filing Date
BE745018D BE745018A (en) 1969-01-28 1970-01-27 PREPARATION OF PURE ALPHAMETHYLSTYRENE FROM DIMETHYLPHENYLCARBINO

Country Status (10)

Country Link
JP (1) JPS4945853B1 (en)
BE (1) BE745018A (en)
CS (1) CS177026B2 (en)
DE (1) DE2003563B1 (en)
ES (1) ES375948A1 (en)
FR (1) FR2029945A5 (en)
GB (1) GB1239185A (en)
NL (1) NL7000851A (en)
PL (1) PL80699B1 (en)
RO (1) RO58769A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998027030A1 (en) * 1996-12-17 1998-06-25 Alliedsignal Inc. Process for the production of alpha methylstyrenes
TW200413302A (en) * 2002-08-27 2004-08-01 Shell Int Research Preparation method
EP4043420A4 (en) * 2020-12-21 2023-01-04 LG Chem, Ltd. Method for producing alpha-methylstyrene

Also Published As

Publication number Publication date
ES375948A1 (en) 1972-05-16
FR2029945A5 (en) 1970-10-23
CS177026B2 (en) 1977-07-29
PL80699B1 (en) 1975-08-30
JPS4945853B1 (en) 1974-12-06
RO58769A (en) 1975-12-15
GB1239185A (en) 1971-07-14
NL7000851A (en) 1970-07-30
DE2003563B1 (en) 1972-02-03

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