CS39992A3 - Process for preparing 2,2-bis(3,4-dimethylphenyl)propane - Google Patents

Process for preparing 2,2-bis(3,4-dimethylphenyl)propane

Info

Publication number
CS39992A3
CS39992A3 CS92399A CS39992A CS39992A3 CS 39992 A3 CS39992 A3 CS 39992A3 CS 92399 A CS92399 A CS 92399A CS 39992 A CS39992 A CS 39992A CS 39992 A3 CS39992 A3 CS 39992A3
Authority
CS
Czechoslovakia
Prior art keywords
dimethylphenyl
propane
bis
preparing
Prior art date
Application number
CS92399A
Other languages
Czech (cs)
Inventor
Dieter Prof Ing Arlt
Original Assignee
Bayer 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
Priority claimed from DE19914105532 external-priority patent/DE4105532A1/en
Priority claimed from DE19914132211 external-priority patent/DE4132211A1/en
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of CS39992A3 publication Critical patent/CS39992A3/en
Publication of CZ281498B6 publication Critical patent/CZ281498B6/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
    • C07C2/861—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only halogen as hetero-atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
    • C07C17/087—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated halogenated hydrocarbons
CS92399A 1991-02-22 1992-02-11 Process for preparing 2,2-bis(3,4-dimethylphenyl)propane CZ281498B6 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19914105532 DE4105532A1 (en) 1991-02-22 1991-02-22 2,2-Bis-(3,4-di:methyl phenyl) propane prepn. in high yield
DE19914132211 DE4132211A1 (en) 1991-09-27 1991-09-27 2,2-Bis-(3,4-di:methyl phenyl) propane prepn. in high yield

Publications (2)

Publication Number Publication Date
CS39992A3 true CS39992A3 (en) 1992-09-16
CZ281498B6 CZ281498B6 (en) 1996-10-16

Family

ID=25901262

Country Status (5)

Country Link
EP (2) EP0665202A2 (en)
JP (1) JPH0585957A (en)
CZ (1) CZ281498B6 (en)
DE (1) DE59204022D1 (en)
PL (1) PL167274B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4569306B2 (en) 2005-02-02 2010-10-27 船井電機株式会社 Optical disc apparatus and defocus adjustment method
CN105829245A (en) * 2014-02-18 2016-08-03 积水化学工业株式会社 Method of producing flaked graphite, flaked graphite, and flaked graphite-resin composite material
CN109400434A (en) * 2018-10-31 2019-03-01 濮阳市欧亚化工科技有限公司 A method of 5- tert-butyl meta-xylene is prepared using tubular reactor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2712543A (en) * 1954-06-11 1955-07-05 Du Pont Polyimide intermediates
DE3916557A1 (en) * 1989-05-20 1990-11-29 Bayer Ag PROCESS FOR PRODUCING GEMINAL DIARYLALKANES, NEW GEMINAL DIARYLALKANES AND ALK (EN) YLED AROMATIC COMPOUNDS

Also Published As

Publication number Publication date
PL167274B1 (en) 1995-08-31
DE59204022D1 (en) 1995-11-23
EP0499925B1 (en) 1995-10-18
PL293562A1 (en) 1992-11-02
CZ281498B6 (en) 1996-10-16
JPH0585957A (en) 1993-04-06
EP0499925A1 (en) 1992-08-26
EP0665202A2 (en) 1995-08-02

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