IT951951B - Processo per la produzione di pirocatechina e di suci monoeteri - Google Patents

Processo per la produzione di pirocatechina e di suci monoeteri

Info

Publication number
IT951951B
IT951951B IT32920/71A IT3292071A IT951951B IT 951951 B IT951951 B IT 951951B IT 32920/71 A IT32920/71 A IT 32920/71A IT 3292071 A IT3292071 A IT 3292071A IT 951951 B IT951951 B IT 951951B
Authority
IT
Italy
Prior art keywords
pirocatechin
monoether
juices
production
monoether juices
Prior art date
Application number
IT32920/71A
Other languages
English (en)
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
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT951951B publication Critical patent/IT951951B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/70—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
    • C07C45/71—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/58—Platinum group metals with alkali- or alkaline earth metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
    • C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/005—Spinels
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated
    • 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
IT32920/71A 1970-12-28 1971-12-24 Processo per la produzione di pirocatechina e di suci monoeteri IT951951B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702064097 DE2064097A1 (de) 1970-12-28 1970-12-28 Verfahren zur Herstellung von Brenzcatechin und dessen Monoäthern

Publications (1)

Publication Number Publication Date
IT951951B true IT951951B (it) 1973-07-10

Family

ID=5792377

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32920/71A IT951951B (it) 1970-12-28 1971-12-24 Processo per la produzione di pirocatechina e di suci monoeteri

Country Status (9)

Country Link
US (1) US3801651A (it)
BE (1) BE777305A (it)
CA (1) CA951329A (it)
DE (1) DE2064097A1 (it)
FR (1) FR2121034A5 (it)
GB (1) GB1370320A (it)
IL (1) IL38442A (it)
IT (1) IT951951B (it)
NL (1) NL7117901A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2402695C3 (de) * 1974-01-21 1980-05-29 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von 3-Aminophenolen
DE2428879A1 (de) * 1974-06-14 1976-01-02 Hoechst Ag Verfahren zur herstellung von resorcinmonoaethern
DE2437929A1 (de) * 1974-08-07 1976-02-19 Hoechst Ag Verfahren zur herstellung von hydrochinon
FR2327980A1 (fr) * 1975-10-14 1977-05-13 Rhone Poulenc Ind Procede de preparation de trimethylhydroquinone
CA1196622A (en) * 1981-12-02 1985-11-12 Antonius J.C. Van Seters Process for the preparation of 3,5-dimethylphenol
US4530963A (en) * 1982-08-20 1985-07-23 Devoe-Holbein International, N.V. Insoluble chelating compositions
DE3314372A1 (de) * 1983-04-20 1984-10-25 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von substituierten phenolen
US4798911A (en) * 1987-07-20 1989-01-17 Eastman Kodak Company Catalyst composition and method for selective dehydrogenation
JPH01146837A (ja) * 1987-12-03 1989-06-08 Mitsui Petrochem Ind Ltd シクロヘキセノンの脱水素方法
JPH01226840A (ja) * 1988-03-07 1989-09-11 Mitsui Petrochem Ind Ltd フェノール類および／またはシクロヘキサノン類の製造方法
DE4104417A1 (de) * 1991-02-14 1992-08-20 Basf Ag Verfahren zur herstellung von brenzcatechinmonoethern und brenzcatechinen
DE69613759T2 (de) * 1995-05-22 2001-10-31 Ube Industries Verfahren zur Herstellung von Karbonatdiester
DE19730308A1 (de) * 1997-07-15 1999-01-21 Basf Ag Verfahren zur Herstellung von Brenzcatechinmonoethern und Brenzcatechinen

Also Published As

Publication number Publication date
GB1370320A (en) 1974-10-16
US3801651A (en) 1974-04-02
CA951329A (en) 1974-07-16
IL38442A0 (en) 1972-02-29
DE2064097A1 (de) 1972-07-06
BE777305A (fr) 1972-06-27
NL7117901A (it) 1972-06-30
IL38442A (en) 1975-04-25
FR2121034A5 (it) 1972-08-18

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