BE856912A - Procede de nitration de toluene - Google Patents

Procede de nitration de toluene

Info

Publication number: BE856912A
Authority: BE; Belgium
Prior art keywords: nitration process; toluene nitration; toluene; nitration
Prior art date: 1976-07-17

Application number

BE179435A

Other languages

English (en)

Original Assignee

Hoechst 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.)

1976-07-17

Filing date

1977-07-18

Publication date

1978-01-18

1977-07-18 Application filed by Hoechst Ag filed Critical Hoechst Ag

1978-01-18 Publication of BE856912A publication Critical patent/BE856912A/fr

Links

YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 title 3
238000000034 method Methods 0.000 title 1
238000006396 nitration reaction Methods 0.000 title 1

Classifications

- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

BE179435A 1976-07-17 1977-07-18 Procede de nitration de toluene BE856912A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2632234A DE2632234C3 (de)	1976-07-17	1976-07-17	Verfahren zur Herstellung von Nitrotoluolgemischen mit einem überwiegenden Gehalt an Nitrotoluol

Publications (1)

Publication Number	Publication Date
BE856912A true BE856912A (fr)	1978-01-18

Family

ID=5983262

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE179435A BE856912A (fr)	1976-07-17	1977-07-18	Procede de nitration de toluene

Country Status (10)

Country	Link
US (1)	US4112006A (fr)
JP (1)	JPS5312823A (fr)
BE (1)	BE856912A (fr)
CA (1)	CA1086775A (fr)
CH (1)	CH628319A5 (fr)
DE (1)	DE2632234C3 (fr)
FR (1)	FR2358381A1 (fr)
GB (1)	GB1560349A (fr)
IT (1)	IT1082136B (fr)
NL (1)	NL7707743A (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4418230A (en) *	1978-06-21	1983-11-29	Aktiebolaget Bofors	Method for gaseous phase nitration of aromatics
US4426543A (en)	1980-11-26	1984-01-17	Monsanto Company	Vapor phase nitration of aromatic hydrocarbons
DE3166081D1 (en) *	1980-11-26	1984-10-18	Monsanto Co	A process for the vapor phase nitration of aromatic compounds
US4347389A (en) *	1980-12-31	1982-08-31	Monsanto Company	Vapor phase nitration of aromatic compounds
US4407729A (en) *	1981-10-21	1983-10-04	Monsanto Company	Catalysts
EP0078247B1 (fr) *	1981-10-21	1985-11-27	Monsanto Company	Catalyseurs et procédé de nitration des composés aromatiques en phase vapeur
US4415744A (en) *	1981-10-21	1983-11-15	Monsanto Company	Vapor phase nitration of aromatic compounds
JPS58162557A (ja) *	1982-03-19	1983-09-27	Sumitomo Chem Co Ltd	ニトロ化方法
JPS58180460A (ja) *	1982-04-16	1983-10-21	Sumitomo Chem Co Ltd	ニトロ化方法
US4600702A (en) *	1984-11-14	1986-07-15	Monsanto Company	Vapor phase nitration catalysts
US4618733A (en) *	1984-11-14	1986-10-21	Monsanto Company	Vapor phase nitration of aromatic compounds
CA1258666A (fr) *	1984-11-14	1989-08-22	Ignatius Schumacher	Catalyseurs de nitration en phase vapeur; methodes de preparation et utilisation
US4754083A (en) *	1986-04-24	1988-06-28	Amoco Corporation	Para selectivity in catalyzed disubstitutions of monosubstituted benzenes containing meta-directing substituents
JPH0249755A (ja) *	1988-05-18	1990-02-20	Sumitomo Chem Co Ltd	ニトロベンゼン類の製造法
FR2645146A1 (fr) *	1989-02-21	1990-10-05	Rhone Poulenc Chimie	Procede de preparation de dinitrotoluenes
JPH0311042A (ja) *	1989-06-08	1991-01-18	Sumitomo Chem Co Ltd	接触的ニトロ化方法
FR2658188A1 (fr) *	1990-02-09	1991-08-16	Rhone Poulenc Chimie	Procede de preparation de dinitrotoluenes.
DE4410417A1 (de) *	1994-02-14	1995-08-17	Bayer Ag	Verfahren zur adiabatischen Herstellung von Mononitrotoluolen
US6991678B2 (en) *	2002-07-31	2006-01-31	Council Of Scientific And Industrial Research	Process for preparing microporous crystalline titanium silicate
ATE527234T1 (de) *	2002-07-31	2011-10-15	Council Scient Ind Res	Verfahren zur nitrierung von benzol in der gasphase unter verwendung von salpetersäure über einem molybdänsilikat enthaltenden katalysator
DE102006033722A1 (de) *	2006-07-21	2008-01-24	Bayer Materialscience Ag	Verfahren zur Herstellung von Dinitrotoluol
CN111635318B (zh) *	2020-06-14	2023-07-07	盐城师范学院	二氧化硅基磺酸在提高甲苯一硝化反应p/o值中的应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2109873A (en) *		1938-03-01		Process of nitrating hydrocarbons
DE904046C (de) *	1942-10-06	1954-02-15	Ruhrchemie Ag	Verfahren zur Herstellung von Kohlenwasserstoff-Nitroverbindungen
US2431585A (en) *	1944-06-29	1947-11-25	Ici Ltd	Nitration of aromatic hydrocarbons
JPS5114499B1 (fr) *	1971-07-13	1976-05-10
US3966830A (en) *	1974-03-08	1976-06-29	Teijin Limited	Process for the nitration of halogenated benzene derivatives
US3957889A (en) *	1975-05-02	1976-05-18	Air Products And Chemicals, Inc.	Selective nitration of aromatic and substituted aromatic compositions

1976
- 1976-07-17 DE DE2632234A patent/DE2632234C3/de not_active Expired
1977
- 1977-07-12 NL NL7707743A patent/NL7707743A/xx not_active Application Discontinuation
- 1977-07-13 CH CH869777A patent/CH628319A5/de not_active IP Right Cessation
- 1977-07-15 IT IT25798/77A patent/IT1082136B/it active
- 1977-07-15 JP JP8434777A patent/JPS5312823A/ja active Pending
- 1977-07-15 GB GB29799/77A patent/GB1560349A/en not_active Expired
- 1977-07-15 US US05/816,213 patent/US4112006A/en not_active Expired - Lifetime
- 1977-07-15 CA CA282,798A patent/CA1086775A/fr not_active Expired
- 1977-07-18 FR FR7721937A patent/FR2358381A1/fr active Pending
- 1977-07-18 BE BE179435A patent/BE856912A/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPS5312823A (en)	1978-02-04
DE2632234B2 (de)	1978-05-03
NL7707743A (nl)	1978-01-19
GB1560349A (en)	1980-02-06
CA1086775A (fr)	1980-09-30
FR2358381A1 (fr)	1978-02-10
DE2632234A1 (de)	1978-01-19
DE2632234C3 (de)	1978-12-21
CH628319A5 (de)	1982-02-26
US4112006A (en)	1978-09-05
IT1082136B (it)	1985-05-21

Legal Events

Date

Code

Title

Description

1985-01-31

RE

Patent lapsed

Owner name: HOECHST A.G.

Effective date: 19840718

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FR2301555A1 (fr)	1976-09-17	Procede de r
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FR2301613A1 (fr)	1976-09-17	Procede
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FR2301288A1 (fr)	1976-09-17	Procede p
FR2300048A1 (fr)	1976-09-03	Procede
FR2337120A1 (fr)	1977-07-29	Procede d
FR2300812A1 (fr)	1976-09-10	Procede
IT1082136B (it)	1985-05-21	Processo per la nitrazione del toluene
FR2299074A1 (fr)	1976-08-27	Procede
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FR2341533A1 (fr)	1977-09-16	Procede de frittage de ceramiques
FR2301493A1 (fr)	1976-09-17	Procede
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FR2301966A1 (fr)	1976-09-17	Procede
FR2301803A1 (fr)	1976-09-17	Procede e
BE860699A (fr)	1978-05-10	Procede de preparation de gamma-pyrones
FR2346358A1 (fr)	1977-10-28	Procede de preparation de chloromethylsilanes
FR2297921A1 (fr)	1976-08-13	Procede de r
FR2353579A1 (fr)	1977-12-30	Procede de preparation de polyurethanes
FR2300152A1 (fr)	1976-09-03	Procede