ES420796A1 - Procedimiento para la purificacion de acidos carboxilicos. - Google Patents

Procedimiento para la purificacion de acidos carboxilicos.

Info

Publication number: ES420796A1
Authority: ES; Spain
Prior art keywords: carboxylic acids; purification; acid; carboxylic; anhydrides
Prior art date: 1972-11-29
Legal status (The legal status 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 status listed.): Expired

Application number

ES420796A

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hoechst AG

Original Assignee

Hoechst AG

Farbwerke 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.)

1972-11-29

Filing date

1973-11-23

Publication date

1976-03-16

1973-11-23 Application filed by Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG

1976-03-16 Publication of ES420796A1 publication Critical patent/ES420796A1/es

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/40—Carbon monoxide

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

ES420796A 1972-11-29 1973-11-23 Procedimiento para la purificacion de acidos carboxilicos. Expired ES420796A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2258441A DE2258441B2 (de)	1972-11-29	1972-11-29	Verfahren zur Entfernung von Ameisensäure aus Carbonsäuren

Publications (1)

Publication Number	Publication Date
ES420796A1 true ES420796A1 (es)	1976-03-16

Family

ID=5863038

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES420796A Expired ES420796A1 (es)	1972-11-29	1973-11-23	Procedimiento para la purificacion de acidos carboxilicos.

Country Status (10)

Country	Link
JP (1)	JPS4982618A (es)
BE (1)	BE807987A (es)
BR (1)	BR7309246D0 (es)
CA (1)	CA1012982A (es)
DE (1)	DE2258441B2 (es)
ES (1)	ES420796A1 (es)
FR (1)	FR2207899B1 (es)
GB (1)	GB1434062A (es)
IT (1)	IT1001930B (es)
NL (1)	NL7316048A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4110372A (en) *	1972-11-29	1978-08-29	Hoechst Aktiengesellschaft	Process for the purification of carboxylic acids

1972
- 1972-11-29 DE DE2258441A patent/DE2258441B2/de not_active Withdrawn
1973
- 1973-01-26 BR BR9246/73A patent/BR7309246D0/pt unknown
- 1973-11-21 CA CA186,421A patent/CA1012982A/en not_active Expired
- 1973-11-22 IT IT7331673A patent/IT1001930B/it active
- 1973-11-23 NL NL7316048A patent/NL7316048A/xx not_active Application Discontinuation
- 1973-11-23 ES ES420796A patent/ES420796A1/es not_active Expired
- 1973-11-28 JP JP48132823A patent/JPS4982618A/ja active Pending
- 1973-11-29 GB GB5534973A patent/GB1434062A/en not_active Expired
- 1973-11-29 BE BE138321A patent/BE807987A/xx unknown
- 1973-11-29 FR FR7342528A patent/FR2207899B1/fr not_active Expired

Also Published As

Publication number	Publication date
FR2207899B1 (es)	1977-08-12
DE2258441A1 (de)	1974-06-12
GB1434062A (en)	1976-04-28
FR2207899A1 (es)	1974-06-21
NL7316048A (es)	1974-05-31
DE2258441B2 (de)	1979-11-08
CA1012982A (en)	1977-06-28
IT1001930B (it)	1976-04-30
JPS4982618A (es)	1974-08-08
BR7309246D0 (pt)	1974-08-29
BE807987A (fr)	1974-05-29

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