IT945760B - Procedimento per separare acido citrico da una soluzione acquosa contenente acido citrico e acido l.piu isocitrico - Google Patents

Procedimento per separare acido citrico da una soluzione acquosa contenente acido citrico e acido l.piu isocitrico

Info

Publication number: IT945760B
Authority: IT; Italy
Prior art keywords: citric acid; acid; procedure; aqueous solution; solution containing
Prior art date: 1970-09-11

Application number

IT70005/71A

Other languages

English (en)

Original Assignee

Takeda Chemical Industries Ltd

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.)

1970-09-11

Filing date

1971-09-10

Publication date

1973-05-10

1971-09-10 Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd

1973-05-10 Application granted granted Critical

1973-05-10 Publication of IT945760B publication Critical patent/IT945760B/it

Links

KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 title 6
ODBLHEXUDAPZAU-ZAFYKAAXSA-N D-threo-isocitric acid Chemical compound OC(=O)[C@H](O)[C@@H](C(O)=O)CC(O)=O ODBLHEXUDAPZAU-ZAFYKAAXSA-N 0.000 title 1
ODBLHEXUDAPZAU-FONMRSAGSA-N Isocitric acid Natural products OC(=O)[C@@H](O)[C@H](C(O)=O)CC(O)=O ODBLHEXUDAPZAU-FONMRSAGSA-N 0.000 title 1
239000007864 aqueous solution Substances 0.000 title 1
ODBLHEXUDAPZAU-UHFFFAOYSA-N threo-D-isocitric acid Natural products OC(=O)C(O)C(C(O)=O)CC(O)=O ODBLHEXUDAPZAU-UHFFFAOYSA-N 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P7/00—Preparation of oxygen-containing organic compounds
- C12P7/40—Preparation of oxygen-containing organic compounds containing a carboxyl group including Peroxycarboxylic acids
- C12P7/44—Polycarboxylic acids
- C12P7/48—Tricarboxylic acids, e.g. citric acid
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Zoology (AREA)
Life Sciences & Earth Sciences (AREA)
Wood Science & Technology (AREA)
Chemical Kinetics & Catalysis (AREA)
Microbiology (AREA)
General Chemical & Material Sciences (AREA)
Biotechnology (AREA)
Health & Medical Sciences (AREA)
Biochemistry (AREA)
Bioinformatics & Cheminformatics (AREA)
General Engineering & Computer Science (AREA)
General Health & Medical Sciences (AREA)
Genetics & Genomics (AREA)
Oil, Petroleum & Natural Gas (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)

IT70005/71A 1970-09-11 1971-09-10 Procedimento per separare acido citrico da una soluzione acquosa contenente acido citrico e acido l.piu isocitrico IT945760B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP8024670		1970-09-11

Publications (1)

Publication Number	Publication Date
IT945760B true IT945760B (it)	1973-05-10

Family

ID=13712949

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT70005/71A IT945760B (it)	1970-09-11	1971-09-10	Procedimento per separare acido citrico da una soluzione acquosa contenente acido citrico e acido l.piu isocitrico

Country Status (12)

Country	Link
US (1)	US3799980A (it)
AU (1)	AU458747B2 (it)
BE (1)	BE772474A (it)
CA (1)	CA960691A (it)
DE (1)	DE2145084C3 (it)
FR (1)	FR2107571A5 (it)
GB (1)	GB1365362A (it)
IE (1)	IE35629B1 (it)
IL (1)	IL37638A (it)
IT (1)	IT945760B (it)
NL (1)	NL173284C (it)
ZA (1)	ZA716088B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4139556A (en) *	1976-04-29	1979-02-13	Chevron Research Company	Mono-ol from diol and improved citric acid process
WO2009153886A1 (ja) *	2008-06-20	2009-12-23	旭化成ケミカルズ株式会社	α－ヒドロキシ酸の製造方法

1971
- 1971-09-02 IL IL37638A patent/IL37638A/en unknown
- 1971-09-08 IE IE1145/71A patent/IE35629B1/xx unknown
- 1971-09-09 AU AU33306/71A patent/AU458747B2/en not_active Expired
- 1971-09-09 DE DE2145084A patent/DE2145084C3/de not_active Expired
- 1971-09-09 GB GB4204671A patent/GB1365362A/en not_active Expired
- 1971-09-10 US US00179412A patent/US3799980A/en not_active Expired - Lifetime
- 1971-09-10 FR FR7132831A patent/FR2107571A5/fr not_active Expired
- 1971-09-10 IT IT70005/71A patent/IT945760B/it active
- 1971-09-10 NL NLAANVRAGE7112484,A patent/NL173284C/xx not_active IP Right Cessation
- 1971-09-10 BE BE772474A patent/BE772474A/xx not_active IP Right Cessation
- 1971-09-10 CA CA122,531A patent/CA960691A/en not_active Expired
- 1971-09-10 ZA ZA716088A patent/ZA716088B/xx unknown

Also Published As

Publication number	Publication date
IL37638A (en)	1974-07-31
DE2145084C3 (de)	1981-07-02
FR2107571A5 (it)	1972-05-05
DE2145084B2 (de)	1980-11-20
AU3330671A (en)	1973-03-15
AU458747B2 (en)	1975-03-06
BE772474A (fr)	1972-01-17
DE2145084A1 (de)	1972-03-16
IE35629B1 (en)	1976-04-14
IL37638A0 (en)	1971-11-29
CA960691A (en)	1975-01-07
IE35629L (en)	1972-03-11
NL173284C (nl)	1984-01-02
GB1365362A (en)	1974-09-04
NL173284B (nl)	1983-08-01
ZA716088B (en)	1972-05-31
NL7112484A (it)	1972-03-14
US3799980A (en)	1974-03-26

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