DE2422376B2 - Verfahren zur Herstellung von Zitronensäure, deren Salzen oder Estern - Google Patents
Verfahren zur Herstellung von Zitronensäure, deren Salzen oder EsternInfo
- Publication number
- DE2422376B2 DE2422376B2 DE2422376A DE2422376A DE2422376B2 DE 2422376 B2 DE2422376 B2 DE 2422376B2 DE 2422376 A DE2422376 A DE 2422376A DE 2422376 A DE2422376 A DE 2422376A DE 2422376 B2 DE2422376 B2 DE 2422376B2
- Authority
- DE
- Germany
- Prior art keywords
- salts
- citric acid
- esters
- production
- acid
- Prior art date
- 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.)
- Withdrawn
Links
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 title claims description 18
- 238000000034 method Methods 0.000 title claims description 8
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 150000003839 salts Chemical class 0.000 title claims description 5
- 150000002148 esters Chemical class 0.000 title claims description 4
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 claims description 4
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims 2
- 125000005233 alkylalcohol group Chemical group 0.000 claims 1
- 150000002118 epoxides Chemical class 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000855 fermentation Methods 0.000 description 3
- 230000004151 fermentation Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- OYBSKKHHESSJOP-UHFFFAOYSA-N 2-methylidene-3-oxobutanedioic acid Chemical compound OC(=O)C(=C)C(=O)C(O)=O OYBSKKHHESSJOP-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical class [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 235000007983 food acid Nutrition 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 239000003352 sequestering agent Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- XMVONEAAOPAGAO-UHFFFAOYSA-N sodium tungstate Chemical compound [Na+].[Na+].[O-][W]([O-])(=O)=O XMVONEAAOPAGAO-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/48—Compounds containing oxirane rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. ester or nitrile radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Epoxy Compounds (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT23863/73A IT987222B (it) | 1973-05-09 | 1973-05-09 | Processo per la preparazione di acido citrico e di suoi derivati |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2422376A1 DE2422376A1 (de) | 1974-11-28 |
| DE2422376B2 true DE2422376B2 (de) | 1979-07-05 |
Family
ID=11210493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2422376A Withdrawn DE2422376B2 (de) | 1973-05-09 | 1974-05-09 | Verfahren zur Herstellung von Zitronensäure, deren Salzen oder Estern |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS5628894B2 (cs) |
| AR (1) | AR201865A1 (cs) |
| AT (1) | AT332366B (cs) |
| BE (1) | BE814615A (cs) |
| BG (1) | BG24404A3 (cs) |
| BR (1) | BR7403406D0 (cs) |
| CH (1) | CH603530A5 (cs) |
| CS (1) | CS181759B2 (cs) |
| DD (1) | DD111366A5 (cs) |
| DE (1) | DE2422376B2 (cs) |
| EG (1) | EG11325A (cs) |
| ES (1) | ES426383A1 (cs) |
| FR (1) | FR2228762B1 (cs) |
| GB (1) | GB1421310A (cs) |
| HU (1) | HU169263B (cs) |
| IE (1) | IE39249B1 (cs) |
| IT (1) | IT987222B (cs) |
| LU (1) | LU70020A1 (cs) |
| MW (1) | MW1674A1 (cs) |
| NL (1) | NL7406208A (cs) |
| RO (1) | RO63038A (cs) |
| YU (1) | YU36142B (cs) |
| ZA (1) | ZA742521B (cs) |
| ZM (1) | ZM7174A1 (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3836271A1 (de) * | 1988-10-25 | 1990-04-26 | Guenter Schmidt | Verfahren zur herstellung von (+)isocitronensaeure und deren derivaten |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58213895A (ja) * | 1982-06-07 | 1983-12-12 | Nippon Alum Mfg Co Ltd:The | アルミニウム及びアルミニウム合金の多色電解着色法 |
| JPS6015478U (ja) * | 1983-07-11 | 1985-02-01 | トヨタ自動車株式会社 | 溶接用ロボツトの溶接ガン交換用脱着装置 |
| JPS6130390A (ja) * | 1984-07-20 | 1986-02-12 | 日東精工株式会社 | 産業用ロボツトの作業ツ−ル位置決め装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3156709A (en) * | 1962-03-06 | 1964-11-10 | Du Pont | Oxidation process |
| US3769337A (en) * | 1971-08-18 | 1973-10-30 | Ethyl Corp | Process for the preparation of citric acid |
-
1973
- 1973-05-09 IT IT23863/73A patent/IT987222B/it active
-
1974
- 1974-04-19 ZA ZA00742521A patent/ZA742521B/xx unknown
- 1974-04-22 RO RO7400078517A patent/RO63038A/ro unknown
- 1974-04-24 EG EG139/74A patent/EG11325A/xx active
- 1974-04-25 BR BR3406/74A patent/BR7403406D0/pt unknown
- 1974-04-26 MW MW16/74*UA patent/MW1674A1/xx unknown
- 1974-04-29 FR FR7414889A patent/FR2228762B1/fr not_active Expired
- 1974-04-30 ZM ZM71/74A patent/ZM7174A1/xx unknown
- 1974-05-01 GB GB1919674A patent/GB1421310A/en not_active Expired
- 1974-05-02 IE IE940/74A patent/IE39249B1/xx unknown
- 1974-05-06 BE BE143981A patent/BE814615A/xx unknown
- 1974-05-07 YU YU1250/74A patent/YU36142B/xx unknown
- 1974-05-07 CH CH621574A patent/CH603530A5/xx not_active IP Right Cessation
- 1974-05-08 HU HUSA2641A patent/HU169263B/hu unknown
- 1974-05-08 AT AT379774A patent/AT332366B/de not_active IP Right Cessation
- 1974-05-08 LU LU70020A patent/LU70020A1/xx unknown
- 1974-05-08 NL NL7406208A patent/NL7406208A/xx not_active Application Discontinuation
- 1974-05-08 ES ES426383A patent/ES426383A1/es not_active Expired
- 1974-05-08 DD DD178364A patent/DD111366A5/xx unknown
- 1974-05-08 CS CS7400003336A patent/CS181759B2/cs unknown
- 1974-05-09 AR AR253660A patent/AR201865A1/es active
- 1974-05-09 JP JP5079974A patent/JPS5628894B2/ja not_active Expired
- 1974-05-09 BG BG026641A patent/BG24404A3/xx unknown
- 1974-05-09 DE DE2422376A patent/DE2422376B2/de not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3836271A1 (de) * | 1988-10-25 | 1990-04-26 | Guenter Schmidt | Verfahren zur herstellung von (+)isocitronensaeure und deren derivaten |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1421310A (en) | 1976-01-14 |
| AR201865A1 (es) | 1975-04-24 |
| IE39249L (en) | 1974-11-09 |
| NL7406208A (cs) | 1974-11-12 |
| CS181759B2 (en) | 1978-03-31 |
| FR2228762B1 (cs) | 1978-02-03 |
| DD111366A5 (cs) | 1975-02-12 |
| BR7403406D0 (pt) | 1974-12-24 |
| BG24404A3 (en) | 1978-02-10 |
| FR2228762A1 (cs) | 1974-12-06 |
| EG11325A (en) | 1978-03-29 |
| YU36142B (en) | 1982-02-25 |
| HU169263B (cs) | 1976-10-28 |
| AU6834274A (en) | 1975-10-30 |
| ZA742521B (en) | 1975-06-25 |
| RO63038A (fr) | 1978-05-15 |
| CH603530A5 (cs) | 1978-08-15 |
| LU70020A1 (cs) | 1974-10-01 |
| IE39249B1 (en) | 1978-08-30 |
| MW1674A1 (en) | 1975-04-09 |
| YU125074A (en) | 1981-04-30 |
| ZM7174A1 (en) | 1975-02-21 |
| AT332366B (de) | 1976-09-27 |
| JPS5014624A (cs) | 1975-02-15 |
| IT987222B (it) | 1975-02-20 |
| BE814615A (fr) | 1974-09-02 |
| ATA379774A (de) | 1976-01-15 |
| DE2422376A1 (de) | 1974-11-28 |
| ES426383A1 (es) | 1976-07-01 |
| JPS5628894B2 (cs) | 1981-07-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OGA | New person/name/address of the applicant | ||
| 8239 | Disposal/non-payment of the annual fee |