DE2534735C3 - Verfahren zum Reinigen von Glycin oder D,L-Alanin - Google Patents
Verfahren zum Reinigen von Glycin oder D,L-AlaninInfo
- Publication number
- DE2534735C3 DE2534735C3 DE2534735A DE2534735A DE2534735C3 DE 2534735 C3 DE2534735 C3 DE 2534735C3 DE 2534735 A DE2534735 A DE 2534735A DE 2534735 A DE2534735 A DE 2534735A DE 2534735 C3 DE2534735 C3 DE 2534735C3
- Authority
- DE
- Germany
- Prior art keywords
- cyano
- impurities
- alanine
- alkali metal
- aqueous solution
- 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.)
- Expired
Links
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 title claims description 50
- 238000000034 method Methods 0.000 title claims description 29
- 239000004471 Glycine Substances 0.000 title claims description 25
- QNAYBMKLOCPYGJ-UHFFFAOYSA-N Alanine Chemical compound CC([NH3+])C([O-])=O QNAYBMKLOCPYGJ-UHFFFAOYSA-N 0.000 title claims description 23
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 47
- 239000012535 impurity Substances 0.000 claims description 42
- 239000007864 aqueous solution Substances 0.000 claims description 36
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 18
- 229910052783 alkali metal Inorganic materials 0.000 claims description 15
- -1 alkali metal salt Chemical class 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 27
- 239000000243 solution Substances 0.000 description 26
- 238000000354 decomposition reaction Methods 0.000 description 22
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 18
- 229940024606 amino acid Drugs 0.000 description 18
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 14
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 11
- 229910052708 sodium Inorganic materials 0.000 description 11
- 239000011734 sodium Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- QNAYBMKLOCPYGJ-REOHCLBHSA-N L-alanine Chemical compound C[C@H](N)C(O)=O QNAYBMKLOCPYGJ-REOHCLBHSA-N 0.000 description 8
- 235000001014 amino acid Nutrition 0.000 description 8
- 150000001413 amino acids Chemical class 0.000 description 8
- 229910021529 ammonia Inorganic materials 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 229960003767 alanine Drugs 0.000 description 6
- 235000004279 alanine Nutrition 0.000 description 6
- 235000008206 alpha-amino acids Nutrition 0.000 description 6
- 150000001371 alpha-amino acids Chemical class 0.000 description 5
- DFNYGALUNNFWKJ-UHFFFAOYSA-N aminoacetonitrile Chemical compound NCC#N DFNYGALUNNFWKJ-UHFFFAOYSA-N 0.000 description 5
- 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 5
- 239000007795 chemical reaction product Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000004615 ingredient Substances 0.000 description 5
- WOFDVDFSGLBFAC-UHFFFAOYSA-N lactonitrile Chemical compound CC(O)C#N WOFDVDFSGLBFAC-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003674 animal food additive Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 239000002778 food additive Substances 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 159000000000 sodium salts Chemical class 0.000 description 3
- WUWHFEHKUQVYLF-UHFFFAOYSA-M sodium;2-aminoacetate Chemical compound [Na+].NCC([O-])=O WUWHFEHKUQVYLF-UHFFFAOYSA-M 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- 241001550224 Apha Species 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- UAMZETBJZRERCQ-UHFFFAOYSA-N alpha-aminopropionitrile Chemical compound CC(N)C#N UAMZETBJZRERCQ-UHFFFAOYSA-N 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007850 degeneration Effects 0.000 description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 2
- LTYRAPJYLUPLCI-UHFFFAOYSA-N glycolonitrile Chemical compound OCC#N LTYRAPJYLUPLCI-UHFFFAOYSA-N 0.000 description 2
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 description 2
- 229940091173 hydantoin Drugs 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 238000010186 staining Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- VMJNTFXCTXAXTC-UHFFFAOYSA-N 2,2-difluoro-1,3-benzodioxole-5-carbonitrile Chemical group C1=C(C#N)C=C2OC(F)(F)OC2=C1 VMJNTFXCTXAXTC-UHFFFAOYSA-N 0.000 description 1
- DHMQDGOQFOQNFH-UHFFFAOYSA-M Aminoacetate Chemical compound NCC([O-])=O DHMQDGOQFOQNFH-UHFFFAOYSA-M 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005904 alkaline hydrolysis reaction Methods 0.000 description 1
- 150000001370 alpha-amino acid derivatives Chemical class 0.000 description 1
- AGSPXMVUFBBBMO-UHFFFAOYSA-N beta-aminopropionitrile Chemical compound NCCC#N AGSPXMVUFBBBMO-UHFFFAOYSA-N 0.000 description 1
- 239000008366 buffered solution Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000515 cyanogenic effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- FWABRVJYGBOLEM-UHFFFAOYSA-N diazanium;azane;carbonate Chemical compound N.[NH4+].[NH4+].[O-]C([O-])=O FWABRVJYGBOLEM-UHFFFAOYSA-N 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 150000001469 hydantoins Chemical class 0.000 description 1
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical compound OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000012261 resinous substance Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- ZEZSZCSSTDPVDM-UHFFFAOYSA-M sodium;2-aminopropanoate Chemical compound [Na+].CC(N)C([O-])=O ZEZSZCSSTDPVDM-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/38—Separation; Purification; Stabilisation; Use of additives
- C07C227/40—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49090231A JPS5119716A (en) | 1974-08-08 | 1974-08-08 | Arufua aminosanno seiseihoho |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2534735A1 DE2534735A1 (de) | 1976-06-10 |
| DE2534735B2 DE2534735B2 (de) | 1977-11-03 |
| DE2534735C3 true DE2534735C3 (de) | 1978-06-22 |
Family
ID=13992704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2534735A Expired DE2534735C3 (de) | 1974-08-08 | 1975-08-04 | Verfahren zum Reinigen von Glycin oder D,L-Alanin |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4014928A (enExample) |
| JP (1) | JPS5119716A (enExample) |
| DE (1) | DE2534735C3 (enExample) |
| FR (1) | FR2281352A1 (enExample) |
| GB (1) | GB1500029A (enExample) |
| NL (1) | NL7509488A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101747218B (zh) * | 2008-12-16 | 2013-02-13 | 北京紫光英力化工技术有限公司 | 去除甘氨酸合成工艺中杂质的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2335997A (en) * | 1941-05-27 | 1943-12-07 | Lederle Lab Inc | Production of beta-alanine and beta-alanates from acrylonitrile |
| US2819303A (en) * | 1953-04-06 | 1958-01-07 | Nopco Chem Co | Process for production of beta-alanine |
| JPS5140044B2 (enExample) * | 1972-08-08 | 1976-11-01 | ||
| US3935256A (en) * | 1974-09-06 | 1976-01-27 | Thompson-Hayward Chem. Co. | Process for the production of the calcium salt of pantothenic acid |
-
1974
- 1974-08-08 JP JP49090231A patent/JPS5119716A/ja active Pending
-
1975
- 1975-07-31 US US05/600,859 patent/US4014928A/en not_active Expired - Lifetime
- 1975-08-04 DE DE2534735A patent/DE2534735C3/de not_active Expired
- 1975-08-07 GB GB33018/75A patent/GB1500029A/en not_active Expired
- 1975-08-08 FR FR7524818A patent/FR2281352A1/fr active Granted
- 1975-08-08 NL NL7509488A patent/NL7509488A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2281352B1 (enExample) | 1980-04-11 |
| FR2281352A1 (fr) | 1976-03-05 |
| DE2534735B2 (de) | 1977-11-03 |
| JPS5119716A (en) | 1976-02-17 |
| US4014928A (en) | 1977-03-29 |
| DE2534735A1 (de) | 1976-06-10 |
| NL7509488A (nl) | 1976-02-10 |
| GB1500029A (en) | 1978-02-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT. HAENZEL, W., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN |