BE513130A - - Google Patents
Info
- Publication number
- BE513130A BE513130A BE513130DA BE513130A BE 513130 A BE513130 A BE 513130A BE 513130D A BE513130D A BE 513130DA BE 513130 A BE513130 A BE 513130A
- Authority
- BE
- Belgium
- Prior art keywords
- nitrophenylserine
- threo
- parts
- salt
- ester
- Prior art date
Links
- WLZQSOUQRZKSBM-QMMMGPOBSA-N (2S)-3-hydroxy-2-(4-nitroanilino)propanoic acid Chemical compound OC[C@@H](C(O)=O)NC1=CC=C([N+]([O-])=O)C=C1 WLZQSOUQRZKSBM-QMMMGPOBSA-N 0.000 claims description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 150000003839 salts Chemical class 0.000 claims description 30
- 239000011780 sodium chloride Substances 0.000 claims description 30
- 239000002253 acid Substances 0.000 claims description 20
- 150000002148 esters Chemical class 0.000 claims description 17
- RRKTZKIUPZVBMF-IBTVXLQLSA-N Brucine Chemical compound O([C@@H]1[C@H]([C@H]2C3)[C@@H]4N(C(C1)=O)C=1C=C(C(=CC=11)OC)OC)CC=C2CN2[C@@H]3[C@]41CC2 RRKTZKIUPZVBMF-IBTVXLQLSA-N 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 239000012452 mother liquor Substances 0.000 claims description 7
- FYSNRJHAOHDILO-UHFFFAOYSA-N Thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000005712 crystallization Effects 0.000 claims description 6
- BXRFQSNOROATLV-UHFFFAOYSA-N 4-Nitrobenzaldehyde Chemical compound [O-][N+](=O)C1=CC=C(C=O)C=C1 BXRFQSNOROATLV-UHFFFAOYSA-N 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 230000002378 acidificating Effects 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- ULGZDMOVFRHVEP-RWJQBGPGSA-N Erythromycin Chemical group O([C@@H]1[C@@H](C)C(=O)O[C@@H]([C@@]([C@H](O)[C@@H](C)C(=O)[C@H](C)C[C@@](C)(O)[C@H](O[C@H]2[C@@H]([C@H](C[C@@H](C)O2)N(C)C)O)[C@H]1C)(C)O)CC)[C@H]1C[C@@](C)(OC)[C@@H](O)[C@H](C)O1 ULGZDMOVFRHVEP-RWJQBGPGSA-N 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000001953 recrystallisation Methods 0.000 claims description 3
- 150000003797 alkaloid derivatives Chemical class 0.000 claims description 2
- 229930013930 alkaloids Natural products 0.000 claims description 2
- 125000000205 L-threonino group Chemical group [H]OC(=O)[C@@]([H])(N([H])[*])[C@](C([H])([H])[H])([H])O[H] 0.000 claims 2
- 238000005917 acylation reaction Methods 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 125000004433 nitrogen atoms Chemical group N* 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 46
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 30
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 26
- 239000000243 solution Substances 0.000 description 23
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 20
- 239000000203 mixture Substances 0.000 description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 238000007792 addition Methods 0.000 description 13
- 239000000155 melt Substances 0.000 description 13
- 125000004494 ethyl ester group Chemical group 0.000 description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 9
- -1 erythro compound Chemical class 0.000 description 9
- 230000001476 alcoholic Effects 0.000 description 8
- HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 239000002585 base Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000003513 alkali Substances 0.000 description 5
- 150000001413 amino acids Chemical class 0.000 description 5
- 230000003287 optical Effects 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 4
- 239000008346 aqueous phase Substances 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 239000003208 petroleum Substances 0.000 description 4
- IMSODMZESSGVBE-UHFFFAOYSA-N 2-oxazoline Chemical compound C1CN=CO1 IMSODMZESSGVBE-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N ethyl acetate Substances CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229960000583 Acetic Acid Drugs 0.000 description 2
- QFMFPSHRJUXEKL-JTQLQIEISA-N C(C)OC([C@@H](NC1=CC=C(C=C1)[N+](=O)[O-])CO)=O Chemical compound C(C)OC([C@@H](NC1=CC=C(C=C1)[N+](=O)[O-])CO)=O QFMFPSHRJUXEKL-JTQLQIEISA-N 0.000 description 2
- FYAKEEHTJFALDM-UHFFFAOYSA-N C1(C(N1CCOCCN1C(C1=O)=O)=O)=O Chemical compound C1(C(N1CCOCCN1C(C1=O)=O)=O)=O FYAKEEHTJFALDM-UHFFFAOYSA-N 0.000 description 2
- HPNMFZURTQLUMO-UHFFFAOYSA-N Diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- 125000002252 acyl group Chemical group 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000007859 condensation product Substances 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000012362 glacial acetic acid Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- WGMHMVLZFAJNOT-UHFFFAOYSA-N 1-ethoxyethylideneazanium;chloride Chemical compound [Cl-].CCOC(C)=[NH2+] WGMHMVLZFAJNOT-UHFFFAOYSA-N 0.000 description 1
- LCZDCKMQSBGXAH-AWEZNQCLSA-N 3-[[3-[(2S)-2-amino-2-carboxyethyl]-5-methyl-2,6-dioxopyrimidin-1-yl]methyl]-5-phenylthiophene-2-carboxylic acid Chemical compound O=C1C(C)=CN(C[C@H](N)C(O)=O)C(=O)N1CC1=C(C(O)=O)SC(C=2C=CC=CC=2)=C1 LCZDCKMQSBGXAH-AWEZNQCLSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 230000003115 biocidal Effects 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000003381 deacetylation reaction Methods 0.000 description 1
- 238000005947 deacylation reaction Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 235000019439 ethyl acetate Nutrition 0.000 description 1
- 238000001640 fractional crystallisation Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 125000004435 hydrogen atoms Chemical group [H]* 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003472 neutralizing Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- WYNCHZVNFNFDNH-UHFFFAOYSA-N oxazolidine Chemical compound C1COCN1 WYNCHZVNFNFDNH-UHFFFAOYSA-N 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE513130A true BE513130A (ru) |
Family
ID=151340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE513130D BE513130A (ru) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE513130A (ru) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2813876A (en) * | 1953-02-18 | 1957-11-19 | Upjohn Co | Resolution of tryptophane derivatives |
| US2816915A (en) * | 1953-11-20 | 1957-12-17 | Du Pont | Separation of phenyl-serines |
-
0
- BE BE513130D patent/BE513130A/fr unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2813876A (en) * | 1953-02-18 | 1957-11-19 | Upjohn Co | Resolution of tryptophane derivatives |
| US2816915A (en) * | 1953-11-20 | 1957-12-17 | Du Pont | Separation of phenyl-serines |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH639369A5 (fr) | Benzamides heterocycliques substitues et leurs procedes de preparation. | |
| BE513130A (ru) | ||
| US2243977A (en) | Process for the preparation of amino-alcohols | |
| US4226803A (en) | Process for production of optically active bases | |
| FR2513638A1 (fr) | Procede de preparation d'esters d'acides vincaminiques | |
| US2540307A (en) | 3, 4-diethoxymandelic acid and process for preparing same | |
| CH392508A (fr) | Procédé de préparation d'esters de 3-phényl-3-pyrrolidinols | |
| BE505352A (ru) | ||
| BE503348A (ru) | ||
| FR2536745A1 (fr) | Procede pour preparer les isomeres optiques de certains acides cyclopropane-carboxyliques | |
| CH336838A (fr) | Procédé pour la préparation de N,N-dibenzylaminoacides | |
| BE516840A (ru) | ||
| BE502258A (ru) | ||
| BE528076A (ru) | ||
| BE498859A (ru) | ||
| BE482075A (ru) | ||
| BE671781A (ru) | ||
| BE837320A (fr) | Derives ethers de 3-amino-1,2-propanodiol | |
| BE568729A (ru) | ||
| BE517207A (ru) | ||
| BE634833A (ru) | ||
| CH291047A (fr) | Procédé de préparation de la 7-chloro-4-(5'-(N-éthyl-N-B-hydroxyéthyl)amino-pentyl-2')-amino-quinoléine. | |
| BE580872A (ru) | ||
| CH294019A (fr) | Procédé de préparation du thréo-1-p-nitrophényl-2-dichloracétamido-3-chloro-propanol-1. | |
| CH342579A (fr) | Procédé de préparation de O-peptides |