JPS611668A - 5−アリ−リデンヒダントインの製造方法 - Google Patents
5−アリ−リデンヒダントインの製造方法Info
- Publication number
- JPS611668A JPS611668A JP12068484A JP12068484A JPS611668A JP S611668 A JPS611668 A JP S611668A JP 12068484 A JP12068484 A JP 12068484A JP 12068484 A JP12068484 A JP 12068484A JP S611668 A JPS611668 A JP S611668A
- Authority
- JP
- Japan
- Prior art keywords
- hydantoin
- reaction
- arylidenehydantoin
- aqueous solution
- aminoacid
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 5
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229940091173 hydantoin Drugs 0.000 claims abstract description 12
- 150000001413 amino acids Chemical class 0.000 claims abstract description 7
- 150000003839 salts Chemical class 0.000 claims abstract description 7
- 239000007864 aqueous solution Substances 0.000 claims abstract 3
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 claims description 4
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 claims description 3
- 235000001014 amino acid Nutrition 0.000 abstract description 6
- 125000001424 substituent group Chemical group 0.000 abstract description 5
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 abstract description 3
- COLNVLDHVKWLRT-QMMMGPOBSA-N phenylalanine group Chemical group N[C@@H](CC1=CC=CC=C1)C(=O)O COLNVLDHVKWLRT-QMMMGPOBSA-N 0.000 abstract description 3
- 239000004475 Arginine Substances 0.000 abstract description 2
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 abstract description 2
- AHLPHDHHMVZTML-BYPYZUCNSA-N L-Ornithine Chemical compound NCCC[C@H](N)C(O)=O AHLPHDHHMVZTML-BYPYZUCNSA-N 0.000 abstract description 2
- ODKSFYDXXFIFQN-BYPYZUCNSA-P L-argininium(2+) Chemical compound NC(=[NH2+])NCCC[C@H]([NH3+])C(O)=O ODKSFYDXXFIFQN-BYPYZUCNSA-P 0.000 abstract description 2
- AHLPHDHHMVZTML-UHFFFAOYSA-N Orn-delta-NH2 Natural products NCCCC(N)C(O)=O AHLPHDHHMVZTML-UHFFFAOYSA-N 0.000 abstract description 2
- UTJLXEIPEHZYQJ-UHFFFAOYSA-N Ornithine Natural products OC(=O)C(C)CCCN UTJLXEIPEHZYQJ-UHFFFAOYSA-N 0.000 abstract description 2
- 125000003545 alkoxy group Chemical group 0.000 abstract description 2
- 125000000217 alkyl group Chemical group 0.000 abstract description 2
- ODKSFYDXXFIFQN-UHFFFAOYSA-N arginine Natural products OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 abstract description 2
- 125000003118 aryl group Chemical group 0.000 abstract description 2
- 235000013922 glutamic acid Nutrition 0.000 abstract description 2
- 239000004220 glutamic acid Substances 0.000 abstract description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract description 2
- 229960003104 ornithine Drugs 0.000 abstract description 2
- 230000035484 reaction time Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 abstract 1
- KDXKERNSBIXSRK-YFKPBYRVSA-N L-lysine Chemical compound NCCCC[C@H](N)C(O)=O KDXKERNSBIXSRK-YFKPBYRVSA-N 0.000 abstract 1
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 abstract 1
- 239000004472 Lysine Substances 0.000 abstract 1
- 239000012736 aqueous medium Substances 0.000 abstract 1
- 235000009697 arginine Nutrition 0.000 abstract 1
- 235000003704 aspartic acid Nutrition 0.000 abstract 1
- OQFSQFPPLPISGP-UHFFFAOYSA-N beta-carboxyaspartic acid Natural products OC(=O)C(N)C(C(O)=O)C(O)=O OQFSQFPPLPISGP-UHFFFAOYSA-N 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 235000018977 lysine Nutrition 0.000 abstract 1
- RGHHSNMVTDWUBI-UHFFFAOYSA-N 4-hydroxybenzaldehyde Chemical compound OC1=CC=C(C=O)C=C1 RGHHSNMVTDWUBI-UHFFFAOYSA-N 0.000 description 12
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 9
- -1 aryl aldehyde Chemical class 0.000 description 8
- 239000004471 Glycine Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic acid anhydride Natural products CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 4
- 229940024606 amino acid Drugs 0.000 description 4
- UCMIRNVEIXFBKS-UHFFFAOYSA-N beta-alanine Chemical compound NCCC(O)=O UCMIRNVEIXFBKS-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XOAAWQZATWQOTB-UHFFFAOYSA-N taurine Chemical compound NCCS(O)(=O)=O XOAAWQZATWQOTB-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000003630 glycyl group Chemical group [H]N([H])C([H])([H])C(*)=O 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 229940000635 beta-alanine Drugs 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- BTCSSZJGUNDROE-UHFFFAOYSA-N gamma-aminobutyric acid Chemical compound NCCCC(O)=O BTCSSZJGUNDROE-UHFFFAOYSA-N 0.000 description 2
- 229960002989 glutamic acid Drugs 0.000 description 2
- 150000001469 hydantoins Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- ZRSNZINYAWTAHE-UHFFFAOYSA-N p-methoxybenzaldehyde Chemical compound COC1=CC=C(C=O)C=C1 ZRSNZINYAWTAHE-UHFFFAOYSA-N 0.000 description 2
- SATCULPHIDQDRE-UHFFFAOYSA-N piperonal Chemical compound O=CC1=CC=C2OCOC2=C1 SATCULPHIDQDRE-UHFFFAOYSA-N 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 229960003080 taurine Drugs 0.000 description 2
- OGNSCSPNOLGXSM-UHFFFAOYSA-N (+/-)-DABA Natural products NCCC(N)C(O)=O OGNSCSPNOLGXSM-UHFFFAOYSA-N 0.000 description 1
- MTCFGRXMJLQNBG-REOHCLBHSA-N (2S)-2-Amino-3-hydroxypropansäure Chemical compound OC[C@H](N)C(O)=O MTCFGRXMJLQNBG-REOHCLBHSA-N 0.000 description 1
- GSTYGEGWJKJKQF-XVNBXDOJSA-N (5e)-5-(1,3-benzodioxol-5-ylmethylidene)imidazolidine-2,4-dione Chemical compound N1C(=O)NC(=O)\C1=C/C1=CC=C(OCO2)C2=C1 GSTYGEGWJKJKQF-XVNBXDOJSA-N 0.000 description 1
- XLTKBDZXXGQCSC-RMKNXTFCSA-N (5e)-5-[(4-methoxyphenyl)methylidene]imidazolidine-2,4-dione Chemical compound C1=CC(OC)=CC=C1\C=C\1C(=O)NC(=O)N/1 XLTKBDZXXGQCSC-RMKNXTFCSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- CKTUXQBZPWBFDX-UHFFFAOYSA-N 3-azaniumylcyclohexane-1-carboxylate Chemical compound NC1CCCC(C(O)=O)C1 CKTUXQBZPWBFDX-UHFFFAOYSA-N 0.000 description 1
- SKLUWKYNZNXSLX-UHFFFAOYSA-N 4-Acetamidobenzaldehyde Chemical compound CC(=O)NC1=CC=C(C=O)C=C1 SKLUWKYNZNXSLX-UHFFFAOYSA-N 0.000 description 1
- SEVSMVUOKAMPDO-UHFFFAOYSA-N 4-acetoxy benzaldehyde Chemical compound CC(=O)OC1=CC=C(C=O)C=C1 SEVSMVUOKAMPDO-UHFFFAOYSA-N 0.000 description 1
- AVPYQKSLYISFPO-UHFFFAOYSA-N 4-chlorobenzaldehyde Chemical compound ClC1=CC=C(C=O)C=C1 AVPYQKSLYISFPO-UHFFFAOYSA-N 0.000 description 1
- QRVYABWJVXXOTN-UHFFFAOYSA-N 4-methylsulfanylbenzaldehyde Chemical compound CSC1=CC=C(C=O)C=C1 QRVYABWJVXXOTN-UHFFFAOYSA-N 0.000 description 1
- BNLLHJGHQCBBLG-UHFFFAOYSA-N 5-[(3,4-dihydroxyphenyl)methylidene]imidazolidine-2,4-dione Chemical compound C1=C(O)C(O)=CC=C1C=C1C(=O)NC(=O)N1 BNLLHJGHQCBBLG-UHFFFAOYSA-N 0.000 description 1
- UPDDIBZITPTASO-UHFFFAOYSA-N 5-[(4-hydroxyphenyl)methylidene]imidazolidine-2,4-dione Chemical compound C1=CC(O)=CC=C1C=C1C(=O)NC(=O)N1 UPDDIBZITPTASO-UHFFFAOYSA-N 0.000 description 1
- MDJFPRDVZHNPSA-UHFFFAOYSA-N 5-[(4-methylphenyl)methylidene]imidazolidine-2,4-dione Chemical compound C1=CC(C)=CC=C1C=C1C(=O)NC(=O)N1 MDJFPRDVZHNPSA-UHFFFAOYSA-N 0.000 description 1
- QNAYBMKLOCPYGJ-REOHCLBHSA-N L-alanine Chemical compound C[C@H](N)C(O)=O QNAYBMKLOCPYGJ-REOHCLBHSA-N 0.000 description 1
- ZGUNAGUHMKGQNY-ZETCQYMHSA-N L-alpha-phenylglycine zwitterion Chemical compound OC(=O)[C@@H](N)C1=CC=CC=C1 ZGUNAGUHMKGQNY-ZETCQYMHSA-N 0.000 description 1
- AGPKZVBTJJNPAG-WHFBIAKZSA-N L-isoleucine Chemical compound CC[C@H](C)[C@H](N)C(O)=O AGPKZVBTJJNPAG-WHFBIAKZSA-N 0.000 description 1
- ROHFNLRQFUQHCH-YFKPBYRVSA-N L-leucine Chemical compound CC(C)C[C@H](N)C(O)=O ROHFNLRQFUQHCH-YFKPBYRVSA-N 0.000 description 1
- 125000001176 L-lysyl group Chemical group [H]N([H])[C@]([H])(C(=O)[*])C([H])([H])C([H])([H])C([H])([H])C(N([H])[H])([H])[H] 0.000 description 1
- FFEARJCKVFRZRR-BYPYZUCNSA-N L-methionine Chemical compound CSCC[C@H](N)C(O)=O FFEARJCKVFRZRR-BYPYZUCNSA-N 0.000 description 1
- AYFVYJQAPQTCCC-GBXIJSLDSA-N L-threonine Chemical compound C[C@@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-GBXIJSLDSA-N 0.000 description 1
- OUYCCCASQSFEME-QMMMGPOBSA-N L-tyrosine Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-QMMMGPOBSA-N 0.000 description 1
- ROHFNLRQFUQHCH-UHFFFAOYSA-N Leucine Natural products CC(C)CC(N)C(O)=O ROHFNLRQFUQHCH-UHFFFAOYSA-N 0.000 description 1
- MTCFGRXMJLQNBG-UHFFFAOYSA-N Serine Natural products OCC(N)C(O)=O MTCFGRXMJLQNBG-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- AYFVYJQAPQTCCC-UHFFFAOYSA-N Threonine Natural products CC(O)C(N)C(O)=O AYFVYJQAPQTCCC-UHFFFAOYSA-N 0.000 description 1
- 239000004473 Threonine Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 125000005236 alkanoylamino group Chemical group 0.000 description 1
- 125000004414 alkyl thio group Chemical group 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- HUMNYLRZRPPJDN-KWCOIAHCSA-N benzaldehyde Chemical group O=[11CH]C1=CC=CC=C1 HUMNYLRZRPPJDN-KWCOIAHCSA-N 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000007810 chemical reaction solvent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229960003692 gamma aminobutyric acid Drugs 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- UEKDRLRXXAOOFP-UHFFFAOYSA-N imidazolidine-2,4-dione Chemical compound O=C1CNC(=O)N1.O=C1CNC(=O)N1 UEKDRLRXXAOOFP-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229960000310 isoleucine Drugs 0.000 description 1
- AGPKZVBTJJNPAG-UHFFFAOYSA-N isoleucine Natural products CCC(C)C(N)C(O)=O AGPKZVBTJJNPAG-UHFFFAOYSA-N 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 229930182817 methionine Natural products 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- FXLOVSHXALFLKQ-UHFFFAOYSA-N p-tolualdehyde Chemical compound CC1=CC=C(C=O)C=C1 FXLOVSHXALFLKQ-UHFFFAOYSA-N 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- GYDJEQRTZSCIOI-LJGSYFOKSA-N tranexamic acid Chemical compound NC[C@H]1CC[C@H](C(O)=O)CC1 GYDJEQRTZSCIOI-LJGSYFOKSA-N 0.000 description 1
- 229960000401 tranexamic acid Drugs 0.000 description 1
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12068484A JPS611668A (ja) | 1984-06-14 | 1984-06-14 | 5−アリ−リデンヒダントインの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12068484A JPS611668A (ja) | 1984-06-14 | 1984-06-14 | 5−アリ−リデンヒダントインの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS611668A true JPS611668A (ja) | 1986-01-07 |
JPH0451551B2 JPH0451551B2 (enrdf_load_stackoverflow) | 1992-08-19 |
Family
ID=14792388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12068484A Granted JPS611668A (ja) | 1984-06-14 | 1984-06-14 | 5−アリ−リデンヒダントインの製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS611668A (enrdf_load_stackoverflow) |
-
1984
- 1984-06-14 JP JP12068484A patent/JPS611668A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0451551B2 (enrdf_load_stackoverflow) | 1992-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2328000A (en) | Racemic-alpha-hydroxy-beta, beta-dimethylgamma-butyro lactone, esters and salts thereof | |
US4808728A (en) | Production of indolepyruvic acid and the 5-hydroxy derivative thereof | |
JPS5922711B2 (ja) | ベンゾオキサゾリノン誘導体の製造法 | |
US4151198A (en) | Resolution of N-acyl-DL (+)-phenylalanines | |
SU619098A3 (ru) | Способ получени карбоновых кислот или их минеральных,или органических солей,или сложных эфиров | |
JPS611668A (ja) | 5−アリ−リデンヒダントインの製造方法 | |
JPH05194337A (ja) | α−アミノ酸、p−ヒドロキシフェニルグリシン、アミノ酸エステルおよびアミノ酸アミドの製造方法 | |
HU196052B (en) | Process for optical resolving raceme mixtures of alpha-naphtyl-propionic acids | |
US2449191A (en) | Phenacetylaminomethylcrotonic acid | |
US2523744A (en) | Synthesis of aspartic acid | |
KR100235376B1 (ko) | 2-아미노나프티리딘 유도체 그의 제조 방법 | |
US4672127A (en) | Process for production of hydantoin derivatives | |
US2463939A (en) | Phenylacetyl amino acid esters | |
US3442909A (en) | Alpha-methyl-beta-(3,4-disubstitutedphenyl) propionitriles | |
US2530570A (en) | Pyrimidylmercapto-carboxylic acids | |
US3890364A (en) | {60 -Aryl-b-(amino-phenyl)acrylonitriles with an O-dialkyl sulphamidoxy or sulfuric acid semi-ester group | |
US2429835A (en) | N1(alpha, alpha-dimethyl-,beta-phenyl-propionyl) sulfanilamides | |
SU453827A3 (ru) | СПОСОБ ПОЛУЧЕНИЯ р-АМИНО-р-ФЕНИЛПРОПИОНОВОЙКИСЛОТЫ | |
KR100235374B1 (ko) | 2-아미노나프티리딘 유도체의 광학 이성질체 제조 방법 | |
JPS611669A (ja) | 5−ベンジリデンヒダントインの製造方法 | |
JPS6127971A (ja) | 5−アルキリデンヒダントイン類の製造方法 | |
US2773872A (en) | Dihydroorotic acid | |
KR100503267B1 (ko) | 2-아세틸옥시-4-트리플루오로메틸 벤조산의 제조 방법 | |
SU793379A3 (ru) | Способ получени производных -нафтилпропионовой кислоты | |
SU351846A1 (ru) | СПОСОБ ПОЛУЧЕНИЯ уЦИАН- ИЛИ у-КАРБОКСИЗАМЕЩЕННЫХ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |