BE572518A - - Google Patents
Info
- Publication number
- BE572518A BE572518A BE572518DA BE572518A BE 572518 A BE572518 A BE 572518A BE 572518D A BE572518D A BE 572518DA BE 572518 A BE572518 A BE 572518A
- Authority
- BE
- Belgium
- Prior art keywords
- residue
- pyridoxal
- methyl
- acetal
- hydroxy
- Prior art date
Links
- RADKZDMFGJYCBB-UHFFFAOYSA-N pyridoxal Chemical compound CC1=NC=C(CO)C(C=O)=C1O RADKZDMFGJYCBB-UHFFFAOYSA-N 0.000 claims description 59
- 229960003581 Pyridoxal Drugs 0.000 claims description 30
- 235000008164 pyridoxal Nutrition 0.000 claims description 30
- 239000011674 pyridoxal Substances 0.000 claims description 30
- 238000006243 chemical reaction Methods 0.000 claims description 18
- 239000002253 acid Substances 0.000 claims description 14
- 238000009835 boiling Methods 0.000 claims description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 11
- 239000011541 reaction mixture Substances 0.000 claims description 11
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 10
- -1 pyridoxal acetal Chemical class 0.000 claims description 10
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 239000011780 sodium chloride Substances 0.000 claims description 8
- 125000003172 aldehyde group Chemical group 0.000 claims description 7
- 230000000875 corresponding Effects 0.000 claims description 7
- 150000003223 pyridoxals Chemical class 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 7
- NUJOXMJBOLGQSY-UHFFFAOYSA-N Manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 6
- 239000011260 aqueous acid Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000003153 chemical reaction reagent Substances 0.000 claims description 5
- DNIAPMSPPWPWGF-UHFFFAOYSA-N propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 5
- QRXWMOHMRWLFEY-UHFFFAOYSA-N Isoniazid Chemical group NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 claims description 4
- RCJAFVHPOOUINS-UHFFFAOYSA-N OC1=NC(=CC(=C1C#N)C=O)C Chemical compound OC1=NC(=CC(=C1C#N)C=O)C RCJAFVHPOOUINS-UHFFFAOYSA-N 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000005597 hydrazone group Chemical group 0.000 claims description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Substances C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-N sulfonic acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 4
- 150000001413 amino acids Chemical class 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000006193 diazotization reaction Methods 0.000 claims description 3
- 238000006396 nitration reaction Methods 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 239000000376 reactant Substances 0.000 claims description 3
- 229930003629 Vitamin B6 Natural products 0.000 claims description 2
- 229940011671 Vitamin B6 Drugs 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 2
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 150000004985 diamines Chemical class 0.000 claims description 2
- 150000007857 hydrazones Chemical class 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000003638 reducing agent Substances 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 235000019158 vitamin B6 Nutrition 0.000 claims description 2
- 239000011726 vitamin B6 Substances 0.000 claims description 2
- 150000003697 vitamin B6 derivatives Chemical class 0.000 claims description 2
- 125000003544 oxime group Chemical group 0.000 claims 2
- 150000007659 semicarbazones Chemical group 0.000 claims 2
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims 1
- 239000012320 chlorinating reagent Substances 0.000 claims 1
- 238000005755 formation reaction Methods 0.000 claims 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 17
- 238000002360 preparation method Methods 0.000 description 13
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 12
- KWIUHFFTVRNATP-UHFFFAOYSA-N Trimethylglycine Chemical class C[N+](C)(C)CC([O-])=O KWIUHFFTVRNATP-UHFFFAOYSA-N 0.000 description 10
- FCHXJFJNDJXENQ-UHFFFAOYSA-N 3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-1-ium-4-carbaldehyde;chloride Chemical compound Cl.CC1=NC=C(CO)C(C=O)=C1O FCHXJFJNDJXENQ-UHFFFAOYSA-N 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 6
- 229960003237 betaine Drugs 0.000 description 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 5
- 150000001241 acetals Chemical class 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 235000017281 sodium acetate Nutrition 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- VMHLLURERBWHNL-UHFFFAOYSA-M sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 3
- 239000001632 sodium acetate Substances 0.000 description 3
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 3
- ICAMVLCICPBURG-CLTKARDFSA-N (4Z)-4-[(hydroxyamino)methylidene]-5-(hydroxymethyl)-2-methylpyridin-3-one Chemical compound CC1=NC=C(CO)\C(=C\NO)C1=O ICAMVLCICPBURG-CLTKARDFSA-N 0.000 description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 2
- IIYLLWFXXYBONA-UHFFFAOYSA-N 3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carbaldehyde;pyridine-4-carbohydrazide Chemical compound NNC(=O)C1=CC=NC=C1.CC1=NC=C(CO)C(C=O)=C1O IIYLLWFXXYBONA-UHFFFAOYSA-N 0.000 description 2
- FKLJPTJMIBLJAV-UHFFFAOYSA-N 5-(7-(4-(4,5-DIHYDRO-2-OXAZOLYL)PHENOXY)HEPTYL)-3-METHYL ISOXAZOLE Chemical compound O1N=C(C)C=C1CCCCCCCOC1=CC=C(C=2OCCN=2)C=C1 FKLJPTJMIBLJAV-UHFFFAOYSA-N 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N Chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N P-Toluenesulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N acetic acid ethyl ester Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 2
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000005712 crystallization Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000002194 synthesizing Effects 0.000 description 2
- MAQAGRJURDEYDQ-UHFFFAOYSA-N 6-methylpyridine Chemical compound CC1=C=CC=C[N]1 MAQAGRJURDEYDQ-UHFFFAOYSA-N 0.000 description 1
- JQERCNJHXWOHFX-UHFFFAOYSA-N ClC1=NC(=C(C(=C1C#N)C=O)[N+](=O)[O-])C Chemical compound ClC1=NC(=C(C(=C1C#N)C=O)[N+](=O)[O-])C JQERCNJHXWOHFX-UHFFFAOYSA-N 0.000 description 1
- DGJMPUGMZIKDRO-UHFFFAOYSA-N Cyanoacetamide Chemical compound NC(=O)CC#N DGJMPUGMZIKDRO-UHFFFAOYSA-N 0.000 description 1
- QQZWEECEMNQSTG-UHFFFAOYSA-N Ethyl nitrite Chemical compound CCON=O QQZWEECEMNQSTG-UHFFFAOYSA-N 0.000 description 1
- XHQYBDSXTDXSHY-UHFFFAOYSA-N Semicarbazide hydrochloride Chemical compound Cl.NNC(N)=O XHQYBDSXTDXSHY-UHFFFAOYSA-N 0.000 description 1
- KGHMNELVHYCAKZ-XVNBXDOJSA-N [[(E)-[5-(hydroxymethyl)-2-methyl-3-oxopyridin-4-ylidene]methyl]amino]urea Chemical compound CC1=NC=C(CO)\C(=C/NNC(N)=O)C1=O KGHMNELVHYCAKZ-XVNBXDOJSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000001476 alcoholic Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 235000019439 ethyl acetate Nutrition 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 150000002923 oximes Chemical group 0.000 description 1
- NQRYJNQNLNOLGT-UHFFFAOYSA-N piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 1
- ZUFQODAHGAHPFQ-UHFFFAOYSA-N pyridoxine hydrochloride Chemical compound Cl.CC1=NC=C(CO)C(CO)=C1O ZUFQODAHGAHPFQ-UHFFFAOYSA-N 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/86—Hydrazides; Thio or imino analogues thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE572518A true BE572518A (tr) |
Family
ID=190294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE572518D BE572518A (tr) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE572518A (tr) |
-
0
- BE BE572518D patent/BE572518A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2510109A1 (fr) | Acide 7-alcoxycarbonyl-6,8-dimethyl-1-phtalazone-4-a-hydroxyacetique et son procede de preparation | |
| BE572518A (tr) | ||
| US8658804B2 (en) | Process for preparing N-substituted cyclic imides | |
| CH635588A5 (fr) | Procedes de preparation de thieno(2,3-c) et thieno(3,2-c)pyridines. | |
| FR2495157A1 (fr) | Procede nouveau de preparation des tetrahydro-5, 6, 7, 7a 4h-thieno (3, 2-c) pyridinones-2 | |
| CH616659A5 (tr) | ||
| CH594650A5 (en) | Antiinflammatory (1,2)-benzothiazine derivs. prepn. | |
| FR2701259A1 (fr) | Procédé pour la préparation de dérivés phénylbenzamides fongicides agricoles. | |
| FR2577222A1 (fr) | Procede pour la preparation de l'acide 1-(3-mercapto-25-methylpropionyl)-pyrrolidine-(25)-carboxylique | |
| CH615921A5 (en) | Process for the preparation of 1-carbamoyl-3-(3,5-dichlorophenyl)hydantoins | |
| FR2465735A1 (fr) | Composes intermediaires pour la preparation de derives de la morphine, et leur procede de preparation | |
| BE531615A (tr) | ||
| CH487178A (fr) | Procédé de préparation de dérivés de la phénothiazine | |
| BE531444A (tr) | ||
| CH593284A5 (en) | Phthalazino(2,3-b)phthalazine-5,12-dione prepn - from the 5,7,12-trione via 2-(o-carboxybenzyl)1(2H)-phthalazinone | |
| FR2505332A1 (fr) | Composes pour la synthese de prostaglandines et prostacyclines contenant de l'azote, et procede pour leur preparation | |
| BE710901A (tr) | ||
| BE510551A (tr) | ||
| CH617704A5 (tr) | ||
| FR2560875A1 (fr) | Procede pour la preparation d'un derive d'isoxazole | |
| BE823745A (fr) | Procede ameliore pour la preparation de penicillines substituees en position 6 par un groupe alcoxy | |
| BE531445A (tr) | ||
| BE565804A (tr) | ||
| JPS5835996B2 (ja) | ４−ベンゾイル−５−ヒドロキシピラゾ−ル系化合物の製造方法 | |
| CH589086A5 (en) | Phthalazino(2,3-b)phthalazine-5,12-dione prepn - from 2-benzyl-3,4-dihydro-1(2H)-phthalazinone |