SU172796A1 - - Google Patents
Info
- Publication number
- SU172796A1 SU172796A1 SU904275A SU904275A SU172796A1 SU 172796 A1 SU172796 A1 SU 172796A1 SU 904275 A SU904275 A SU 904275A SU 904275 A SU904275 A SU 904275A SU 172796 A1 SU172796 A1 SU 172796A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- phosphorylated
- acid
- mol
- phenylhydrazine
- acetal
- Prior art date
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 150000001241 acetals Chemical class 0.000 description 5
- HKOOXMFOFWEVGF-UHFFFAOYSA-N Phenylhydrazine Chemical compound NNC1=CC=CC=C1 HKOOXMFOFWEVGF-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 150000002475 indoles Chemical class 0.000 description 2
- -1 indolylmethylphenylphosphinic acid Chemical compound 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229940067157 phenylhydrazine Drugs 0.000 description 2
- 229940038531 phenylhydrazine hydrochloride Drugs 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N acetic acid ethyl ester Chemical class CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000001226 reprecipitation Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Publications (1)
Publication Number | Publication Date |
---|---|
SU172796A1 true SU172796A1 (fi) |
Family
ID=
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2549836A1 (fr) | Procede de preparation du sel de sodium de cefuroxime | |
SU172796A1 (fi) | ||
AT500490A1 (de) | Verfahren zur herstellung von substituierten thiazolinen und deren zwischenprodukte | |
EP0239436B1 (fr) | Nouveau dérivé tricyclique dénommé acide (chloro-3 méthyl-6 dioxo-5,5 dihydro-6, 11 dibenzo (c,f) thiazépine (1,2) yl-11 amino) -5 pentanoique, son procédé de préparation et les compositions pharmaceutiques qui le contiennent | |
Hillers et al. | Ozonolysis of cyclic enol ethers: an efficient strategy to aldol and homoaldol compounds | |
FR2669636A1 (fr) | Procede de fabrication de furane 2,5-dicarboxaldehyde. | |
HU180199B (en) | Process for producing 4,5-dihydro-4-oxo-furane-2-carboxylic acid derivatives of hypolipemic activity | |
US4360691A (en) | Production of malonic anhydrides and derivatives thereof | |
CA1338329C (fr) | Procede de n-w trifluoroacetylation des ,w diaminoacides monocarboxyliques aliphatiques satures | |
SU485595A3 (ru) | Способ получени алкиловых эфиров 2,5-диметилфуран-3-карбоновой кислоты | |
US4018818A (en) | Hydroxyl-substituted 2-chloro-α-(tert-butylaminomethyl)-benzylalcohols | |
CH637650A5 (fr) | Procede de preparation d'un acide chromone carboxylique. | |
US4251447A (en) | Production of malonic anhydrides and derivatives thereof | |
FR2752840A1 (fr) | Derives de benzothiophene, leur preparation et leur application en therapeutique | |
SU496715A3 (ru) | Способ получени сложных диэфиров сукцинил нтарной кислоты | |
SU187795A1 (ru) | Способ получения 2, 2, 2-аминотриалкиловых эфиров ортомолибденовой кислоты | |
EP0281471B1 (fr) | Nouveaux acétamides dérivés de la dihydro-2,3 phényl-3 benzofurannone-2, leurs procédés de préparation et les compositions pharmaceutiques qui les contiennent | |
EP0070049B1 (fr) | Dérivé de l'acide acétylsalicylique ayant activité analgésique, antipyrétique, antiphlogistique et bronchosécrétolytique | |
JPS6311351B2 (fi) | ||
EP0059659B1 (fr) | Nouveaux dérivés de l'acide 4-méthyl 3-formyl pentanoique, leur procédé de préparation et leur application à la préparation de dérivés cycliques | |
FR2504004A1 (fr) | Application a titre de medicaments de derives d'acides phenyl aliphatique carboxyliques | |
CH637621A5 (fr) | Procede de fabrication de l'acide hydroxy-4, dimethoxy-3,5 benzoique a partir de l'acide trimethoxy-3,4,5 benzoique. | |
EP0042794A1 (fr) | 4-méthyl 3-formyl penten-1-oates d'alcoyle, leur préparation, leur application à la préparation de l'acide 4-méthyl 3-formyl pen-3-èn-1-oique et les nouveaux intermédiaires obtenus | |
SU209447A1 (ru) | СПОСОБ ПОЛУЧЕНИЯ N-AЦETИЛ-p,|3'-ДИAЦETOKCИДИ-ЭТИЛАМИНА | |
BE865027A (fr) | Procede de preparation de la 5-(4-jydroxyphenyl)-hydantoine |