SU476261A1 - Method for preparing 4- (1- / 4-carboxylphenyl (-5-phenylpyrazolyl-3) naphthalic anhydride - Google Patents
Method for preparing 4- (1- / 4-carboxylphenyl (-5-phenylpyrazolyl-3) naphthalic anhydrideInfo
- Publication number
- SU476261A1 SU476261A1 SU1779891A SU1779891A SU476261A1 SU 476261 A1 SU476261 A1 SU 476261A1 SU 1779891 A SU1779891 A SU 1779891A SU 1779891 A SU1779891 A SU 1779891A SU 476261 A1 SU476261 A1 SU 476261A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- phenylpyrazolyl
- carboxylphenyl
- preparing
- naphthalic anhydride
- naphthalic
- Prior art date
Links
Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Description
Иайдеио, %: С 72,97; 73,01; Н 3,49; N 6,10; 6,08; мол. вес 459,25; 460,72.Iaideio,%: C, 72.97; 73.01; H 3.49; N 6.10; 6.08; a pier weight 459.25; 460.72.
Пример 2. 4,6 г (0,01 моль) (4-карбокснфе11ил )-5 - фенил-А2-пиразоли11ил - 3 -нафталезого ангидрида раствор ют в 150 мл лед ной уксусной кислоты при 120° С, добавл ют 2,88 г (0,011 моль) бихромата иатпи , выдержилают 3-6 час при 120° С, обрабатывают , ка,к в примере 1,.и получают целевой духт. т. нл. 236--237° (лед на уксусна л о та). В ы ход 9 0-95 %.Example 2. 4.6 g (0.01 mol) of (4-carboxene-11) -5-phenyl-A2-pyrazolyl-3-naphthalic anhydride is dissolved in 150 ml of glacial acetic acid at 120 ° C, 2.88 g (0.011 mol) of dichromate icepium, incubated for 3-6 hours at 120 ° C, treated, ka, for example 1,. and get the target dukh. so nl 236--237 ° (ice on acetic acid). In the course of 9 0-95%.
ИК-спек-п-., 6-д/-: 3560-3500 (срст 1846 I 1792 (сильна ), 1420 (слаба ), (сильна ), 1685 (м.ьна ) Kap6oKC,;bH.f и анг:;дридна группы ; 1597 (сильна ) С Сп C N ароматичесхих .и гетсроЦИклнчес.ксго .циклов.IR SEC-p., 6-d / -: 3560-3500 (Wed 1846 I 1792 (strong), 1420 (weak), (strong), 1685 (m. Na) Kap6oKC,; bH.f and ang: ; dridna group; 1597 (strong) With Cn CN aromatic. and hetsrotsiklnches.ksgo. cycles.
Химическое строение .нолучённого пргтду::та доказано синтезом монохлорангидрида. мсдель;10 о соединени с о-феии;1сндиамином-5фегичл - 1- /г-(бензиМидазолил-2) -фег |Ил-3 -пор П-1афто:1ленбе113иммдазо .тил-4 (5) -пипазолан полипирропбензимидазолниразолоз на осноiBc целевого нроду.кта.The chemical structure of the obtained prgtdu :: that is proved by the synthesis of monochloroanhydride. msdel; 10 o compound with o-feii; 1 siamine-5fegicl-1- / g- (benziMidazolyl-2) -feg | IL-3-p-P-1fto: 1lenbe113 immdazo. -tyl-4 (5) -pipazolan polypyrophene imidazol-ipdazole; nood.
(1 елмет изобретени (1 elmet invention
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1779891A SU476261A1 (en) | 1972-04-30 | 1972-04-30 | Method for preparing 4- (1- / 4-carboxylphenyl (-5-phenylpyrazolyl-3) naphthalic anhydride |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1779891A SU476261A1 (en) | 1972-04-30 | 1972-04-30 | Method for preparing 4- (1- / 4-carboxylphenyl (-5-phenylpyrazolyl-3) naphthalic anhydride |
Publications (1)
Publication Number | Publication Date |
---|---|
SU476261A1 true SU476261A1 (en) | 1975-07-05 |
Family
ID=20512778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU1779891A SU476261A1 (en) | 1972-04-30 | 1972-04-30 | Method for preparing 4- (1- / 4-carboxylphenyl (-5-phenylpyrazolyl-3) naphthalic anhydride |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU476261A1 (en) |
-
1972
- 1972-04-30 SU SU1779891A patent/SU476261A1/en active
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