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 anhydride

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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
Application number
SU1779891A
Other languages
Russian (ru)
Inventor
Василий Владимирович Коршак
Юлий Евсеевич Дорошенко
Александр Андреевич Изынеев
Светлана Александровна Петрова
Александр Максимович Кузнецов
Григорий Федорович Слезко
Эдуард Алексеевич Шевченко
Original Assignee
Институт Естественный Наук Бурятского Филиала Со Ан Ссср
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Институт Естественный Наук Бурятского Филиала Со Ан Ссср filed Critical Институт Естественный Наук Бурятского Филиала Со Ан Ссср
Priority to SU1779891A priority Critical patent/SU476261A1/en
Application granted granted Critical
Publication of SU476261A1 publication Critical patent/SU476261A1/en

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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)

1. Способ получени  (4-; арбоксифе1п-1л )-5-фе;1ил-Д2-:пфазол.ил-3 -нафталевого а::5 гидрида формулы1. The method of obtaining (4-; arboxifon-1-l) -5-fe; 1-D-2-: pfazol.-3-naphthalic a :: 5 hydride of the formula COUHCOUH отличающийс  тем, что 4- 1-(4-кйрбо;(с ,1фс- 1ил)-5 - фенил-А -пиразол.ин.ил-З - пафтглезый ан.гидрид окисл ют бихроматом натра  в среде лед ной уксуе.чой кислоты при чагревани;:.characterized in that 4- 1- (4-kyrbo; (s, 1fs-1yl) -5-phenyl-A-pyrazole. in.-3-paftglazy anhydride is oxidized with sodium bichromate in an ice-cold environment. chagreva acids;:. 2. С пособ по п. 1,0 т л и ч а ю щ и и с   тем, что процесс провод т при 120° С.2. Using the manual under item 1.0 tl and h and y and so that the process is carried out at 120 ° C.
SU1779891A 1972-04-30 1972-04-30 Method for preparing 4- (1- / 4-carboxylphenyl (-5-phenylpyrazolyl-3) naphthalic anhydride SU476261A1 (en)

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

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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)

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