SU637403A1 - Method of obtaining 4,4'-bis-(4-chlorbenzoyl)-biphenyl - Google Patents
Method of obtaining 4,4'-bis-(4-chlorbenzoyl)-biphenylInfo
- Publication number
- SU637403A1 SU637403A1 SU772501713A SU2501713A SU637403A1 SU 637403 A1 SU637403 A1 SU 637403A1 SU 772501713 A SU772501713 A SU 772501713A SU 2501713 A SU2501713 A SU 2501713A SU 637403 A1 SU637403 A1 SU 637403A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- biphenyl
- bis
- chlorbenzoyl
- obtaining
- mol
- Prior art date
Links
Description
ва сырой 4,4-бис-(4-хлорбенэоил)-бифеннл выньшаго-г ацетоном. Затем осадок кристаллизуют из лиметилсульфоксида (ДМСО). Получают 36,9 г целевого проtJ ,:/KTa (85,5мол.%), т.пл. 304-306®С.wet crude 4,4-bis- (4-chlorobenoyl) -bifennol-acetone. The precipitate is then crystallized from limethyl sulfoxide (DMSO). Obtain 36.9 g of the target protJ,: / KTa (85.5 mol%), so pl. 304-306®С.
Найдено, %: С 71,98 Н 3,82 CS 16,22.Found,%: C, 71.98 H, 3.82 CS, 16.22.
Вычислено, %: С 72,39| Н 3,71 CS 16,47..Calculated,%: C 72.39 | H 3.71 CS 16.47 ..
ИК-cneKTpj jjjj 1648 см, ,75бсм-; ;IR cneKTpj jjjj 1648 cm;, 75bsm-; ;
П р и М е р 2.35 г (0,2 мол ) 4-хлор6енэоилхлорида, 15,4 г (0,1 мол ) бифенила н 50 мл нитробензола загружают в автоклав из нержавеющей стали, снабженный перемешивающим устройством, электрообогрёвом, мономгтром и термопарой. После продувки автоклава инертным газом (азот или аргон) нагревают реакционную массу при епрерыйном перемешивании до ВЕВдержмвают при этой температу эе 1 час.A and P of 2.35 g (0.2 mol) of 4-chloro-eneoyl chloride, 15.4 g (0.1 mol) of biphenyl, and 50 ml of nitrobenzene are loaded into a stainless steel autoclave equipped with a stirrer, electric heating, monogram and thermocouple. After purging the autoclave with an inert gas (nitrogen or argon), the reaction mass is heated with extreme stirring until BEB is kept at this temperature for 1 hour.
Полученную смесь вымывают спиртом (СН,|ОН или CgHjOK) из автоклава, отфильтрованный осадок кристаллизуют KS ДМСО. Получают 37,2 г конечнохоThe resulting mixture was eluted with alcohol (CH, | OH, or CgHjOK) from the autoclave, and the filtered precipitate was crystallized with KS DMSO. Get 37.2 g of course
продукта (выход 86,2% от теории), т.пл. 303-306®С.product (yield 86.2% of theory), so pl. 303-306®С.
Найл,ено, %: С 72,09; Н 3,88 С8 16,18.Nyle, eno,%: C 72.09; H 3.88 C8 16.18.
..
Вычислено, %: с 72,39; Н 3,71; се 16,47.Calculated,%: with 72.39; H 3.71; every 16.47.
ИК-спектр аналогичен спектру, полученному в примере 1.The IR spectrum is similar to the spectrum obtained in example 1.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU772501713A SU637403A1 (en) | 1977-06-28 | 1977-06-28 | Method of obtaining 4,4'-bis-(4-chlorbenzoyl)-biphenyl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU772501713A SU637403A1 (en) | 1977-06-28 | 1977-06-28 | Method of obtaining 4,4'-bis-(4-chlorbenzoyl)-biphenyl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU637403A1 true SU637403A1 (en) | 1978-12-15 |
Family
ID=20715565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU772501713A SU637403A1 (en) | 1977-06-28 | 1977-06-28 | Method of obtaining 4,4'-bis-(4-chlorbenzoyl)-biphenyl |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU637403A1 (en) |
-
1977
- 1977-06-28 SU SU772501713A patent/SU637403A1/en active
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