SU550399A1 - Method for preparing aryl dichlorophosphites - Google Patents

Method for preparing aryl dichlorophosphites

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Publication number
SU550399A1
SU550399A1 SU2120219A SU2120219A SU550399A1 SU 550399 A1 SU550399 A1 SU 550399A1 SU 2120219 A SU2120219 A SU 2120219A SU 2120219 A SU2120219 A SU 2120219A SU 550399 A1 SU550399 A1 SU 550399A1
Authority
SU
USSR - Soviet Union
Prior art keywords
preparing aryl
dichlorophosphites
aryl dichlorophosphites
preparing
phosphorodichloridites
Prior art date
Application number
SU2120219A
Other languages
Russian (ru)
Inventor
Николай Кириллович Близнюк
Зоя Николаевна Кваша
Людмила Викторовна Чверткина
Светлана Борисовна Голенкевич
Original Assignee
Всесоюзный научно-исследовательский институт фитопатологии
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.)
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Publication date
Application filed by Всесоюзный научно-исследовательский институт фитопатологии filed Critical Всесоюзный научно-исследовательский институт фитопатологии
Priority to SU2120219A priority Critical patent/SU550399A1/en
Application granted granted Critical
Publication of SU550399A1 publication Critical patent/SU550399A1/en

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Description

Аналогичный результат получен при использовании в качестве катализатора тетраэтиламмонийиодида (0,2 мол. %) и 2-хлорэтилтриметиламмонийхлорида (0,2 мол. %).A similar result was obtained using tetraethylammonium iodide (0.2 mol.%) And 2-chloroethyltrimethylammonium chloride (0.2 mol.%) As a catalyst.

Пример 2. Получение 2,4,5-трихлорфенилдихлорфосфита .Example 2. Getting 2,4,5-trichlorophenyldichlorophosphate.

Продукт получают в услови х примера 1 из 0,05 г-мол  2,4,5-трихлорфенола, 0,02 г триэтилбензиламмонийхлорида и 30 мл треххлористого фосфора. Выход 72%, т. кип. 126- 128°С/1 мм рт. ст. 1,6010.The product is prepared under the conditions of Example 1 from 0.05 gmol mol of 2,4,5-trichlorophenol, 0.02 g of triethylbenzylammonium chloride and 30 ml of phosphorus trichloride. Yield 72%, kp. 126- 128 ° C / 1 mm Hg. Art. 1.6010.

Найдено, %: С1 англ. 23,51.Found,%: C1 English 23.51.

СбНгСЬОР.SbNGSIOR.

Вычислено, %: С1 англ. 23,85.Calculated,%: C1 English. 23.85.

Пример 3. Получение 2,4-дибромфенилдихлорфосфита .Example 3. Obtaining 2,4-dibromophenyldichlorophosphate.

Вещество получают в услови х примера 1 из 0,03 г-мол  2,4-дибромфенола, 0,014 г триэтилбензиламмонийхлорида и 20 мл треххлористого фосфора. Выход 72%, т. кип. 139- 141°С/1 мм рт. ст. Л2°, 1,6268.The substance is obtained under the conditions of example 1 from 0.03 g mol of 2,4-dibromophenol, 0.014 g of triethylbenzylammonium chloride and 20 ml of phosphorus trichloride. Yield 72%, kp. 139-141 ° C / 1 mm Hg. Art. L2 °, 1.6268.

Найдено, %: CI англ. 19,76.Found,%: CI Eng. 19.76.

СбНзС12ВГ20Р.SbNzS12VG20R.

Вычислено, %: С1 англ. 20,11.Calculated,%: C1 English. 20.11.

Claims (2)

1. Н. Tolkmith., Aromatic phosphorodichloridites and phosphorodichloridothioates. I. Arul phosphorodichloridites. Journ. orf. Chem., 1958, 20 V. 23, c. 1682-1684.1. N. Tolkmith., Aromatic phosphorodichloridites and phosphorodichloridothioates. I. Arul phosphorodichloridites. Journ. orf. Chem., 1958, 20 V. 23, c. 1682-1684. 2. Авторское свидетельство СССР № 485120, М. Кл.2 С 07F 9/24, 27.05.74 (прототип).2. USSR author's certificate No. 485120, M. Cl. 2 C 07F 9/24, 05/27/74 (prototype).
SU2120219A 1975-04-02 1975-04-02 Method for preparing aryl dichlorophosphites SU550399A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2120219A SU550399A1 (en) 1975-04-02 1975-04-02 Method for preparing aryl dichlorophosphites

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2120219A SU550399A1 (en) 1975-04-02 1975-04-02 Method for preparing aryl dichlorophosphites

Publications (1)

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SU550399A1 true SU550399A1 (en) 1977-03-15

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SU2120219A SU550399A1 (en) 1975-04-02 1975-04-02 Method for preparing aryl dichlorophosphites

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SU (1) SU550399A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158300A2 (en) * 1984-04-09 1985-10-16 Borg-Warner Chemicals, Inc. Preparation of 2,6-Dialkyl phenoxydihalophosphites
EP0159294A2 (en) * 1984-04-17 1985-10-23 Ciba-Geigy Ag Process for preparing cyclic phosphorous-acid esters

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158300A2 (en) * 1984-04-09 1985-10-16 Borg-Warner Chemicals, Inc. Preparation of 2,6-Dialkyl phenoxydihalophosphites
EP0158300A3 (en) * 1984-04-09 1986-03-12 Borg-Warner Chemicals, Inc. Preparation of hindered phenoxy dichlorophosphites
EP0159294A2 (en) * 1984-04-17 1985-10-23 Ciba-Geigy Ag Process for preparing cyclic phosphorous-acid esters
EP0159294A3 (en) * 1984-04-17 1986-03-19 Ciba-Geigy Ag Process for preparing cyclic phosphorous-acid esters
US4692540A (en) * 1984-04-17 1987-09-08 Ciba-Geigy Corporation Process for the preparation of cyclic phosphites

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