RU2001108309A - 1,4-DIALKYLETHYLENE DIAMIN-4'-THIOALDEHYDE AS EXTRACENTS OF NOBLE METALS AND METHOD FOR PRODUCING THEM - Google Patents

1,4-DIALKYLETHYLENE DIAMIN-4'-THIOALDEHYDE AS EXTRACENTS OF NOBLE METALS AND METHOD FOR PRODUCING THEM

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Publication number
RU2001108309A
RU2001108309A RU2001108309/04A RU2001108309A RU2001108309A RU 2001108309 A RU2001108309 A RU 2001108309A RU 2001108309/04 A RU2001108309/04 A RU 2001108309/04A RU 2001108309 A RU2001108309 A RU 2001108309A RU 2001108309 A RU2001108309 A RU 2001108309A
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RU
Russia
Prior art keywords
producing
noble metals
extracents
dialkylethylene
thioaldehyde
Prior art date
Application number
RU2001108309/04A
Other languages
Russian (ru)
Other versions
RU2202541C2 (en
Inventor
Виктор Петрович Кривоногов
Равиль Ахметзянович Хисамутдинов
Галина Александровна Сивкова
Галина Геннадиевна Козлова
Юрий Ильич Муринов
Насима Гимадисламовна Афзалетдинова
Ильдус Бариевич Абдрахманов
Original Assignee
Институт органической химии Уфимского научного центра РАН
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Publication date
Application filed by Институт органической химии Уфимского научного центра РАН filed Critical Институт органической химии Уфимского научного центра РАН
Priority to RU2001108309/04A priority Critical patent/RU2202541C2/en
Priority claimed from RU2001108309/04A external-priority patent/RU2202541C2/en
Publication of RU2001108309A publication Critical patent/RU2001108309A/en
Application granted granted Critical
Publication of RU2202541C2 publication Critical patent/RU2202541C2/en

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Claims (2)

1. 1,4-Ди-н-алкилэтилендиамин-4'-тиоальдегиды формулы
Figure 00000001

R = C4H9 (I)
R = C5H11 (II)
в качестве экстрагентов благородных металлов.1. 1,4-Di-n-alkylethylenediamine-4'-thioaldehydes of the formula
Figure 00000001

R = C 4 H 9 (I)
R = C 5 H 11 (II)
as extractants of noble metals. 2. Способ получения 1,4-диалкилэтилендиамин-4'-тиоальдегидов, включающий взаимодействие 2-имидазолидинтиона с алкилбромидами в присутствии гидроокиси калия в среде диметилсульфоксида, отличающийся тем, что соотношение реагентов 2-имидазолидинтион: гидроокись калия: алкилбромид составляет 1: 2,4: 3,6; температура 50-80oC.2. A method for producing 1,4-dialkylethylenediamine-4'-thioaldehydes, comprising reacting 2-imidazolidinedione with alkyl bromides in the presence of potassium hydroxide in dimethyl sulfoxide, characterized in that the ratio of 2-imidazolidinedione: potassium hydroxide: alkyl bromide reagents is 1: 2.4 : 3.6; temperature 50-80 o C.
RU2001108309/04A 2001-03-27 2001-03-27 1,4-dialkylethylenediamine-4'-thioaldehydes as extractants of precious metals and method of their synthesis RU2202541C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2001108309/04A RU2202541C2 (en) 2001-03-27 2001-03-27 1,4-dialkylethylenediamine-4'-thioaldehydes as extractants of precious metals and method of their synthesis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2001108309/04A RU2202541C2 (en) 2001-03-27 2001-03-27 1,4-dialkylethylenediamine-4'-thioaldehydes as extractants of precious metals and method of their synthesis

Publications (2)

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RU2001108309A true RU2001108309A (en) 2003-03-27
RU2202541C2 RU2202541C2 (en) 2003-04-20

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