SU466216A1 - The method of obtaining diazo compounds of the difficultly digested amines of the benzene series - Google Patents
The method of obtaining diazo compounds of the difficultly digested amines of the benzene seriesInfo
- Publication number
- SU466216A1 SU466216A1 SU1920524A SU1920524A SU466216A1 SU 466216 A1 SU466216 A1 SU 466216A1 SU 1920524 A SU1920524 A SU 1920524A SU 1920524 A SU1920524 A SU 1920524A SU 466216 A1 SU466216 A1 SU 466216A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- amines
- difficultly
- digested
- diazo compounds
- benzene series
- Prior art date
Links
Landscapes
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Developing Agents For Electrophotography (AREA)
Description
кислоты и 0,2 г продукта, конденсации смеси моноэтаноламидов синтетических жирных кислот Сб-Сю € 5 моль окиси этилена нагревают 20 мин при 60-65°С, затем охлаждают до 20-25°С, приливают 7,2 мл 20%-ного раствора нитрита натри и размешивают 45 мин при 25°С. Выход диазосоединени 98,5-100%.acids and 0.2 g of the product; condensation of a mixture of monoethanolamides of synthetic fatty acids; Sb-Siu 5 moles of ethylene oxide is heated for 20 minutes at 60-65 ° C, then cooled to 20-25 ° C, and 7.2 ml of 20% is poured sodium nitrite solution and stirred for 45 min at 25 ° C. The yield of diazo compounds is 98.5-100%.
Пример 2. 3,72 г З-нитро-4-аминотолуола , 20 мл воды, 9 мл 30%-ной сол ной кислоты и 0,15 г продукта конденсации смеси моноэтаноламидов синтетических жирных кислот Сю-Ci6 с 10 моль окиси этилена .размешивают 45 мин при комнатной температуре, затем приливают 5,7 мл 30%-ного раствора нитрита натри и размешивают 40 мин при 17-20°С. Выход З-нитро-4-диазотолуола 99--100%.Example 2. 3.72 g of 3-nitro-4-aminotoluene, 20 ml of water, 9 ml of 30% hydrochloric acid and 0.15 g of a condensation product of a mixture of synthetic fatty acid monoethanolamides with Syu-Ci6 with 10 mol of ethylene oxide. 45 minutes at room temperature, then 5.7 ml of 30% sodium nitrite solution are added and stirred for 40 minutes at 17-20 ° C. The output of the N-nitro-4-diazotoluene 99--100%.
Лример 3. 2,4 г 70%-него З-нитро-4-аминоанизола , 20 мл воды, 9,5 мл 30%-ной сол ной кислоты и 0,1 г продукта конденсации смеси моноэтаноламидов синтетических жирных кислот Cs-Ci6 с 9 моль окиси этилена обрабатывают по примеру 2. Выход диазосоединени 98,5-100%.Lriemer 3. 2.4 g of 70% Z-nitro-4-aminoanisole, 20 ml of water, 9.5 ml of 30% hydrochloric acid and 0.1 g of a condensation product of a mixture of monoethanolamides of synthetic fatty acids Cs-Ci6 with 9 moles of ethylene oxide are treated as in Example 2. The yield of diazo compound is 98.5-100%.
Пример 4. 8 г 98%-ного З-амино-4-метокси-2 ,5-дихлорбензанилида, ПО мл воды, 7,9 мл 30%-ной сол ной кислоты и 0,3 г .продукта конденсации смеси моноэтаноламидов синтетических жирных кислот Cs-Cie с 10 моль окиси этилена обрабатывают по примеру 1. Выход диазосоединени 98-100%. Пример 5. 5 г 98%-ного З-амино-4-хлорбензамида диазотируют по примеру 1. Выход диазосоединени 98%.Example 4. 8 g of 98% 3-amino-4-methoxy-2, 5-dichlorobenzanolide, PO ml of water, 7.9 ml of 30% hydrochloric acid and 0.3 g of a condensation product of a mixture of synthetic fatty monoethanolamides Cs-Cie acids with 10 mol of ethylene oxide are treated as in Example 1. The yield of diazo compound is 98-100%. Example 5. 5 g of 98% 3-amino-4-chlorobenzamide are diazotized in Example 1. The yield of diazo compound is 98%.
Предмет изобретени Subject invention
Способ получени диазосоединений труднодиазотируемых аминов бензольного р да путем обработки амина бензольното р да нитритом натри в водно-кислой среде в присутствии неионогенного поверхностно-активногоThe method of obtaining diazo compounds of the hardly diazotized amines of the benzene series by treating the amine with a benzene ring of sodium nitrite in an aqueous acid medium in the presence of a non-ionic surfactant
вешества, отличающийс тем, что, с целью улучшени качества целевого продукта и повышени его стабильности, в качестве неионогенного поверхностно-активного вещества используют полиоксиэтиленгликолевыйmatter, characterized in that, in order to improve the quality of the target product and increase its stability, polyoxyethylene glycol is used as a non-ionic surfactant
эфир моноамида жирной кислоты общей формулыester of fatty acid monoamide of general formula
R-CONHCH,CH,O (.ОпНR-CONHCH, CH, O (.OpN
где R - углеводородный радикал с числом углеродных атомов .where R is a hydrocarbon radical with the number of carbon atoms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1920524A SU466216A1 (en) | 1973-05-07 | 1973-05-07 | The method of obtaining diazo compounds of the difficultly digested amines of the benzene series |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1920524A SU466216A1 (en) | 1973-05-07 | 1973-05-07 | The method of obtaining diazo compounds of the difficultly digested amines of the benzene series |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU466216A1 true SU466216A1 (en) | 1975-04-05 |
Family
ID=20553182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1920524A SU466216A1 (en) | 1973-05-07 | 1973-05-07 | The method of obtaining diazo compounds of the difficultly digested amines of the benzene series |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU466216A1 (en) |
-
1973
- 1973-05-07 SU SU1920524A patent/SU466216A1/en active
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