SU1010061A1 - Способ получени 4,5-диамино-бензо-2,1,3-оксадиазола - Google Patents
Способ получени 4,5-диамино-бензо-2,1,3-оксадиазола Download PDFInfo
- Publication number
- SU1010061A1 SU1010061A1 SU813365361A SU3365361A SU1010061A1 SU 1010061 A1 SU1010061 A1 SU 1010061A1 SU 813365361 A SU813365361 A SU 813365361A SU 3365361 A SU3365361 A SU 3365361A SU 1010061 A1 SU1010061 A1 SU 1010061A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- oxadiazole
- reduction
- diaminobenzo
- preparing
- simplify
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims 2
- SHWDQDBUVFATHY-UHFFFAOYSA-N 2,1,3-benzoxadiazole-4,5-diamine Chemical compound NC1=C(N)C=CC2=NON=C21 SHWDQDBUVFATHY-UHFFFAOYSA-N 0.000 title 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims abstract 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000012736 aqueous medium Substances 0.000 claims abstract 2
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 claims 1
- ZPOLOEWJWXZUSP-WAYWQWQTSA-N bis(prop-2-enyl) (z)-but-2-enedioate Chemical compound C=CCOC(=O)\C=C/C(=O)OCC=C ZPOLOEWJWXZUSP-WAYWQWQTSA-N 0.000 claims 1
- XBDUTCVQJHJTQZ-UHFFFAOYSA-L iron(2+) sulfate monohydrate Chemical compound O.[Fe+2].[O-]S([O-])(=O)=O XBDUTCVQJHJTQZ-UHFFFAOYSA-L 0.000 claims 1
- RLFZYIUUQBHRNV-UHFFFAOYSA-N 2,5-dihydrooxadiazole Chemical compound C1ONN=C1 RLFZYIUUQBHRNV-UHFFFAOYSA-N 0.000 abstract 1
- 235000003891 ferrous sulphate Nutrition 0.000 abstract 1
- 239000011790 ferrous sulphate Substances 0.000 abstract 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 abstract 1
Landscapes
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
СПОСОБ ПОЛУЧЕНИЯ 4,5 Д Р1АМИНОБЕНЗО-2,1,3-ОКСАДИАЗОЛА восстановлением 4-нитрс -5-амшюбензо- 2,1,3-тназола, отличающийс тем, что, с целью упрощени технологии процесса, восстановление провод т гидратом сульфата закиси железа и концентрирова шым водным аммиаком в водной среде в присутствии сол ной кислоты при 90-91 С.
Description
о
о о
05
Claims (1)
- СПОСОБ ПОЛУЧЕНИЯ 4,5ДИАМ.ИНОБЕНЗО-2,1,3-ОКСАДИАЗОЛА восстановлением 4-нитро-5—аминобензо— 2,1,3-тиазола, отличающийс я тем, что, с целью упрощения технологии процесса, восстановление проводят гидратом сульфата закиси железа и концентрированным водным аммиаком в водной среде в присутствии соляной кислоты при 90-91° С.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU813365361A SU1010061A1 (ru) | 1981-09-14 | 1981-09-14 | Способ получени 4,5-диамино-бензо-2,1,3-оксадиазола |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU813365361A SU1010061A1 (ru) | 1981-09-14 | 1981-09-14 | Способ получени 4,5-диамино-бензо-2,1,3-оксадиазола |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1010061A1 true SU1010061A1 (ru) | 1983-04-07 |
Family
ID=20986534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU813365361A SU1010061A1 (ru) | 1981-09-14 | 1981-09-14 | Способ получени 4,5-диамино-бензо-2,1,3-оксадиазола |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU1010061A1 (ru) |
-
1981
- 1981-09-14 SU SU813365361A patent/SU1010061A1/ru active
Non-Patent Citations (1)
| Title |
|---|
| l.Doe MoHte D.,SandriE.,aггa cc-ioP., ВоЕе. Scient-Fac-Ohii.Sud-Botog a , л/2.1968, C-165-tgO. * |
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