RO91437B1 - Procedeu de obtinere a hidrazodicarboxamidei - Google Patents
Procedeu de obtinere a hidrazodicarboxamideiInfo
- Publication number
- RO91437B1 RO91437B1 RO117714A RO11771485A RO91437B1 RO 91437 B1 RO91437 B1 RO 91437B1 RO 117714 A RO117714 A RO 117714A RO 11771485 A RO11771485 A RO 11771485A RO 91437 B1 RO91437 B1 RO 91437B1
- Authority
- RO
- Romania
- Prior art keywords
- hydrazodicarboxamide
- hydrazine
- obtaining
- reactants
- yielding
- Prior art date
Links
- ULUZGMIUTMRARO-UHFFFAOYSA-N (carbamoylamino)urea Chemical compound NC(=O)NNC(N)=O ULUZGMIUTMRARO-UHFFFAOYSA-N 0.000 title abstract 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- BIVUUOPIAYRCAP-UHFFFAOYSA-N aminoazanium;chloride Chemical compound Cl.NN BIVUUOPIAYRCAP-UHFFFAOYSA-N 0.000 abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 239000012736 aqueous medium Substances 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- LIAWOTKNAVAKCX-UHFFFAOYSA-N hydrazine;dihydrochloride Chemical compound Cl.Cl.NN LIAWOTKNAVAKCX-UHFFFAOYSA-N 0.000 abstract 1
- 239000000376 reactant Substances 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a hidrazodicarboxamidei prin reactia ureei cu monoclorhidratul de hidrazina sau diclorhidratul de hidrazina, în prezenta sau absenta de hidroxizi alcalini cum sînt hidroxidul de sodiu si hidroxidul de potasiu, ca atare sau luati în amestec, lucrînd în mediu apos, la anumite rapoarte molare între reactanti, la timp de contact determinat, la temperaturi cuprinse între 100 si 130 degree C, obtinînd randamente cuprinse între 70 si 90%, raportate la clorhidrat de hidrazina.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO117714A RO91437B1 (ro) | 1985-02-21 | 1985-02-21 | Procedeu de obtinere a hidrazodicarboxamidei |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO117714A RO91437B1 (ro) | 1985-02-21 | 1985-02-21 | Procedeu de obtinere a hidrazodicarboxamidei |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO91437A2 RO91437A2 (ro) | 1987-03-30 |
| RO91437B1 true RO91437B1 (ro) | 1987-03-31 |
Family
ID=20116605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO117714A RO91437B1 (ro) | 1985-02-21 | 1985-02-21 | Procedeu de obtinere a hidrazodicarboxamidei |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO91437B1 (ro) |
-
1985
- 1985-02-21 RO RO117714A patent/RO91437B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO91437A2 (ro) | 1987-03-30 |
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