RO87574B1 - Procedeu de obtinere a n,n-bis(beta-cianometilformamidei) - Google Patents
Procedeu de obtinere a n,n-bis(beta-cianometilformamidei)Info
- Publication number
- RO87574B1 RO87574B1 RO111680A RO11168083A RO87574B1 RO 87574 B1 RO87574 B1 RO 87574B1 RO 111680 A RO111680 A RO 111680A RO 11168083 A RO11168083 A RO 11168083A RO 87574 B1 RO87574 B1 RO 87574B1
- Authority
- RO
- Romania
- Prior art keywords
- acrylonitrile
- beta
- bis
- ammonia
- cyanomethylformamide
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 4
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 abstract 3
- 229910021529 ammonia Inorganic materials 0.000 abstract 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 abstract 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- 238000005917 acylation reaction Methods 0.000 abstract 1
- 235000011114 ammonium hydroxide Nutrition 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000004043 dyeing Methods 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 239000013067 intermediate product Substances 0.000 abstract 1
- LWUUXENGQFMODR-UHFFFAOYSA-N n-(2-cyanoethyl)formamide Chemical compound O=CNCCC#N LWUUXENGQFMODR-UHFFFAOYSA-N 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000005292 vacuum distillation Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a N,N-bis (beta-cianoetilformamidei) utilizata ca accelerator de fixare la imprimarea si vopsirea melanei, consta în aceea ca, se supune reactiei acrilonitrilului cu solutie 23% amoniac la temperatura de 33 degree C, la un raport molar acrilonitril/amoniac de 2/1 timp de 24 h, dupa care are loc purificarea intermediarului, rezultat în prima faza si apoi distilarea în vid la 50 degree C a apei, acrilonitrilului si amoniacului nereactionate, apoi urmeaza reactia de acilare a produsului intermediar de la prima faza cu acid formic 80% concentrat, la temperatura de 130 degree C timp de 2 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83111680A RO87574A2 (ro) | 1983-07-20 | 1983-07-20 | Procedeu de obtinere a n,n-bis(beta-cianometilformamidei |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO83111680A RO87574A2 (ro) | 1983-07-20 | 1983-07-20 | Procedeu de obtinere a n,n-bis(beta-cianometilformamidei |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO87574B1 true RO87574B1 (ro) | 1985-12-01 |
| RO87574A2 RO87574A2 (ro) | 1985-12-20 |
Family
ID=20113437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO83111680A RO87574A2 (ro) | 1983-07-20 | 1983-07-20 | Procedeu de obtinere a n,n-bis(beta-cianometilformamidei |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO87574A2 (ro) |
-
1983
- 1983-07-20 RO RO83111680A patent/RO87574A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO87574A2 (ro) | 1985-12-20 |
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