RO86542B1 - Procedeu de preparare a acidului malonic - Google Patents
Procedeu de preparare a acidului malonicInfo
- Publication number
- RO86542B1 RO86542B1 RO111053A RO11105383A RO86542B1 RO 86542 B1 RO86542 B1 RO 86542B1 RO 111053 A RO111053 A RO 111053A RO 11105383 A RO11105383 A RO 11105383A RO 86542 B1 RO86542 B1 RO 86542B1
- Authority
- RO
- Romania
- Prior art keywords
- malonic acid
- water
- preparing malonic
- preparing
- recirculated
- Prior art date
Links
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- LTMRRSWNXVJMBA-UHFFFAOYSA-L 2,2-diethylpropanedioate Chemical compound CCC(CC)(C([O-])=O)C([O-])=O LTMRRSWNXVJMBA-UHFFFAOYSA-L 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 abstract 1
- 239000011976 maleic acid Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 abstract 1
- 239000003643 water by type Substances 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Inventia se refera la un procedeu de preparare a acidului malenic, utilizînd ca materie prima malonatul de dietil se încalzeste la 40-50 degree C cu apa si acid clorhidric, dupa care apa este distilata în vid pîna la obtinerea unei suspensii de cristale, care se supune racirii, filtrarii si uscarii, apele mume fiind recirculate la faza de hidroliza.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO111053A RO86542B1 (ro) | 1983-05-25 | 1983-05-25 | Procedeu de preparare a acidului malonic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO111053A RO86542B1 (ro) | 1983-05-25 | 1983-05-25 | Procedeu de preparare a acidului malonic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO86542A2 RO86542A2 (ro) | 1985-03-15 |
| RO86542B1 true RO86542B1 (ro) | 1985-04-01 |
Family
ID=20113126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO111053A RO86542B1 (ro) | 1983-05-25 | 1983-05-25 | Procedeu de preparare a acidului malonic |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO86542B1 (ro) |
-
1983
- 1983-05-25 RO RO111053A patent/RO86542B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO86542A2 (ro) | 1985-03-15 |
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