DE169992C - - Google Patents
Info
- Publication number
- DE169992C DE169992C DENDAT169992D DE169992DA DE169992C DE 169992 C DE169992 C DE 169992C DE NDAT169992 D DENDAT169992 D DE NDAT169992D DE 169992D A DE169992D A DE 169992DA DE 169992 C DE169992 C DE 169992C
- Authority
- DE
- Germany
- Prior art keywords
- lactic acid
- aniline
- salt
- salts
- little
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 31
- 235000014655 lactic acid Nutrition 0.000 claims description 15
- 239000004310 lactic acid Substances 0.000 claims description 15
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 2
- 239000003610 charcoal Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 description 6
- 150000007513 acids Chemical class 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- MMCPOSDMTGQNKG-UHFFFAOYSA-N anilinium chloride Chemical compound Cl.NC1=CC=CC=C1 MMCPOSDMTGQNKG-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- LYAMWDLJZCJQEZ-UHFFFAOYSA-N aniline;2-hydroxypropanoic acid Chemical compound CC(O)C(O)=O.NC1=CC=CC=C1 LYAMWDLJZCJQEZ-UHFFFAOYSA-N 0.000 description 1
- 150000001448 anilines Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE169992C true DE169992C (enrdf_load_stackoverflow) |
Family
ID=435069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT169992D Active DE169992C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE169992C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2539472A (en) * | 1949-07-15 | 1951-01-30 | William P Ratchford | Process for the purification of certain water-soluble hydroxycarboxylic acids |
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0
- DE DENDAT169992D patent/DE169992C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2539472A (en) * | 1949-07-15 | 1951-01-30 | William P Ratchford | Process for the purification of certain water-soluble hydroxycarboxylic acids |