DE126042C - - Google Patents
Info
- Publication number
- DE126042C DE126042C DENDAT126042D DE126042DA DE126042C DE 126042 C DE126042 C DE 126042C DE NDAT126042 D DENDAT126042 D DE NDAT126042D DE 126042D A DE126042D A DE 126042DA DE 126042 C DE126042 C DE 126042C
- Authority
- DE
- Germany
- Prior art keywords
- acid
- gallic acid
- lead
- mol
- acetic acid
- 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
- LNTHITQWFMADLM-UHFFFAOYSA-N gallic acid Chemical compound OC(=O)C1=CC(O)=C(O)C(O)=C1 LNTHITQWFMADLM-UHFFFAOYSA-N 0.000 claims description 44
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 27
- 229940074391 gallic acid Drugs 0.000 claims description 20
- 235000004515 gallic acid Nutrition 0.000 claims description 20
- 238000001556 precipitation Methods 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 229920001864 tannin Polymers 0.000 claims description 3
- 239000001648 tannin Substances 0.000 claims description 3
- 235000018553 tannin Nutrition 0.000 claims description 3
- 239000002253 acid Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- PNZVFASWDSMJER-UHFFFAOYSA-N acetic acid;lead Chemical compound [Pb].CC(O)=O PNZVFASWDSMJER-UHFFFAOYSA-N 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 229930182470 glycoside Natural products 0.000 description 1
- 150000002338 glycosides Chemical class 0.000 description 1
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/01—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups
- C07C65/03—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE126042C true DE126042C (enrdf_load_stackoverflow) |
Family
ID=394722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT126042D Active DE126042C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE126042C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT126042D patent/DE126042C/de active Active
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