DE2439297C3 - Verfahren zur Herstellung von Sulfanilsäure - Google Patents
Verfahren zur Herstellung von SulfanilsäureInfo
- Publication number
- DE2439297C3 DE2439297C3 DE19742439297 DE2439297A DE2439297C3 DE 2439297 C3 DE2439297 C3 DE 2439297C3 DE 19742439297 DE19742439297 DE 19742439297 DE 2439297 A DE2439297 A DE 2439297A DE 2439297 C3 DE2439297 C3 DE 2439297C3
- Authority
- DE
- Germany
- Prior art keywords
- aniline
- reaction
- reactor
- sulfanilic acid
- baking
- 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.)
- Expired
Links
- HVBSAKJJOYLTQU-UHFFFAOYSA-N 4-aminobenzenesulfonic acid Chemical compound NC1=CC=C(S(O)(=O)=O)C=C1 HVBSAKJJOYLTQU-UHFFFAOYSA-N 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims description 12
- 229950000244 sulfanilic acid Drugs 0.000 title claims description 8
- 238000004519 manufacturing process Methods 0.000 title description 4
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- WZTQWXKHLAJTRC-UHFFFAOYSA-N benzyl 2-amino-6,7-dihydro-4h-[1,3]thiazolo[5,4-c]pyridine-5-carboxylate Chemical compound C1C=2SC(N)=NC=2CCN1C(=O)OCC1=CC=CC=C1 WZTQWXKHLAJTRC-UHFFFAOYSA-N 0.000 claims description 7
- 230000007717 exclusion Effects 0.000 claims description 4
- NTOLGSSKLPLTDW-UHFFFAOYSA-N hydrogen sulfate;phenylazanium Chemical compound OS(O)(=O)=O.NC1=CC=CC=C1 NTOLGSSKLPLTDW-UHFFFAOYSA-N 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- 239000002253 acid Substances 0.000 description 8
- 150000007513 acids Chemical class 0.000 description 7
- -1 arylamine sulfates Chemical class 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000000047 product Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229910021653 sulphate ion Inorganic materials 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-O hydroxy(oxo)sulfanium Chemical compound O=[SH+]=O RAHZWNYVWXNFOC-UHFFFAOYSA-O 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742439297 DE2439297C3 (de) | 1974-08-16 | 1974-08-16 | Verfahren zur Herstellung von Sulfanilsäure |
| NL7509540A NL7509540A (nl) | 1974-08-16 | 1975-08-11 | Werkwijze voor het bereiden van aminoarylsulfon- zuren. |
| CH1055375A CH597169A5 (enExample) | 1974-08-16 | 1975-08-13 | |
| IT2637875A IT1042093B (it) | 1974-08-16 | 1975-08-14 | Processo per la produzione di acidi aminoarilsolfonici |
| JP9815875A JPS5143741A (ja) | 1974-08-16 | 1975-08-14 | Aminoariirusurupponsanno seiho |
| FR7525366A FR2281924A1 (fr) | 1974-08-16 | 1975-08-14 | Procede de preparation d'acides aminoarylsulfoniques |
| GB3404475A GB1500343A (en) | 1974-08-16 | 1975-08-15 | Process for preparing aminoarylsulphonic acids |
| BR7505214A BR7505214A (pt) | 1974-08-16 | 1975-08-15 | Processo para a preparacao de acidos aminoarisulfonicos |
| BE159279A BE832520A (fr) | 1974-08-16 | 1975-08-18 | Procede de preparation d'acides aminoarylsulfoniques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742439297 DE2439297C3 (de) | 1974-08-16 | 1974-08-16 | Verfahren zur Herstellung von Sulfanilsäure |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2439297A1 DE2439297A1 (de) | 1976-03-04 |
| DE2439297B2 DE2439297B2 (de) | 1976-11-18 |
| DE2439297C3 true DE2439297C3 (de) | 1982-05-19 |
Family
ID=5923334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742439297 Expired DE2439297C3 (de) | 1974-08-16 | 1974-08-16 | Verfahren zur Herstellung von Sulfanilsäure |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5143741A (enExample) |
| BE (1) | BE832520A (enExample) |
| BR (1) | BR7505214A (enExample) |
| CH (1) | CH597169A5 (enExample) |
| DE (1) | DE2439297C3 (enExample) |
| FR (1) | FR2281924A1 (enExample) |
| GB (1) | GB1500343A (enExample) |
| IT (1) | IT1042093B (enExample) |
| NL (1) | NL7509540A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4209008A1 (de) * | 1992-03-20 | 1993-09-23 | Bitterfeld Wolfen Chemie | Verfahren zur kontinuierlichen herstellung eines aus anilinhydrogensulfat und sulfanilsaeure bestehenden gemisches |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3114832A1 (de) * | 1981-04-11 | 1982-10-28 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von p-sulfanilsaeure |
| DE3114830A1 (de) * | 1981-04-11 | 1982-11-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von amino-arylsulfonsaeuren |
| DE3114829A1 (de) * | 1981-04-11 | 1982-11-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von aromatischen aminosulfonsaeuren |
| DE3330445A1 (de) * | 1983-08-24 | 1985-03-21 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von als feststoffe anfallenden chemischen verbindungen aus fluessigen ausgangsstoffen |
| DE3723801A1 (de) * | 1987-07-18 | 1989-01-26 | Bayer Ag | Verfahren zur herstellung von aminoaryl-sulfonsaeuren |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH2A (de) * | 1888-11-15 | 1889-04-11 | Saurer & Soehne F | Stickmaschine mit vorwiegend automatischem Betrieb zur Erzeugung von Plattstichstickerei |
-
1974
- 1974-08-16 DE DE19742439297 patent/DE2439297C3/de not_active Expired
-
1975
- 1975-08-11 NL NL7509540A patent/NL7509540A/xx not_active Application Discontinuation
- 1975-08-13 CH CH1055375A patent/CH597169A5/xx not_active IP Right Cessation
- 1975-08-14 JP JP9815875A patent/JPS5143741A/ja active Pending
- 1975-08-14 IT IT2637875A patent/IT1042093B/it active
- 1975-08-14 FR FR7525366A patent/FR2281924A1/fr active Granted
- 1975-08-15 GB GB3404475A patent/GB1500343A/en not_active Expired
- 1975-08-15 BR BR7505214A patent/BR7505214A/pt unknown
- 1975-08-18 BE BE159279A patent/BE832520A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4209008A1 (de) * | 1992-03-20 | 1993-09-23 | Bitterfeld Wolfen Chemie | Verfahren zur kontinuierlichen herstellung eines aus anilinhydrogensulfat und sulfanilsaeure bestehenden gemisches |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1042093B (it) | 1980-01-30 |
| NL7509540A (nl) | 1976-02-18 |
| CH597169A5 (enExample) | 1978-03-31 |
| DE2439297A1 (de) | 1976-03-04 |
| GB1500343A (en) | 1978-02-08 |
| BR7505214A (pt) | 1976-08-03 |
| FR2281924A1 (fr) | 1976-03-12 |
| BE832520A (fr) | 1976-02-18 |
| DE2439297B2 (de) | 1976-11-18 |
| FR2281924B1 (enExample) | 1978-12-08 |
| JPS5143741A (ja) | 1976-04-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |