SU656507A3 - Способ получени -толуолсульфокислоты - Google Patents
Способ получени -толуолсульфокислотыInfo
- Publication number
- SU656507A3 SU656507A3 SU762418858A SU2418858A SU656507A3 SU 656507 A3 SU656507 A3 SU 656507A3 SU 762418858 A SU762418858 A SU 762418858A SU 2418858 A SU2418858 A SU 2418858A SU 656507 A3 SU656507 A3 SU 656507A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- toluene
- water
- solution
- acid
- column
- Prior art date
Links
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 title claims 115
- 238000000034 method Methods 0.000 title claims 14
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 30
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 26
- 239000000243 solution Substances 0.000 claims 22
- 239000000047 product Substances 0.000 claims 15
- 239000002253 acid Substances 0.000 claims 10
- 239000007864 aqueous solution Substances 0.000 claims 6
- KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 claims 6
- 238000000926 separation method Methods 0.000 claims 6
- 150000003457 sulfones Chemical class 0.000 claims 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 4
- 239000008346 aqueous phase Substances 0.000 claims 4
- 238000002425 crystallisation Methods 0.000 claims 4
- 230000008025 crystallization Effects 0.000 claims 4
- 238000006243 chemical reaction Methods 0.000 claims 3
- 239000012535 impurity Substances 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 3
- 238000006277 sulfonation reaction Methods 0.000 claims 3
- 150000003460 sulfonic acids Chemical class 0.000 claims 3
- 239000006286 aqueous extract Substances 0.000 claims 2
- 239000013078 crystal Substances 0.000 claims 2
- 239000000706 filtrate Substances 0.000 claims 2
- 239000011521 glass Substances 0.000 claims 2
- 150000004682 monohydrates Chemical class 0.000 claims 2
- 239000012071 phase Substances 0.000 claims 2
- 229910052573 porcelain Inorganic materials 0.000 claims 2
- 238000010583 slow cooling Methods 0.000 claims 2
- 125000003944 tolyl group Chemical group 0.000 claims 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims 1
- 241000694440 Colpidium aqueous Species 0.000 claims 1
- 150000007513 acids Chemical class 0.000 claims 1
- 230000001476 alcoholic effect Effects 0.000 claims 1
- 239000011260 aqueous acid Substances 0.000 claims 1
- 238000010533 azeotropic distillation Methods 0.000 claims 1
- 238000005119 centrifugation Methods 0.000 claims 1
- 239000000975 dye Substances 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 239000008187 granular material Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000003960 organic solvent Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
- 238000005070 sampling Methods 0.000 claims 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims 1
- 239000004094 surface-active agent Substances 0.000 claims 1
- 239000002966 varnish Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL18493175A PL101000B1 (pl) | 1975-11-22 | 1975-11-22 | Sposob otrzymywania kwasu p-toluenosulfonowego |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU656507A3 true SU656507A3 (ru) | 1979-04-05 |
Family
ID=19974367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU762418858A SU656507A3 (ru) | 1975-11-22 | 1976-11-10 | Способ получени -толуолсульфокислоты |
Country Status (4)
| Country | Link |
|---|---|
| CS (1) | CS189794B2 (cs) |
| DD (1) | DD127648A5 (cs) |
| PL (1) | PL101000B1 (cs) |
| SU (1) | SU656507A3 (cs) |
-
1975
- 1975-11-22 PL PL18493175A patent/PL101000B1/pl unknown
-
1976
- 1976-11-10 SU SU762418858A patent/SU656507A3/ru active
- 1976-11-19 CS CS748976A patent/CS189794B2/cs unknown
- 1976-11-19 DD DD19586376A patent/DD127648A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL101000B1 (pl) | 1978-11-30 |
| CS189794B2 (en) | 1979-04-30 |
| DD127648A5 (de) | 1977-10-05 |
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