JPH0524152B2 - - Google Patents
Info
- Publication number
- JPH0524152B2 JPH0524152B2 JP58134343A JP13434383A JPH0524152B2 JP H0524152 B2 JPH0524152 B2 JP H0524152B2 JP 58134343 A JP58134343 A JP 58134343A JP 13434383 A JP13434383 A JP 13434383A JP H0524152 B2 JPH0524152 B2 JP H0524152B2
- Authority
- JP
- Japan
- Prior art keywords
- crystals
- mercaptobenzothiazole
- temperature
- liquid
- column
- 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 - Lifetime
Links
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims description 46
- 239000013078 crystal Substances 0.000 claims description 37
- 239000007788 liquid Substances 0.000 claims description 31
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 10
- 239000000155 melt Substances 0.000 claims description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010992 reflux Methods 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims 3
- 238000000034 method Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 11
- 239000000047 product Substances 0.000 description 11
- 239000012043 crude product Substances 0.000 description 10
- 230000000630 rising effect Effects 0.000 description 8
- 239000012535 impurity Substances 0.000 description 6
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 150000004982 aromatic amines Chemical class 0.000 description 2
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000007806 chemical reaction intermediate Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012261 resinous substance Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Thiazole And Isothizaole Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13434383A JPS6025980A (ja) | 1983-07-25 | 1983-07-25 | 高純度２−メルカプトベンゾチアゾ−ルの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13434383A JPS6025980A (ja) | 1983-07-25 | 1983-07-25 | 高純度２−メルカプトベンゾチアゾ−ルの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6025980A JPS6025980A (ja) | 1985-02-08 |
| JPH0524152B2 true JPH0524152B2 (pt) | 1993-04-06 |
Family
ID=15126131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13434383A Granted JPS6025980A (ja) | 1983-07-25 | 1983-07-25 | 高純度２−メルカプトベンゾチアゾ−ルの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6025980A (pt) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107629024A (zh) * | 2017-10-13 | 2018-01-26 | 山东尚舜化工有限公司 | 一种橡胶硫化促进剂m连续合成装置及其生产工艺 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS539766A (en) * | 1976-07-15 | 1978-01-28 | Sanshin Kagaku Kogyo Kk | Purification of crude 22mercapt benzo thiazole |
-
1983
- 1983-07-25 JP JP13434383A patent/JPS6025980A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS539766A (en) * | 1976-07-15 | 1978-01-28 | Sanshin Kagaku Kogyo Kk | Purification of crude 22mercapt benzo thiazole |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6025980A (ja) | 1985-02-08 |
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