NO131753B - - Google Patents
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- Publication number
- NO131753B NO131753B NO144270A NO144270A NO131753B NO 131753 B NO131753 B NO 131753B NO 144270 A NO144270 A NO 144270A NO 144270 A NO144270 A NO 144270A NO 131753 B NO131753 B NO 131753B
- Authority
- NO
- Norway
- Prior art keywords
- acid
- reactor
- mixture
- monochloroacetic acid
- distillation column
- Prior art date
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 77
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic acid anhydride Natural products CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 61
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 28
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 claims description 24
- 239000012346 acetyl chloride Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 22
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 claims description 20
- 238000004821 distillation Methods 0.000 claims description 20
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 11
- 229960005215 dichloroacetic acid Drugs 0.000 claims description 10
- 239000011541 reaction mixture Substances 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 8
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 8
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000008025 crystallization Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 239000000479 mixture part Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 description 16
- 238000005660 chlorination reaction Methods 0.000 description 15
- 238000002156 mixing Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 238000003860 storage Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 241000158147 Sator Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 229940106681 chloroacetic acid Drugs 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691919476 DE1919476B2 (de) | 1969-04-17 | 1969-04-17 | Verfahren zur herstellung von monochloressigsaeure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO131753B true NO131753B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-04-14 |
| NO131753C NO131753C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-07-23 |
Family
ID=5731447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO144270A NO131753C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-04-17 | 1970-04-16 |
Country Status (8)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111548266A (zh) * | 2020-05-11 | 2020-08-18 | 无锡贝塔医药科技有限公司 | 一种稳定性同位素13c标记二氯乙酸的合成方法 |
| RU2757040C1 (ru) * | 2021-07-15 | 2021-10-11 | Общество с ограниченной ответственностью "ПОЛИФАРМ ПЛЮС" (ООО "ПОЛИФАРМ ПЛЮС") | Способ получения монохлоруксусной кислоты |
| CN115245792B (zh) * | 2022-09-22 | 2022-12-27 | 山东民基新材料科技有限公司 | 氯乙酸合成系统及合成方法 |
-
1969
- 1969-04-17 DE DE19691919476 patent/DE1919476B2/de not_active Withdrawn
-
1970
- 1970-03-23 CH CH441270A patent/CH531473A/de not_active IP Right Cessation
- 1970-04-14 GB GB1266275D patent/GB1266275A/en not_active Expired
- 1970-04-15 AT AT342270A patent/AT296950B/de not_active IP Right Cessation
- 1970-04-15 NL NL7005428A patent/NL7005428A/xx unknown
- 1970-04-16 NO NO144270A patent/NO131753C/no unknown
- 1970-04-16 SE SE523070A patent/SE374351B/xx unknown
- 1970-04-17 BE BE749128D patent/BE749128A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1919476A1 (de) | 1970-10-29 |
| BE749128A (fr) | 1970-10-19 |
| DE1919476B2 (de) | 1977-06-16 |
| CH531473A (de) | 1972-12-15 |
| GB1266275A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-03-08 |
| SE374351B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-03-03 |
| NO131753C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-07-23 |
| AT296950B (de) | 1972-03-10 |
| NL7005428A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-10-20 |
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