HUT64292A - Method for stabilizing esters of unsaturated carboxylic acids - Google Patents
Method for stabilizing esters of unsaturated carboxylic acids Download PDFInfo
- Publication number
- HUT64292A HUT64292A HU9300112A HU9300112A HUT64292A HU T64292 A HUT64292 A HU T64292A HU 9300112 A HU9300112 A HU 9300112A HU 9300112 A HU9300112 A HU 9300112A HU T64292 A HUT64292 A HU T64292A
- Authority
- HU
- Hungary
- Prior art keywords
- alkyl
- ester
- phenyl
- substituted
- aqueous phase
- Prior art date
Links
- 150000002148 esters Chemical class 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000000087 stabilizing effect Effects 0.000 title claims description 9
- 150000001735 carboxylic acids Chemical class 0.000 title claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 23
- 150000001875 compounds Chemical class 0.000 claims abstract description 21
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 21
- 239000003381 stabilizer Substances 0.000 claims abstract description 14
- 230000002401 inhibitory effect Effects 0.000 claims abstract description 7
- 239000008346 aqueous phase Substances 0.000 claims description 31
- 150000004989 p-phenylenediamines Chemical class 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 19
- -1 N, N'-substituted p-phenylenediamine Chemical class 0.000 claims description 13
- 239000012074 organic phase Substances 0.000 claims description 13
- 125000000217 alkyl group Chemical group 0.000 claims description 12
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 7
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- 125000005907 alkyl ester group Chemical group 0.000 claims description 5
- 125000006545 (C1-C9) alkyl group Chemical group 0.000 claims description 2
- 150000004985 diamines Chemical class 0.000 claims description 2
- 150000001733 carboxylic acid esters Chemical class 0.000 claims 3
- 150000004702 methyl esters Chemical group 0.000 claims 1
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical class NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 abstract description 6
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 abstract description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 abstract description 3
- 125000001424 substituent group Chemical group 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 45
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 35
- 239000003112 inhibitor Substances 0.000 description 23
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 12
- 238000012360 testing method Methods 0.000 description 11
- 239000000243 solution Substances 0.000 description 9
- 239000012071 phase Substances 0.000 description 8
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000005886 esterification reaction Methods 0.000 description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 230000032050 esterification Effects 0.000 description 5
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 4
- NTQWADDNQQUGRH-UHFFFAOYSA-N hydrogen sulfate;2-methylprop-2-enoylazanium Chemical compound OS(O)(=O)=O.CC(=C)C(N)=O NTQWADDNQQUGRH-UHFFFAOYSA-N 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- MWFMGBPGAXYFAR-UHFFFAOYSA-N 2-hydroxy-2-methylpropanenitrile Chemical compound CC(C)(O)C#N MWFMGBPGAXYFAR-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 125000006165 cyclic alkyl group Chemical group 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000012086 standard solution Substances 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 239000012085 test solution Substances 0.000 description 2
- 125000001140 1,4-phenylene group Chemical class [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 description 1
- ZJNLYGOUHDJHMG-UHFFFAOYSA-N 1-n,4-n-bis(5-methylhexan-2-yl)benzene-1,4-diamine Chemical compound CC(C)CCC(C)NC1=CC=C(NC(C)CCC(C)C)C=C1 ZJNLYGOUHDJHMG-UHFFFAOYSA-N 0.000 description 1
- PWNBRRGFUVBTQG-UHFFFAOYSA-N 1-n,4-n-di(propan-2-yl)benzene-1,4-diamine Chemical compound CC(C)NC1=CC=C(NC(C)C)C=C1 PWNBRRGFUVBTQG-UHFFFAOYSA-N 0.000 description 1
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 description 1
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- OUBMGJOQLXMSNT-UHFFFAOYSA-N N-isopropyl-N'-phenyl-p-phenylenediamine Chemical compound C1=CC(NC(C)C)=CC=C1NC1=CC=CC=C1 OUBMGJOQLXMSNT-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 238000012801 analytical assay Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012490 blank solution Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 229950000688 phenothiazine Drugs 0.000 description 1
- 150000002990 phenothiazines Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/62—Use of additives, e.g. for stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Impact Printers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55432090A | 1990-07-17 | 1990-07-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| HU9300112D0 HU9300112D0 (en) | 1993-04-28 |
| HUT64292A true HUT64292A (en) | 1993-12-28 |
Family
ID=24212912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU9300112A HUT64292A (en) | 1990-07-17 | 1991-06-17 | Method for stabilizing esters of unsaturated carboxylic acids |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0539388A4 (ja) |
| JP (1) | JPH0725719B2 (ja) |
| AU (1) | AU8002191A (ja) |
| BR (1) | BR9106652A (ja) |
| CA (1) | CA2087090A1 (ja) |
| HU (1) | HUT64292A (ja) |
| PL (1) | PL167122B1 (ja) |
| WO (1) | WO1992001665A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR9811126A (pt) | 1997-08-07 | 2000-07-18 | Basf Ag | Processo de estabilizar os ésteres do ácido (met) acrìlico |
| WO2025237860A1 (en) | 2024-05-15 | 2025-11-20 | Bayer Aktiengesellschaft | Herbicidal 4-hydroxy-hexahydrofuro[3,4-b]furan derivatives |
-
1991
- 1991-06-17 EP EP19910911421 patent/EP0539388A4/en not_active Withdrawn
- 1991-06-17 HU HU9300112A patent/HUT64292A/hu unknown
- 1991-06-17 PL PL91297615A patent/PL167122B1/pl unknown
- 1991-06-17 WO PCT/US1991/004325 patent/WO1992001665A1/en not_active Ceased
- 1991-06-17 BR BR919106652A patent/BR9106652A/pt not_active Application Discontinuation
- 1991-06-17 AU AU80021/91A patent/AU8002191A/en not_active Abandoned
- 1991-06-17 JP JP3511018A patent/JPH0725719B2/ja not_active Expired - Lifetime
- 1991-06-17 CA CA 2087090 patent/CA2087090A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| AU8002191A (en) | 1992-02-18 |
| JPH05507489A (ja) | 1993-10-28 |
| EP0539388A4 (en) | 1993-06-16 |
| PL167122B1 (pl) | 1995-07-31 |
| BR9106652A (pt) | 1993-06-08 |
| PL297615A1 (ja) | 1992-07-13 |
| EP0539388A1 (en) | 1993-05-05 |
| JPH0725719B2 (ja) | 1995-03-22 |
| HU9300112D0 (en) | 1993-04-28 |
| WO1992001665A1 (en) | 1992-02-06 |
| CA2087090A1 (en) | 1992-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DFA9 | Temporary prot. cancelled due to abandonment |