AU699841B2 - Process for the preparation of 3-(methylthio)propanal - Google Patents
Process for the preparation of 3-(methylthio)propanal Download PDFInfo
- Publication number
- AU699841B2 AU699841B2 AU30939/95A AU3093995A AU699841B2 AU 699841 B2 AU699841 B2 AU 699841B2 AU 30939/95 A AU30939/95 A AU 30939/95A AU 3093995 A AU3093995 A AU 3093995A AU 699841 B2 AU699841 B2 AU 699841B2
- Authority
- AU
- Australia
- Prior art keywords
- acrolein
- gas
- liquid
- reaction
- methyl mercaptan
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 92
- CLUWOWRTHNNBBU-UHFFFAOYSA-N 3-methylthiopropanal Chemical compound CSCCC=O CLUWOWRTHNNBBU-UHFFFAOYSA-N 0.000 title claims description 56
- 238000002360 preparation method Methods 0.000 title claims description 26
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 claims description 794
- 239000007788 liquid Substances 0.000 claims description 292
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 claims description 283
- 238000006243 chemical reaction Methods 0.000 claims description 153
- 239000012429 reaction media Substances 0.000 claims description 94
- 239000007795 chemical reaction product Substances 0.000 claims description 81
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 80
- 239000000047 product Substances 0.000 claims description 71
- 239000003054 catalyst Substances 0.000 claims description 53
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 51
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 51
- 238000012546 transfer Methods 0.000 claims description 51
- 230000015572 biosynthetic process Effects 0.000 claims description 22
- 238000001816 cooling Methods 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 230000003647 oxidation Effects 0.000 claims description 16
- 238000007254 oxidation reaction Methods 0.000 claims description 16
- 238000009833 condensation Methods 0.000 claims description 14
- 230000005494 condensation Effects 0.000 claims description 14
- 230000003197 catalytic effect Effects 0.000 claims description 12
- 238000004064 recycling Methods 0.000 claims description 12
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 11
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 10
- 229930195733 hydrocarbon Natural products 0.000 claims description 10
- 150000002430 hydrocarbons Chemical class 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 9
- 239000013067 intermediate product Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 6
- 239000012809 cooling fluid Substances 0.000 claims description 5
- 238000004821 distillation Methods 0.000 claims description 5
- 238000005194 fractionation Methods 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 4
- DNOUKPGPAUUCPC-UHFFFAOYSA-N 2-methylsulfanylpropanal Chemical compound CSC(C)C=O DNOUKPGPAUUCPC-UHFFFAOYSA-N 0.000 claims 1
- 125000002816 methylsulfanyl group Chemical group [H]C([H])([H])S[*] 0.000 claims 1
- 239000007789 gas Substances 0.000 description 311
- 239000007791 liquid phase Substances 0.000 description 44
- 239000000203 mixture Substances 0.000 description 44
- 239000012071 phase Substances 0.000 description 39
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 33
- 150000001299 aldehydes Chemical class 0.000 description 31
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 31
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 27
- 239000000376 reactant Substances 0.000 description 25
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 24
- 238000011084 recovery Methods 0.000 description 20
- ONFOSYPQQXJWGS-UHFFFAOYSA-N 2-hydroxy-4-(methylthio)butanoic acid Chemical compound CSCCC(O)C(O)=O ONFOSYPQQXJWGS-UHFFFAOYSA-N 0.000 description 19
- KQEIJFWAXDQUPR-UHFFFAOYSA-N 2,4-diaminophenol;hydron;dichloride Chemical compound Cl.Cl.NC1=CC=C(O)C(N)=C1 KQEIJFWAXDQUPR-UHFFFAOYSA-N 0.000 description 14
- VWWOJJANXYSACS-UHFFFAOYSA-N 2-hydroxy-4-methylsulfanylbutanenitrile Chemical compound CSCCC(O)C#N VWWOJJANXYSACS-UHFFFAOYSA-N 0.000 description 14
- 239000001294 propane Substances 0.000 description 12
- 239000006096 absorbing agent Substances 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 11
- 239000012535 impurity Substances 0.000 description 11
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 239000006227 byproduct Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 8
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 8
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 8
- 230000003134 recirculating effect Effects 0.000 description 8
- 239000012495 reaction gas Substances 0.000 description 7
- FFEARJCKVFRZRR-BYPYZUCNSA-N L-methionine Chemical compound CSCC[C@H](N)C(O)=O FFEARJCKVFRZRR-BYPYZUCNSA-N 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 229930182817 methionine Natural products 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 230000005514 two-phase flow Effects 0.000 description 6
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000007792 addition Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 4
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 4
- 239000012808 vapor phase Substances 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 150000001408 amides Chemical class 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 239000012043 crude product Substances 0.000 description 3
- 238000004817 gas chromatography Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 239000012263 liquid product Substances 0.000 description 3
- -1 organic acid salt Chemical class 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- GAPYKZAARZMMGP-UHFFFAOYSA-N pyridin-1-ium;acetate Chemical compound CC(O)=O.C1=CC=NC=C1 GAPYKZAARZMMGP-UHFFFAOYSA-N 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 2
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010960 commercial process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- CKEQIHCSVXGCGD-WCCKRBBISA-N (2s)-2-amino-4-methylsulfanylbutanoic acid;2-hydroxy-4-methylsulfanylbutanoic acid Chemical compound CSCC[C@H](N)C(O)=O.CSCCC(O)C(O)=O CKEQIHCSVXGCGD-WCCKRBBISA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 241001001836 Talpa stankovici Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003797 essential amino acid Substances 0.000 description 1
- 235000020776 essential amino acid Nutrition 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000006052 feed supplement Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000013529 heat transfer fluid Substances 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- RECVMTHOQWMYFX-UHFFFAOYSA-N oxygen(1+) dihydride Chemical compound [OH2+] RECVMTHOQWMYFX-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000011027 product recovery Methods 0.000 description 1
- 238000009790 rate-determining step (RDS) Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009491 slugging Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- PHYFQTYBJUILEZ-IUPFWZBJSA-N triolein Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/CCCCCCCC)COC(=O)CCCCCCC\C=C/CCCCCCCC PHYFQTYBJUILEZ-IUPFWZBJSA-N 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C325/00—Thioaldehydes; Thioketones; Thioquinones; Oxides thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
- C07C319/18—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by addition of thiols to unsaturated compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
- C07C323/50—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27321694A | 1994-07-11 | 1994-07-11 | |
| US08/273216 | 1994-07-11 | ||
| PCT/US1995/008532 WO1996001810A1 (en) | 1994-07-11 | 1995-07-06 | Process for the preparation of 3-(methylthio)propanal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU3093995A AU3093995A (en) | 1996-02-09 |
| AU699841B2 true AU699841B2 (en) | 1998-12-17 |
Family
ID=23043005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU30939/95A Ceased AU699841B2 (en) | 1994-07-11 | 1995-07-06 | Process for the preparation of 3-(methylthio)propanal |
Country Status (10)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5925794A (en) * | 1993-06-08 | 1999-07-20 | Novus International, Inc. | Process for the preparation of 3-(methylthio)propanal |
| US5905171A (en) * | 1995-06-22 | 1999-05-18 | Novus International, Inc. | Process for the preparation of 3-(methylthio)propanal |
| US5825369A (en) * | 1996-01-16 | 1998-10-20 | International Business Machines Corporation | Compression of simple geometric models using spanning trees |
| FR2835831B1 (fr) * | 2002-02-12 | 2006-09-01 | Aventis Animal Nutrition Sa | Procede de purification de l'acroleine |
| US7866867B2 (en) | 2009-03-09 | 2011-01-11 | Taiwan Plastic Optical Fiber Co., Ltd. | Backlighting optical fiber, and a LCD backlight module and display device formed therefrom |
| JP2011093839A (ja) * | 2009-10-29 | 2011-05-12 | Sumitomo Chemical Co Ltd | ３−メチルチオプロパナールの製造方法 |
| DE102010064250A1 (de) * | 2010-12-28 | 2012-06-28 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Methylmercaptopropionaldehyd |
| CN102633698B (zh) * | 2012-04-28 | 2014-07-30 | 重庆紫光天化蛋氨酸有限责任公司 | 甲硫醇和丙烯醛合成的粗甲硫基代丙醛的处理方法和系统 |
| CN105136942A (zh) * | 2015-08-27 | 2015-12-09 | 天津春发生物科技集团有限公司 | 一种2,3-二甲基吡嗪的分析检测方法 |
| CN109160893A (zh) * | 2018-10-15 | 2019-01-08 | 禄丰天宝磷化工有限公司 | 一种甲硒基丙醛的制备方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5352837A (en) * | 1993-06-08 | 1994-10-04 | Novus International, Inc. | Process for the preparation of 3-(methylthio)propanal |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES357862A1 (es) * | 1967-10-13 | 1970-04-01 | Glanzstoff Ag | Procedimiento para la fabricacion de beta metilmecaptopro- pionaldehido. |
| FR2314917A1 (fr) * | 1975-06-20 | 1977-01-14 | Rhone Poulenc Ind | Procede de fabrication de l'aldehyde beta-methylthiopropionique |
| FR2460925A1 (fr) * | 1979-07-10 | 1981-01-30 | Rhone Poulenc Ind | Procede de preparation directe d'aldehyde beta-methylthiopropionique |
| US5015776A (en) * | 1986-10-28 | 1991-05-14 | Atochem North America, Inc. | Preparation of 3-(alkylthio) aldehydes |
| US4944853A (en) * | 1989-09-11 | 1990-07-31 | Pennwalt Corporation | Photochemical preparation of 3-(organothio) aldehydes |
-
1995
- 1995-07-06 MX MX9700276A patent/MX9700276A/es unknown
- 1995-07-06 RU RU97102147/04A patent/RU2149159C1/ru not_active IP Right Cessation
- 1995-07-06 AU AU30939/95A patent/AU699841B2/en not_active Ceased
- 1995-07-06 KR KR1019970700180A patent/KR970704681A/ko not_active Abandoned
- 1995-07-06 PL PL95318213A patent/PL318213A1/xx unknown
- 1995-07-06 EP EP95926631A patent/EP0770062A4/en not_active Withdrawn
- 1995-07-06 JP JP8504405A patent/JPH10504812A/ja active Pending
- 1995-07-06 CN CN95194068A patent/CN1152913A/zh active Pending
- 1995-07-06 WO PCT/US1995/008532 patent/WO1996001810A1/en active IP Right Grant
- 1995-07-26 TW TW084107746A patent/TW296373B/zh active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5352837A (en) * | 1993-06-08 | 1994-10-04 | Novus International, Inc. | Process for the preparation of 3-(methylthio)propanal |
Also Published As
| Publication number | Publication date |
|---|---|
| PL318213A1 (en) | 1997-05-26 |
| RU2149159C1 (ru) | 2000-05-20 |
| KR970704681A (ko) | 1997-09-06 |
| EP0770062A1 (en) | 1997-05-02 |
| TW296373B (enrdf_load_stackoverflow) | 1997-01-21 |
| CN1152913A (zh) | 1997-06-25 |
| MX9700276A (es) | 1997-05-31 |
| JPH10504812A (ja) | 1998-05-12 |
| EP0770062A4 (en) | 1999-02-10 |
| WO1996001810A1 (en) | 1996-01-25 |
| AU3093995A (en) | 1996-02-09 |
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