CA1071235A - Process for preparation of 3-methoxy-4-hydroxybenzaldehyde - Google Patents
Process for preparation of 3-methoxy-4-hydroxybenzaldehydeInfo
- Publication number
- CA1071235A CA1071235A CA244,893A CA244893A CA1071235A CA 1071235 A CA1071235 A CA 1071235A CA 244893 A CA244893 A CA 244893A CA 1071235 A CA1071235 A CA 1071235A
- Authority
- CA
- Canada
- Prior art keywords
- lignin
- liquor
- enriched
- vanillin
- waste liquor
- 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
Links
- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical compound COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000008569 process Effects 0.000 title claims abstract description 20
- FGQOOHJZONJGDT-UHFFFAOYSA-N vanillin Natural products COC1=CC(O)=CC(C=O)=C1 FGQOOHJZONJGDT-UHFFFAOYSA-N 0.000 title claims description 26
- 238000002360 preparation method Methods 0.000 title description 2
- 239000002699 waste material Substances 0.000 claims abstract description 28
- 229920005610 lignin Polymers 0.000 claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 claims abstract description 24
- 230000003647 oxidation Effects 0.000 claims abstract description 11
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 11
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims abstract description 5
- 235000012141 vanillin Nutrition 0.000 claims description 25
- 239000012528 membrane Substances 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 238000000605 extraction Methods 0.000 abstract description 2
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 33
- 239000012141 concentrate Substances 0.000 description 14
- 229940083608 sodium hydroxide Drugs 0.000 description 11
- 235000011121 sodium hydroxide Nutrition 0.000 description 11
- 238000000108 ultra-filtration Methods 0.000 description 6
- 239000000706 filtrate Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 2
- 235000010261 calcium sulphite Nutrition 0.000 description 2
- 239000004295 calcium sulphite Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000012295 chemical reaction liquid Substances 0.000 description 2
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
- 230000004151 fermentation Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000218657 Picea Species 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- -1 copper salt Chemical class 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- RBWSWDPRDBEWCR-RKJRWTFHSA-N sodium;(2r)-2-[(2r)-3,4-dihydroxy-5-oxo-2h-furan-2-yl]-2-hydroxyethanolate Chemical compound [Na+].[O-]C[C@@H](O)[C@H]1OC(=O)C(O)=C1O RBWSWDPRDBEWCR-RKJRWTFHSA-N 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- KUNICNFETYAKKO-UHFFFAOYSA-N sulfuric acid;pentahydrate Chemical compound O.O.O.O.O.OS(O)(=O)=O KUNICNFETYAKKO-UHFFFAOYSA-N 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/575—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing ether groups, groups, groups, or groups
- C07C47/58—Vanillin
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO750420A NO135026C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-02-10 | 1975-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1071235A true CA1071235A (en) | 1980-02-05 |
Family
ID=19882074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA244,893A Expired CA1071235A (en) | 1975-02-10 | 1976-02-03 | Process for preparation of 3-methoxy-4-hydroxybenzaldehyde |
Country Status (5)
-
1975
- 1975-02-10 NO NO750420A patent/NO135026C/no unknown
-
1976
- 1976-02-03 CA CA244,893A patent/CA1071235A/en not_active Expired
- 1976-02-06 SE SE7601330A patent/SE416046B/sv not_active IP Right Cessation
- 1976-02-09 FI FI760303A patent/FI57742C/fi not_active IP Right Cessation
- 1976-02-09 JP JP51012388A patent/JPS601294B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FI760303A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-08-11 |
| SE416046B (sv) | 1980-11-24 |
| JPS601294B2 (ja) | 1985-01-14 |
| NO750420L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-08-11 |
| NO135026B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-10-18 |
| NO135026C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-01-26 |
| JPS51101943A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-09-08 |
| FI57742C (fi) | 1981-07-27 |
| SE7601330L (sv) | 1976-08-11 |
| FI57742B (fi) | 1980-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4075248A (en) | Production of syringealdehyde from hardwood waste pulping liquors | |
| EP1304412A3 (en) | Process for bleaching lignocellulosic pulp | |
| ES431294A1 (es) | Procedimiento para la obtencion de polvo de mieles fermen- tables y alfa-celulosa a partir de plantas xerofitas. | |
| CA1071235A (en) | Process for preparation of 3-methoxy-4-hydroxybenzaldehyde | |
| CN109287824A (zh) | 一种果脯加工糖液再生利用工艺 | |
| PT79434A (en) | Process to obtain lignine by precipitation of alcaline solutions containing lignine | |
| US4151207A (en) | Process for preparation of 3-methoxy-4-hydroxybenzaldehyde | |
| US3790637A (en) | Process for the manufacture of vanillin from sulfite waste liquor | |
| GB1526183A (en) | Method of and means for reverse osmosis | |
| SU1509468A1 (ru) | Способ облагораживани целлюлозы | |
| SU1557228A1 (ru) | Способ получени целлюлозы дл химической переработки | |
| RU2106448C1 (ru) | Способ получения целлюлозы для химической переработки | |
| CA1197807A (en) | Process for acetone recovery from waste filter pads | |
| SU1763383A1 (ru) | Способ разделени сульфатного черного щелока | |
| SU1283227A1 (ru) | Способ очистки сточных вод масложировой промышленности | |
| SU1087526A1 (ru) | Способ получени карбоксиметилцеллюлозы | |
| JPS5573390A (en) | Treatment method for water | |
| SU1381069A1 (ru) | Способ извлечени ванади из отработанного катализатора | |
| SU1043214A1 (ru) | Способ отбелки целлюлозы | |
| SU747909A1 (ru) | Способ регенерации щелочных электролитов | |
| SU1109369A1 (ru) | Способ очистки гексана от эфиров низших карбоновых кислот | |
| SU1477684A1 (ru) | Способ получени раствора бихромата натри | |
| SU1044703A1 (ru) | Варочный раствор дл получени полуцеллюлозы | |
| SU834284A1 (ru) | Варочна жидкость дл двухступенчатойКиСлОРОдНО-щЕлОчНОй дЕлигНифиКАциицЕллюлОзОСОдЕРжАщЕгО СыРь | |
| SU889764A1 (ru) | Способ получени целлюлозы |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |