SE416046B - Sett att framstella 3-metoxi-4-hydroxibensaldehyd - Google Patents
Sett att framstella 3-metoxi-4-hydroxibensaldehydInfo
- Publication number
- SE416046B SE416046B SE7601330A SE7601330A SE416046B SE 416046 B SE416046 B SE 416046B SE 7601330 A SE7601330 A SE 7601330A SE 7601330 A SE7601330 A SE 7601330A SE 416046 B SE416046 B SE 416046B
- Authority
- SE
- Sweden
- Prior art keywords
- lignin
- vanillin
- weight
- yield
- liquor
- Prior art date
Links
- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical compound COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 claims description 20
- FGQOOHJZONJGDT-UHFFFAOYSA-N vanillin Natural products COC1=CC(O)=CC(C=O)=C1 FGQOOHJZONJGDT-UHFFFAOYSA-N 0.000 claims description 20
- 229920005610 lignin Polymers 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 12
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 238000000108 ultra-filtration Methods 0.000 claims description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 39
- 235000012141 vanillin Nutrition 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 16
- 239000012141 concentrate Substances 0.000 description 14
- 239000000126 substance Substances 0.000 description 14
- 239000007788 liquid Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000012528 membrane Substances 0.000 description 5
- 239000012295 chemical reaction liquid Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000000926 separation method Methods 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
- 239000003054 catalyst Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 150000002484 inorganic compounds Chemical class 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- -1 copper sulphate-pentene hydrate Chemical compound 0.000 description 1
- 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 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010865 sewage 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
- 230000008961 swelling Effects 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 (2) | 1975-02-10 | 1975-02-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7601330L SE7601330L (sv) | 1976-08-11 |
| SE416046B true SE416046B (sv) | 1980-11-24 |
Family
ID=19882074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7601330A SE416046B (sv) | 1975-02-10 | 1976-02-06 | Sett att framstella 3-metoxi-4-hydroxibensaldehyd |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS601294B2 (2) |
| CA (1) | CA1071235A (2) |
| FI (1) | FI57742C (2) |
| NO (1) | NO135026C (2) |
| SE (1) | SE416046B (2) |
-
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 |
|---|---|
| JPS601294B2 (ja) | 1985-01-14 |
| SE7601330L (sv) | 1976-08-11 |
| FI57742C (fi) | 1981-07-27 |
| FI760303A7 (2) | 1976-08-11 |
| NO135026C (2) | 1977-01-26 |
| NO135026B (2) | 1976-10-18 |
| NO750420L (2) | 1976-08-11 |
| JPS51101943A (2) | 1976-09-08 |
| FI57742B (fi) | 1980-06-30 |
| CA1071235A (en) | 1980-02-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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