SU568358A3 - Способ получени терефталевого альдегида - Google Patents
Способ получени терефталевого альдегидаInfo
- Publication number
- SU568358A3 SU568358A3 SU7301907672A SU1907672A SU568358A3 SU 568358 A3 SU568358 A3 SU 568358A3 SU 7301907672 A SU7301907672 A SU 7301907672A SU 1907672 A SU1907672 A SU 1907672A SU 568358 A3 SU568358 A3 SU 568358A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- aldehyde
- xylene
- tetrachloro
- terephtal
- praparing
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 3
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 title 1
- KUCOHFSKRZZVRO-UHFFFAOYSA-N terephthalaldehyde Chemical compound O=CC1=CC=C(C=O)C=C1 KUCOHFSKRZZVRO-UHFFFAOYSA-N 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000012808 vapor phase Substances 0.000 claims description 4
- SCOSFGXUBLANNC-UHFFFAOYSA-N 1,2,3,4-tetrachloro-5,6-dimethylbenzene Chemical group CC1=C(C)C(Cl)=C(Cl)C(Cl)=C1Cl SCOSFGXUBLANNC-UHFFFAOYSA-N 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 230000007062 hydrolysis Effects 0.000 claims 1
- 238000006460 hydrolysis reaction Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 8
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 230000002378 acidificating effect Effects 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 4
- 235000017557 sodium bicarbonate Nutrition 0.000 description 4
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 4
- 229910000165 zinc phosphate Inorganic materials 0.000 description 4
- 210000003127 knee Anatomy 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 150000001299 aldehydes Chemical class 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- CTSQZGJZQUVGBQ-UHFFFAOYSA-N 1,2,4,5-tetrachloro-3,6-dimethylbenzene Chemical group CC1=C(Cl)C(Cl)=C(C)C(Cl)=C1Cl CTSQZGJZQUVGBQ-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- -1 terephthalaldehyde aldehyde Chemical class 0.000 description 1
Classifications
-
- 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
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
-
- 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
- C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
- C07C45/43—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis of >CX2 groups, X being halogen
-
- 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
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722217782 DE2217782A1 (de) | 1972-04-13 | 1972-04-13 | Kontinuierliches verfahren zur herstellung von terephthalaldehyd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU568358A3 true SU568358A3 (ru) | 1977-08-05 |
Family
ID=5841821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU7301907672A SU568358A3 (ru) | 1972-04-13 | 1973-04-10 | Способ получени терефталевого альдегида |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS497240A (OSRAM) |
| BE (1) | BE798176A (OSRAM) |
| CH (1) | CH590190A5 (OSRAM) |
| DD (1) | DD106351A5 (OSRAM) |
| DE (1) | DE2217782A1 (OSRAM) |
| FR (1) | FR2180045B1 (OSRAM) |
| GB (1) | GB1425348A (OSRAM) |
| IT (1) | IT980025B (OSRAM) |
| NL (1) | NL7305202A (OSRAM) |
| SU (1) | SU568358A3 (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2568439C1 (ru) * | 2015-01-12 | 2015-11-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Казанский национальный исследовательский технологический университет" (ФГБОУ ВПО "КНИТУ") | Способ получения терефталевого альдегида |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117924058A (zh) * | 2022-10-13 | 2024-04-26 | 中国石油化工股份有限公司 | 一种从对苯二甲醛粗品提纯对苯二甲醛的方法 |
| CN117924062A (zh) * | 2022-10-13 | 2024-04-26 | 中国石油化工股份有限公司 | 一种由对苯二甲醛粗品重结晶提纯对苯二甲醛的方法 |
-
1972
- 1972-04-13 DE DE19722217782 patent/DE2217782A1/de active Pending
-
1973
- 1973-03-12 DD DD16937773A patent/DD106351A5/xx unknown
- 1973-03-27 IT IT4907373A patent/IT980025B/it active
- 1973-04-06 CH CH493873A patent/CH590190A5/xx not_active IP Right Cessation
- 1973-04-10 SU SU7301907672A patent/SU568358A3/ru active
- 1973-04-10 JP JP4077373A patent/JPS497240A/ja active Pending
- 1973-04-12 GB GB1773973A patent/GB1425348A/en not_active Expired
- 1973-04-12 FR FR7313286A patent/FR2180045B1/fr not_active Expired
- 1973-04-13 BE BE129975A patent/BE798176A/xx unknown
- 1973-04-13 NL NL7305202A patent/NL7305202A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2568439C1 (ru) * | 2015-01-12 | 2015-11-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Казанский национальный исследовательский технологический университет" (ФГБОУ ВПО "КНИТУ") | Способ получения терефталевого альдегида |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS497240A (OSRAM) | 1974-01-22 |
| GB1425348A (en) | 1976-02-18 |
| FR2180045B1 (OSRAM) | 1977-02-04 |
| DD106351A5 (OSRAM) | 1974-06-12 |
| IT980025B (it) | 1974-09-30 |
| BE798176A (fr) | 1973-07-31 |
| FR2180045A1 (OSRAM) | 1973-11-23 |
| DE2217782A1 (de) | 1973-10-25 |
| CH590190A5 (OSRAM) | 1977-07-29 |
| NL7305202A (OSRAM) | 1973-10-16 |
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