GB644920A - Production of dicarboxylic acids or anhydrides thereof - Google Patents
Production of dicarboxylic acids or anhydrides thereofInfo
- Publication number
- GB644920A GB644920A GB21729/47A GB2172947A GB644920A GB 644920 A GB644920 A GB 644920A GB 21729/47 A GB21729/47 A GB 21729/47A GB 2172947 A GB2172947 A GB 2172947A GB 644920 A GB644920 A GB 644920A
- Authority
- GB
- United Kingdom
- Prior art keywords
- anhydride
- isomer
- oxidized
- per cent
- isomers
- 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
- 150000008064 anhydrides Chemical class 0.000 title abstract 4
- 150000001991 dicarboxylic acids Chemical class 0.000 title 1
- 239000000203 mixture Substances 0.000 abstract 6
- LGRFSURHDFAFJT-UHFFFAOYSA-N phthalic anhydride Chemical compound C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 abstract 5
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 abstract 4
- 150000001555 benzenes Chemical class 0.000 abstract 4
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 abstract 4
- 239000003054 catalyst Substances 0.000 abstract 4
- 230000003647 oxidation Effects 0.000 abstract 4
- 238000007254 oxidation reaction Methods 0.000 abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 4
- 239000007789 gas Substances 0.000 abstract 3
- 239000008096 xylene Substances 0.000 abstract 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 abstract 2
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 229930195733 hydrocarbon Natural products 0.000 abstract 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 abstract 2
- 229910001935 vanadium oxide Inorganic materials 0.000 abstract 2
- 150000003738 xylenes Chemical class 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 abstract 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- AMWRITDGCCNYAT-UHFFFAOYSA-L manganese oxide Inorganic materials [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 abstract 1
- PPNAOCWZXJOHFK-UHFFFAOYSA-N manganese(2+);oxygen(2-) Chemical class [O-2].[Mn+2] PPNAOCWZXJOHFK-UHFFFAOYSA-N 0.000 abstract 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 abstract 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US596645A US2438369A (en) | 1945-05-30 | 1945-05-30 | Production of dicarboxylic acids or anhydrides thereof |
| US7263A US2521466A (en) | 1945-05-30 | 1948-02-09 | Process for producing phthalic anhydride from ortho-xylene concentrates and naphthalene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB644920A true GB644920A (en) | 1950-10-18 |
Family
ID=26676744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB21729/47A Expired GB644920A (en) | 1945-05-30 | 1947-08-07 | Production of dicarboxylic acids or anhydrides thereof |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2521466A (enrdf_load_stackoverflow) |
| CH (1) | CH276716A (enrdf_load_stackoverflow) |
| FR (1) | FR956759A (enrdf_load_stackoverflow) |
| GB (1) | GB644920A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1081878B (de) * | 1955-09-22 | 1960-05-19 | Wilhelm Schemuth | Verfahren zur Herstellung von Terephthalsaeure durch Oxydation von p-AEthyltoluol |
| US2925425A (en) * | 1957-05-21 | 1960-02-16 | Celanese Corp | Oxidation of phthalide and mixtures thereof to phthalic anhydride |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2438369A (en) * | 1945-05-30 | 1948-03-23 | Callfornia Rescarch Corp | Production of dicarboxylic acids or anhydrides thereof |
-
0
- FR FR956759D patent/FR956759A/fr not_active Expired
-
1947
- 1947-08-07 GB GB21729/47A patent/GB644920A/en not_active Expired
- 1947-08-08 CH CH276716D patent/CH276716A/de unknown
-
1948
- 1948-02-09 US US7263A patent/US2521466A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH276716A (de) | 1951-07-31 |
| FR956759A (enrdf_load_stackoverflow) | 1950-02-07 |
| US2521466A (en) | 1950-09-05 |
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