GB1164965A - Isomerization of Cyclohexene-1,2-Dicarboxylic Anhydrides. - Google Patents
Isomerization of Cyclohexene-1,2-Dicarboxylic Anhydrides.Info
- Publication number
- GB1164965A GB1164965A GB09943/68A GB1994368A GB1164965A GB 1164965 A GB1164965 A GB 1164965A GB 09943/68 A GB09943/68 A GB 09943/68A GB 1994368 A GB1994368 A GB 1994368A GB 1164965 A GB1164965 A GB 1164965A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cyclohexene
- isomers
- tri
- isomerization
- alkyl
- 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
- HMMBJOWWRLZEMI-UHFFFAOYSA-N 4,5,6,7-tetrahydro-2-benzofuran-1,3-dione Chemical class C1CCCC2=C1C(=O)OC2=O HMMBJOWWRLZEMI-UHFFFAOYSA-N 0.000 title abstract 2
- 238000006317 isomerization reaction Methods 0.000 title 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 2
- LNPQMDSMIGLHSR-UHFFFAOYSA-N 2-oxaspiro[3.5]non-5-ene-1,3-dione Chemical class O=C1OC(=O)C11C=CCCC1 LNPQMDSMIGLHSR-UHFFFAOYSA-N 0.000 abstract 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000003377 acid catalyst Substances 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 125000001475 halogen functional group Chemical group 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 125000001424 substituent group Chemical group 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
- C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Furan Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63709067A | 1967-05-09 | 1967-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1164965A true GB1164965A (en) | 1969-09-24 |
Family
ID=24554496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB09943/68A Expired GB1164965A (en) | 1967-05-09 | 1968-04-26 | Isomerization of Cyclohexene-1,2-Dicarboxylic Anhydrides. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3487092A (enExample) |
| CH (1) | CH497366A (enExample) |
| DE (1) | DE1768379A1 (enExample) |
| FR (1) | FR1561836A (enExample) |
| GB (1) | GB1164965A (enExample) |
| NL (1) | NL6806478A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3996249A (en) * | 1971-03-10 | 1976-12-07 | Koppers Company, Inc. | Isomerization process |
| US4273719A (en) * | 1979-11-21 | 1981-06-16 | New Japan Chemical Company, Ltd. | Process for preparing 3,4,5,6-tetrahydrophthalic anhydrides or derivatives thereof |
| FR2472568A1 (fr) * | 1979-11-29 | 1981-07-03 | New Japan Chem Co Ltd | Procede de preparation d'anhydrides 3,4,5,6-tetrahydrophtaliques ou de leurs derives |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2959599A (en) * | 1956-11-19 | 1960-11-08 | Allied Chem | Isomerization of cyclohexene-1, 2-dicarboxylic anhydrides |
-
1967
- 1967-05-09 US US637090A patent/US3487092A/en not_active Expired - Lifetime
-
1968
- 1968-04-26 GB GB09943/68A patent/GB1164965A/en not_active Expired
- 1968-05-07 DE DE19681768379 patent/DE1768379A1/de active Pending
- 1968-05-07 CH CH680968A patent/CH497366A/de not_active IP Right Cessation
- 1968-05-08 NL NL6806478A patent/NL6806478A/xx unknown
- 1968-05-08 FR FR1561836D patent/FR1561836A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1768379A1 (de) | 1972-01-13 |
| US3487092A (en) | 1969-12-30 |
| NL6806478A (enExample) | 1968-11-11 |
| CH497366A (de) | 1970-10-15 |
| FR1561836A (enExample) | 1969-03-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |