GB1367182A - Preparation of 2-pyrrolidinone - Google Patents
Preparation of 2-pyrrolidinoneInfo
- Publication number
- GB1367182A GB1367182A GB3600572A GB3600572A GB1367182A GB 1367182 A GB1367182 A GB 1367182A GB 3600572 A GB3600572 A GB 3600572A GB 3600572 A GB3600572 A GB 3600572A GB 1367182 A GB1367182 A GB 1367182A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ammonium hydroxide
- pyrrolidinone
- butyrolactam
- aug
- product
- 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
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 title abstract 3
- 229940043379 ammonium hydroxide Drugs 0.000 abstract 2
- 235000011114 ammonium hydroxide Nutrition 0.000 abstract 2
- 239000000908 ammonium hydroxide Substances 0.000 abstract 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 abstract 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 abstract 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 abstract 1
- NDKBVBUGCNGSJJ-UHFFFAOYSA-M benzyltrimethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)CC1=CC=CC=C1 NDKBVBUGCNGSJJ-UHFFFAOYSA-M 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- DHERNFAJQNHYBM-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1.O=C1CCCN1 DHERNFAJQNHYBM-UHFFFAOYSA-N 0.000 abstract 1
- 125000001453 quaternary ammonium group Chemical group 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- HADKRTWCOYPCPH-UHFFFAOYSA-M trimethylphenylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C1=CC=CC=C1 HADKRTWCOYPCPH-UHFFFAOYSA-M 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pyrrole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16848171A | 1971-08-02 | 1971-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1367182A true GB1367182A (en) | 1974-09-18 |
Family
ID=22611656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3600572A Expired GB1367182A (en) | 1971-08-02 | 1972-08-02 | Preparation of 2-pyrrolidinone |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE787074A (cg-RX-API-DMAC7.html) |
| CA (1) | CA957691A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2238082A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2148136B1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1367182A (cg-RX-API-DMAC7.html) |
| IT (1) | IT956624B (cg-RX-API-DMAC7.html) |
| NL (1) | NL7210585A (cg-RX-API-DMAC7.html) |
-
0
- BE BE787074D patent/BE787074A/xx unknown
-
1972
- 1972-04-07 CA CA139,163A patent/CA957691A/en not_active Expired
- 1972-06-15 IT IT2575072A patent/IT956624B/it active
- 1972-08-01 FR FR7227640A patent/FR2148136B1/fr not_active Expired
- 1972-08-02 NL NL7210585A patent/NL7210585A/xx unknown
- 1972-08-02 DE DE19722238082 patent/DE2238082A1/de active Pending
- 1972-08-02 GB GB3600572A patent/GB1367182A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE787074A (fr) | 1973-02-02 |
| NL7210585A (cg-RX-API-DMAC7.html) | 1973-02-06 |
| IT956624B (it) | 1973-10-10 |
| FR2148136A1 (cg-RX-API-DMAC7.html) | 1973-03-11 |
| FR2148136B1 (cg-RX-API-DMAC7.html) | 1976-10-29 |
| DE2238082A1 (de) | 1973-02-15 |
| CA957691A (en) | 1974-11-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |