GB1160847A - A Process for the Production of Lactams - Google Patents
A Process for the Production of LactamsInfo
- Publication number
- GB1160847A GB1160847A GB11369/68A GB1136968A GB1160847A GB 1160847 A GB1160847 A GB 1160847A GB 11369/68 A GB11369/68 A GB 11369/68A GB 1136968 A GB1136968 A GB 1136968A GB 1160847 A GB1160847 A GB 1160847A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mixture
- lactams
- elements
- highly dispersed
- phosphate
- 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
- 150000003951 lactams Chemical class 0.000 title abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 229910019142 PO4 Inorganic materials 0.000 abstract 2
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 abstract 2
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 235000021317 phosphate Nutrition 0.000 abstract 2
- KNIUHBNRWZGIQQ-UHFFFAOYSA-N 7-diethoxyphosphinothioyloxy-4-methylchromen-2-one Chemical compound CC1=CC(=O)OC2=CC(OP(=S)(OCC)OCC)=CC=C21 KNIUHBNRWZGIQQ-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 abstract 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 abstract 1
- 239000004327 boric acid Substances 0.000 abstract 1
- YZYDPPZYDIRSJT-UHFFFAOYSA-K boron phosphate Chemical compound [B+3].[O-]P([O-])([O-])=O YZYDPPZYDIRSJT-UHFFFAOYSA-K 0.000 abstract 1
- 229910000149 boron phosphate Inorganic materials 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 239000007792 gaseous phase Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 abstract 1
- 230000008707 rearrangement Effects 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 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
- C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0052235 | 1967-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1160847A true GB1160847A (en) | 1969-08-06 |
Family
ID=7105295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB11369/68A Expired GB1160847A (en) | 1967-04-25 | 1968-03-08 | A Process for the Production of Lactams |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3592809A (enExample) |
| BE (1) | BE714133A (enExample) |
| CH (1) | CH491922A (enExample) |
| DE (1) | DE1670860C3 (enExample) |
| FR (1) | FR1561742A (enExample) |
| GB (1) | GB1160847A (enExample) |
| NL (1) | NL159964C (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2641381A1 (de) * | 1976-09-15 | 1978-03-16 | Bayer Ag | Verwendung von rueckstaenden der cyclohexanonoximdestillation zur herstellung von epsilon-caprolactam |
-
1967
- 1967-04-25 DE DE1670860A patent/DE1670860C3/de not_active Expired
-
1968
- 1968-02-22 CH CH256868A patent/CH491922A/de not_active IP Right Cessation
- 1968-03-08 GB GB11369/68A patent/GB1160847A/en not_active Expired
- 1968-04-16 US US721580A patent/US3592809A/en not_active Expired - Lifetime
- 1968-04-18 NL NL6805499.A patent/NL159964C/xx not_active IP Right Cessation
- 1968-04-24 BE BE714133D patent/BE714133A/xx not_active IP Right Cessation
- 1968-04-25 FR FR1561742D patent/FR1561742A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6805499A (enExample) | 1968-10-28 |
| US3592809A (en) | 1971-07-13 |
| FR1561742A (enExample) | 1969-03-28 |
| NL159964C (nl) | 1979-09-17 |
| DE1670860A1 (de) | 1971-03-11 |
| DE1670860C3 (de) | 1974-06-06 |
| DE1670860B2 (de) | 1973-11-08 |
| CH491922A (de) | 1970-06-15 |
| BE714133A (enExample) | 1968-09-16 |
| NL159964B (nl) | 1979-04-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |