GB1328923A - Production of lactams - Google Patents
Production of lactamsInfo
- Publication number
- GB1328923A GB1328923A GB2039671A GB2039671A GB1328923A GB 1328923 A GB1328923 A GB 1328923A GB 2039671 A GB2039671 A GB 2039671A GB 2039671 A GB2039671 A GB 2039671A GB 1328923 A GB1328923 A GB 1328923A
- Authority
- GB
- United Kingdom
- Prior art keywords
- oxime
- lactams
- fluidized
- temperature
- production
- 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 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 3
- 150000002923 oximes Chemical class 0.000 abstract 3
- 239000003054 catalyst Substances 0.000 abstract 2
- FGSUUFDRDVJCLT-UHFFFAOYSA-N 3-methylazepan-2-one Chemical compound CC1CCCCNC1=O FGSUUFDRDVJCLT-UHFFFAOYSA-N 0.000 abstract 1
- 238000006237 Beckmann rearrangement reaction Methods 0.000 abstract 1
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 abstract 1
- YDLSUFFXJYEVHW-UHFFFAOYSA-N azonan-2-one Chemical compound O=C1CCCCCCCN1 YDLSUFFXJYEVHW-UHFFFAOYSA-N 0.000 abstract 1
- 238000009835 boiling Methods 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
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 125000001475 halogen functional group Chemical group 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 230000008707 rearrangement Effects 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)
- Other In-Based Heterocyclic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702003460 DE2003460C3 (de) | 1970-01-27 | Verfahren zur Herstellung von e-Caprolactam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1328923A true GB1328923A (en) | 1973-09-05 |
Family
ID=5760562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2039671A Expired GB1328923A (en) | 1970-01-27 | 1971-04-19 | Production of lactams |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS558503B1 (enrdf_load_stackoverflow) |
| BE (1) | BE761900A (enrdf_load_stackoverflow) |
| CA (1) | CA920605A (enrdf_load_stackoverflow) |
| CH (1) | CH545790A (enrdf_load_stackoverflow) |
| ES (1) | ES387652A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2077349B3 (enrdf_load_stackoverflow) |
| GB (1) | GB1328923A (enrdf_load_stackoverflow) |
| NL (1) | NL7101072A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2916415A1 (de) * | 1979-04-23 | 1980-11-06 | Basf Ag | Verfahren zum raschen abkuehlen von dampffoermiges caprolactam enthaltenden gasen |
| JP2021146679A (ja) | 2020-03-23 | 2021-09-27 | 株式会社リコー | 樹脂粉末、立体造形用樹脂粉末、立体造形物の製造方法、及び立体造形物の製造装置 |
-
1971
- 1971-01-06 CH CH12771A patent/CH545790A/xx not_active IP Right Cessation
- 1971-01-12 CA CA102584A patent/CA920605A/en not_active Expired
- 1971-01-22 FR FR7102140A patent/FR2077349B3/fr not_active Expired
- 1971-01-22 BE BE761900A patent/BE761900A/xx unknown
- 1971-01-27 ES ES387652A patent/ES387652A1/es not_active Expired
- 1971-01-27 JP JP712413A patent/JPS558503B1/ja active Pending
- 1971-01-27 NL NL7101072A patent/NL7101072A/xx unknown
- 1971-04-19 GB GB2039671A patent/GB1328923A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2077349B3 (enrdf_load_stackoverflow) | 1973-10-19 |
| NL7101072A (enrdf_load_stackoverflow) | 1971-07-29 |
| CH545790A (enrdf_load_stackoverflow) | 1974-02-15 |
| JPS558503B1 (enrdf_load_stackoverflow) | 1980-03-04 |
| CA920605A (en) | 1973-02-06 |
| DE2003460B2 (de) | 1977-03-03 |
| FR2077349A7 (enrdf_load_stackoverflow) | 1971-10-22 |
| DE2003460A1 (de) | 1971-08-05 |
| ES387652A1 (es) | 1973-05-01 |
| BE761900A (fr) | 1971-07-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |