GB1050547A - - Google Patents
Info
- Publication number
- GB1050547A GB1050547A GB1050547DA GB1050547A GB 1050547 A GB1050547 A GB 1050547A GB 1050547D A GB1050547D A GB 1050547DA GB 1050547 A GB1050547 A GB 1050547A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- lactam
- march
- precipitate
- alkaline
- 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.)
- Active
Links
- 150000003951 lactams Chemical class 0.000 abstract 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 3
- 150000001735 carboxylic acids Chemical class 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- AXXBSLWCWNGFPM-UHFFFAOYSA-N cyclodecanecarboxylic acid Chemical compound OC(=O)C1CCCCCCCCC1 AXXBSLWCWNGFPM-UHFFFAOYSA-N 0.000 abstract 1
- URAXDCBRCGSGAT-UHFFFAOYSA-N cyclooctanecarboxylic acid Chemical compound OC(=O)C1CCCCCCC1 URAXDCBRCGSGAT-UHFFFAOYSA-N 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000012452 mother liquor Substances 0.000 abstract 1
- VQTGUFBGYOIUFS-UHFFFAOYSA-N nitrosylsulfuric acid Chemical compound OS(=O)(=O)ON=O VQTGUFBGYOIUFS-UHFFFAOYSA-N 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 239000010409 thin film Substances 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
- C07D201/10—Preparation of lactams from cycloaliphatic compounds by simultaneous nitrosylation and rearrangement
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Polyamides (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH287063A CH414644A (de) | 1963-03-06 | 1963-03-06 | Verbessertes Verfahren zur Herstellung von w-Lactamen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1050547A true GB1050547A (en:Method) |
Family
ID=4243420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1050547D Active GB1050547A (en:Method) | 1963-03-06 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT255397B (en:Method) |
| BE (1) | BE644813A (en:Method) |
| CH (1) | CH414644A (en:Method) |
| ES (1) | ES297204A1 (en:Method) |
| GB (1) | GB1050547A (en:Method) |
| NL (1) | NL6402231A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1187655B (it) * | 1985-03-27 | 1987-12-23 | Friuli Chim Spa | Procedimento per la preparazione di w-lattami,in particolare caprolattame |
-
0
- GB GB1050547D patent/GB1050547A/en active Active
-
1963
- 1963-03-06 CH CH287063A patent/CH414644A/de unknown
-
1964
- 1964-02-17 AT AT129664A patent/AT255397B/de active
- 1964-03-04 ES ES297204A patent/ES297204A1/es not_active Expired
- 1964-03-05 NL NL6402231A patent/NL6402231A/xx unknown
- 1964-03-06 BE BE644813D patent/BE644813A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT255397B (de) | 1967-07-10 |
| ES297204A1 (es) | 1964-05-16 |
| CH414644A (de) | 1966-06-15 |
| NL6402231A (en:Method) | 1964-09-07 |
| BE644813A (en:Method) | 1964-07-01 |
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