GB957676A - Improvements in the manufacture of caprolactam - Google Patents
Improvements in the manufacture of caprolactamInfo
- Publication number
- GB957676A GB957676A GB22402/60A GB2240260A GB957676A GB 957676 A GB957676 A GB 957676A GB 22402/60 A GB22402/60 A GB 22402/60A GB 2240260 A GB2240260 A GB 2240260A GB 957676 A GB957676 A GB 957676A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- cyclohexane
- nitrosyl
- radical
- aliphatic
- 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
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title abstract 6
- 238000004519 manufacturing process Methods 0.000 title 1
- NZNMSOFKMUBTKW-UHFFFAOYSA-N cyclohexanecarboxylic acid Chemical group OC(=O)C1CCCCC1 NZNMSOFKMUBTKW-UHFFFAOYSA-N 0.000 abstract 4
- -1 mono-substituted cyclohexane Chemical class 0.000 abstract 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical group O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 3
- XTHPWXDJESJLNJ-UHFFFAOYSA-N sulfurochloridic acid Chemical compound OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 abstract 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- LZDSILRDTDCIQT-UHFFFAOYSA-N dinitrogen trioxide Chemical compound [O-][N+](=O)N=O LZDSILRDTDCIQT-UHFFFAOYSA-N 0.000 abstract 2
- VQTGUFBGYOIUFS-UHFFFAOYSA-N nitrosylsulfuric acid Chemical compound OS(=O)(=O)ON=O VQTGUFBGYOIUFS-UHFFFAOYSA-N 0.000 abstract 2
- 239000004157 Nitrosyl chloride Substances 0.000 abstract 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 abstract 1
- 125000002723 alicyclic group Chemical group 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 150000008064 anhydrides Chemical class 0.000 abstract 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 abstract 1
- BMFYCFSWWDXEPB-UHFFFAOYSA-N cyclohexyl(phenyl)methanone Chemical compound C=1C=CC=CC=1C(=O)C1CCCCC1 BMFYCFSWWDXEPB-UHFFFAOYSA-N 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 150000004702 methyl esters Chemical class 0.000 abstract 1
- BMNDJWSIKZECMH-UHFFFAOYSA-N nitrosyl bromide Chemical compound BrN=O BMNDJWSIKZECMH-UHFFFAOYSA-N 0.000 abstract 1
- VPCDQGACGWYTMC-UHFFFAOYSA-N nitrosyl chloride Chemical compound ClN=O VPCDQGACGWYTMC-UHFFFAOYSA-N 0.000 abstract 1
- 235000019392 nitrosyl chloride Nutrition 0.000 abstract 1
- 150000003839 salts Chemical class 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D223/00—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
- C07D223/02—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
- C07D223/06—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D223/08—Oxygen atoms
- C07D223/10—Oxygen atoms attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB22402/60A GB957676A (en) | 1960-06-27 | 1960-06-27 | Improvements in the manufacture of caprolactam |
| CH739161A CH394211A (de) | 1960-06-27 | 1961-06-23 | Verfahren zur Herstellung von Caprolactam |
| SE6651/61A SE309241B (enrdf_load_stackoverflow) | 1960-06-27 | 1961-06-26 | |
| CH608063A CH411898A (de) | 1960-06-27 | 1963-05-15 | Verfahren zur Herstellung von Caprolactam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB22402/60A GB957676A (en) | 1960-06-27 | 1960-06-27 | Improvements in the manufacture of caprolactam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB957676A true GB957676A (en) | 1964-05-13 |
Family
ID=10178789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB22402/60A Expired GB957676A (en) | 1960-06-27 | 1960-06-27 | Improvements in the manufacture of caprolactam |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH394211A (enrdf_load_stackoverflow) |
| GB (1) | GB957676A (enrdf_load_stackoverflow) |
| SE (1) | SE309241B (enrdf_load_stackoverflow) |
-
1960
- 1960-06-27 GB GB22402/60A patent/GB957676A/en not_active Expired
-
1961
- 1961-06-23 CH CH739161A patent/CH394211A/de unknown
- 1961-06-26 SE SE6651/61A patent/SE309241B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH394211A (de) | 1965-06-30 |
| SE309241B (enrdf_load_stackoverflow) | 1969-03-17 |
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