GB1411061A - Method for the production of omega lactams and their precursors by formation and nitrosation of a cyclomethylene ketene-so2 adduct - Google Patents
Method for the production of omega lactams and their precursors by formation and nitrosation of a cyclomethylene ketene-so2 adductInfo
- Publication number
- GB1411061A GB1411061A GB391673A GB391673A GB1411061A GB 1411061 A GB1411061 A GB 1411061A GB 391673 A GB391673 A GB 391673A GB 391673 A GB391673 A GB 391673A GB 1411061 A GB1411061 A GB 1411061A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ketene
- adduct
- cyclomethylene
- omega
- 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
- 239000002243 precursor Substances 0.000 title abstract 3
- 150000003951 lactams Chemical class 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 230000015572 biosynthetic process Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000009935 nitrosation Effects 0.000 title 1
- 238000007034 nitrosation reaction Methods 0.000 title 1
- CCGKOQOJPYTBIH-UHFFFAOYSA-N ethenone Chemical compound C=C=O CCGKOQOJPYTBIH-UHFFFAOYSA-N 0.000 abstract 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 2
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 abstract 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 abstract 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 150000002832 nitroso derivatives Chemical class 0.000 abstract 1
- 235000010269 sulphur dioxide Nutrition 0.000 abstract 1
- 239000004291 sulphur dioxide 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Pyrrole Compounds (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT19882/72A IT954876B (it) | 1972-01-27 | 1972-01-27 | Procedimento per la produzione di omega lattami e relativi pre cursori mediante formazione e ni trosazione dell addotto ciclometi lenchetene s02 e prodotti relativi |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1411061A true GB1411061A (en) | 1975-10-22 |
Family
ID=11162033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB391673A Expired GB1411061A (en) | 1972-01-27 | 1973-01-25 | Method for the production of omega lactams and their precursors by formation and nitrosation of a cyclomethylene ketene-so2 adduct |
Country Status (23)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102335573A (zh) * | 2010-07-23 | 2012-02-01 | 中国石油化工股份有限公司 | 一种己内酰胺苛化装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3733317A (en) * | 1970-06-30 | 1973-05-15 | Snia Viscosa | Method for the preparation of omega-lactams and their lactamizable precursors |
-
0
- BE BE794509D patent/BE794509A/xx unknown
-
1972
- 1972-01-27 IT IT19882/72A patent/IT954876B/it active
-
1973
- 1973-01-09 ZA ZA730151A patent/ZA73151B/xx unknown
- 1973-01-16 CH CH58073A patent/CH587212A5/xx not_active IP Right Cessation
- 1973-01-22 US US00325563A patent/US3835124A/en not_active Expired - Lifetime
- 1973-01-23 AT AT55273*#A patent/AT329580B/de not_active IP Right Cessation
- 1973-01-24 TR TR17480A patent/TR17480A/xx unknown
- 1973-01-25 IL IL41400A patent/IL41400A/en unknown
- 1973-01-25 IN IN178/CAL/1973A patent/IN140469B/en unknown
- 1973-01-25 DK DK41373AA patent/DK139964B/da unknown
- 1973-01-25 FR FR7302623A patent/FR2169246B1/fr not_active Expired
- 1973-01-25 GB GB391673A patent/GB1411061A/en not_active Expired
- 1973-01-26 ES ES410999A patent/ES410999A1/es not_active Expired
- 1973-01-26 SU SU731878900A patent/SU604484A3/ru active
- 1973-01-26 DE DE2303821A patent/DE2303821A1/de active Pending
- 1973-01-26 NL NL7301166A patent/NL7301166A/xx not_active Application Discontinuation
- 1973-01-26 CA CA162,227A patent/CA1038869A/en not_active Expired
- 1973-01-26 JP JP48010386A patent/JPS4881884A/ja active Pending
- 1973-01-26 DD DD168467A patent/DD105613A1/xx unknown
- 1973-01-26 BR BR73603A patent/BR7300603D0/pt unknown
- 1973-01-26 IE IE133/73A patent/IE37149B1/xx unknown
- 1973-01-29 AR AR246335A patent/AR196751A1/es active
-
1976
- 1976-02-26 SE SE7602498A patent/SE411544B/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102335573A (zh) * | 2010-07-23 | 2012-02-01 | 中国石油化工股份有限公司 | 一种己内酰胺苛化装置 |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AT328103B (de) | Verfahren zur herstellung von neuen prostanoesaurederivaten | |
| AT332546B (de) | Verfahren zur herstellung von neuen 7-acylamido -3-cephem-4- carbonsaurederivaten | |
| AT347612B (de) | Verfahren zur herstellung von neuen pregnan-21- saeure-derivaten | |
| ATA532974A (de) | Verfahren zur direkten herstellung von kristallinem harnstoffphosphat | |
| AT330350B (de) | Verfahren zur herstellung von 7-acylamino- desacetoxy-cephalosporansaure- derivaten | |
| GB1524248A (en) | Process for the production of l-aspartic acid by fermentation of hydrocarbons | |
| GB1411061A (en) | Method for the production of omega lactams and their precursors by formation and nitrosation of a cyclomethylene ketene-so2 adduct | |
| PH10050A (en) | Method of producing l-glutamic acid by fermentation | |
| GB1318618A (en) | Method for the preparation of omegalactams and their lactamizable precursors | |
| AT334869B (de) | Verfahren zur herstellung von 3-ketoglutarsaure | |
| AT327220B (de) | Verfahren zur herstellung von neuen phosphorsaureestern | |
| AT325632B (de) | Verfahren zur herstellung von nicotinsauren salzen von derivaten des biguanids | |
| AT327951B (de) | Verfahren zur herstellung von neuen 0-phenylthionothiolphosphorsaureestern | |
| SU472939A1 (ru) | Способ получени 4,5-замещенных -окись 3-нитроизоксазолинов | |
| AT338776B (de) | Verfahren zur herstellung von neuen substituierten alfa-aminooxyhydroxamsaurederivaten | |
| AT333427B (de) | Verfahren zur herstellung von neuen 7beta-acylamino- 7alpha -methoxy-3-cephem-4- carbonsaureverbindungen | |
| AT329532B (de) | Verfahren zur herstellung von neuen 1-amino- 3,5-dimethyladamantanen und deren saureadditionssalzen | |
| AT339715B (de) | Verfahren zur herstellung von frischsauren milcherzeugnissen | |
| IT1023082B (it) | Procedimento per la produzione di acido fosforico e prodotto ottenuto | |
| ATA988474A (de) | Verahren zur herstellung von neuensubstituierten 1,3-dihydrospiro(isobenzofuranen) sowie von optischen antipoden und saeureadditionssalzen dieser verbindungen | |
| AT333433B (de) | Verfahren zur herstellung von neuen 7beta-acylamino-7alpha-methoxy -3-cephem-4- carbonsaureverbindungen | |
| ATA832377A (de) | Verfahren zur herstellung von neuen substi- tuierten 1,3-dehydrospiro(isobenzofuranen) sowie von optischen atipoden und saeure- additionssalzen dieser verbindungen | |
| AT331795B (de) | Verfahren zur herstellung von neuen alkoxyzimtsaureestern basisch substituierter heterocyclischer verbindungen | |
| AT337172B (de) | Verfahren zur herstellung von 3-indolylmilchsaure | |
| ATA607176A (de) | Verfahren zur herstellung von neuen substituierten alfa-aminooxyhydroxamsaurederivaten |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |