BE783100A - Procede de preparation de lactames - Google Patents
Procede de preparation de lactamesInfo
- Publication number
- BE783100A BE783100A BE783100A BE783100A BE783100A BE 783100 A BE783100 A BE 783100A BE 783100 A BE783100 A BE 783100A BE 783100 A BE783100 A BE 783100A BE 783100 A BE783100 A BE 783100A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation process
- lactam preparation
- lactam
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7106341.A NL162375C (nl) | 1971-05-07 | 1971-05-07 | Verbeterde werkwijze voor de bereiding en winning van lactamen. |
NL7115110A NL7115110A (en) | 1971-11-03 | 1971-11-03 | Lactams - by intramoleculr reaction of corresponding - ketoximes in sulphuric acid medium |
Publications (1)
Publication Number | Publication Date |
---|---|
BE783100A true BE783100A (fr) | 1972-11-06 |
Family
ID=26644654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE783100A BE783100A (fr) | 1971-05-07 | 1972-05-05 | Procede de preparation de lactames |
Country Status (15)
Country | Link |
---|---|
US (1) | US3852273A (fr) |
JP (1) | JPS528320B1 (fr) |
AT (1) | AT316573B (fr) |
AU (1) | AU459340B2 (fr) |
BE (1) | BE783100A (fr) |
BG (1) | BG26667A3 (fr) |
CA (1) | CA989830A (fr) |
CH (1) | CH605736A5 (fr) |
DD (1) | DD96236A5 (fr) |
DE (1) | DE2222216A1 (fr) |
ES (1) | ES402472A1 (fr) |
FR (1) | FR2137622B1 (fr) |
IL (1) | IL39345A (fr) |
IT (1) | IT957747B (fr) |
SE (1) | SE377334B (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2130037B2 (de) * | 1971-06-18 | 1977-02-10 | Davy Powergas GmbH, 5000Köln | Verfahren zur herstellung von lactamen |
DE2130036B2 (de) * | 1971-06-18 | 1977-02-10 | Davy Powergas GmbH, 5000 Köln | Verfahren zur herstellung von lactamen |
NL7308100A (fr) * | 1973-06-12 | 1974-12-16 | ||
NL7308834A (fr) * | 1973-06-26 | 1974-12-30 | ||
CH593934A5 (fr) * | 1974-09-03 | 1977-12-30 | Inventa Ag | |
JPS523261A (en) * | 1975-06-24 | 1977-01-11 | Sumitomo Chem Co Ltd | Purification method for polluted water |
NL7601061A (nl) * | 1976-02-03 | 1977-08-05 | Stamicarbon | Werkwijze voor het winnen van epsilon-caprolac- tam uit een epsilon-caprolactamzwavelzuur-reac- tiemengsel. |
NL7607047A (nl) * | 1976-06-28 | 1977-12-30 | Stamicarbon | Werkwijze voor het winnen van epsilon-caprolac- tam uit een epsilon-caprolactam-zwavelzuur- -reactiemengsel. |
DE2656182C3 (de) * | 1976-12-11 | 1979-10-04 | Basf Ag, 6700 Ludwigshafen | Verfahren zur kontinuierlichen Extraktion von Caprolactam aus Wasser enthaltendem Rohlactam |
DE4132498A1 (de) * | 1991-09-30 | 1993-04-01 | Basf Ag | Verfahren zur herstellung von caprolactam durch beckmann'sche umlagerung von cyclohexanonoxim |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3133055A (en) * | 1964-05-12 | Production ofcaprolactam | ||
NL282684A (fr) * | 1961-08-30 | 1900-01-01 | ||
DE1199243B (de) * | 1963-07-10 | 1965-08-26 | Huels Chemische Werke Ag | Verfahren zur Herstellung schwefeldioxydhaltiger Gase aus ammoniumsalzhaltigen Abfallschwefelsaeuren |
NL136780C (fr) * | 1963-10-31 | |||
GB1084096A (fr) * | 1963-12-03 | 1900-01-01 | ||
DE1229995B (de) * | 1964-01-17 | 1966-12-08 | Chemiebau Dr A Zieren Ges Mit | Verfahren zur Gewinnung von Ammoniak und Schwefeldioxyd |
NL144600B (nl) * | 1964-03-07 | 1975-01-15 | Stamicarbon | Afscheiding van lactamen uit een sterk zwavelzuur milieu. |
US3404947A (en) * | 1966-02-14 | 1968-10-08 | Standard Oil Co | Process for waste disposal |
US3694433A (en) * | 1971-08-27 | 1972-09-26 | Allied Chem | Method for the recovery of caprolactam |
-
1972
- 1972-05-02 CA CA141,066A patent/CA989830A/en not_active Expired
- 1972-05-02 US US00249727A patent/US3852273A/en not_active Expired - Lifetime
- 1972-05-03 IL IL39345A patent/IL39345A/xx unknown
- 1972-05-03 AU AU41855/72A patent/AU459340B2/en not_active Expired
- 1972-05-05 AT AT395672A patent/AT316573B/de active
- 1972-05-05 DE DE19722222216 patent/DE2222216A1/de not_active Ceased
- 1972-05-05 CH CH671772A patent/CH605736A5/xx not_active IP Right Cessation
- 1972-05-05 DD DD162817A patent/DD96236A5/xx unknown
- 1972-05-05 BE BE783100A patent/BE783100A/fr unknown
- 1972-05-06 IT IT50094/72A patent/IT957747B/it active
- 1972-05-06 ES ES402472A patent/ES402472A1/es not_active Expired
- 1972-05-06 BG BG7220415A patent/BG26667A3/xx unknown
- 1972-05-08 SE SE7206066A patent/SE377334B/xx unknown
- 1972-05-08 FR FR7216368A patent/FR2137622B1/fr not_active Expired
- 1972-05-08 JP JP47045286A patent/JPS528320B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3852273A (en) | 1974-12-03 |
DE2222216A1 (de) | 1972-11-23 |
FR2137622B1 (fr) | 1979-08-24 |
BG26667A3 (fr) | 1979-05-15 |
SE377334B (fr) | 1975-06-30 |
AU459340B2 (en) | 1975-03-20 |
DD96236A5 (fr) | 1973-03-12 |
FR2137622A1 (fr) | 1972-12-29 |
ES402472A1 (es) | 1975-04-01 |
CA989830A (en) | 1976-05-25 |
IL39345A0 (en) | 1972-07-26 |
AT316573B (de) | 1974-07-25 |
AU4185572A (en) | 1973-11-08 |
JPS528320B1 (fr) | 1977-03-08 |
CH605736A5 (fr) | 1978-10-13 |
IT957747B (it) | 1973-10-20 |
IL39345A (en) | 1975-07-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE787395A (fr) | Procede de preparation de polyisocyanates | |
BE784737A (fr) | Procede de preparation de n-arylurees | |
BE816872A (fr) | Procede de preparation de lactames | |
BE783100A (fr) | Procede de preparation de lactames | |
BE783101A (fr) | Procede de preparation de lactames | |
BE776979A (fr) | Procede de purification de lactames | |
BE789476A (fr) | Procede de preparation de cliches | |
BE787929A (fr) | Procede ameliore de preparation de polyamides | |
BE786329A (fr) | Procede de preparation de polyurethannes | |
BE773264A (fr) | Procede de purification de lactames | |
BE779006A (fr) | Procede de separation | |
BE784560A (fr) | Procede de preparation de lactames | |
BE783074A (fr) | Procede de fluoration de composes perchlores | |
BE787930A (fr) | Procede de preparation de polyamides | |
BE787990A (fr) | Procede de preparation de peroxydiesters | |
BE785780A (fr) | Procede de preparation de 6-hydroxy-dihydro-uraciles | |
BE792486R (fr) | Procede de preparation | |
BE786177R (fr) | Procede de preparation | |
BE784593A (fr) | Procede de preparation de pivalolactone | |
CH553804A (fr) | Procede de preparation de pyridopyrimidones substituees. | |
BE792122A (fr) | Procede de preparation de benzyl-pyrimidines | |
BE792288R (fr) | Procede de preparation de 1-ethyl-3- | |
BE784116R (fr) | Procede de preparation de | |
BE791411R (fr) | Procede de preparation de | |
BE783646A (fr) | Procede de deparaffinage |