NL162375C - IMPROVED METHOD FOR PREPARING AND RECOVERING LACTAMS. - Google Patents
IMPROVED METHOD FOR PREPARING AND RECOVERING LACTAMS.Info
- Publication number
- NL162375C NL162375C NL7106341.A NL7106341A NL162375C NL 162375 C NL162375 C NL 162375C NL 7106341 A NL7106341 A NL 7106341A NL 162375 C NL162375 C NL 162375C
- Authority
- NL
- Netherlands
- Prior art keywords
- lactams
- recovering
- preparing
- improved method
- improved
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Hydrogenated Pyridines (AREA)
Priority Applications (23)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7106341.A NL162375C (en) | 1971-05-07 | 1971-05-07 | IMPROVED METHOD FOR PREPARING AND RECOVERING LACTAMS. |
ZA722936A ZA722936B (en) | 1971-05-07 | 1972-05-01 | Improved process for preparing and recovering lactams |
CA141,066A CA989830A (en) | 1971-05-07 | 1972-05-02 | Process for preparing and recovering lactams |
US00249727A US3852273A (en) | 1971-05-07 | 1972-05-02 | Process for preparing and recovering lactams |
IL39345A IL39345A (en) | 1971-05-07 | 1972-05-03 | Preparation and recovery of lactams |
AU41855/72A AU459340B2 (en) | 1971-05-07 | 1972-05-03 | Improved process for preparing and recovering lactams |
HUSA2352A HU170331B (en) | 1971-05-07 | 1972-05-04 | |
TR17114A TR17114A (en) | 1971-05-07 | 1972-05-05 | PROCESSED PROCEDURE FOR THE MANUFACTURING OF LACTAMS OR BY SEPARATION FROM THE REACTION ENVIRONMENT |
BR2828/72A BR7202828D0 (en) | 1971-05-07 | 1972-05-05 | PROCESS FOR THE PREPARATION OF A LACTAMA |
CH671772A CH605736A5 (en) | 1971-05-07 | 1972-05-05 | |
GB2113572A GB1342460A (en) | 1971-05-07 | 1972-05-05 | Process for preparing and recovering lactams |
DE19722222216 DE2222216A1 (en) | 1971-05-07 | 1972-05-05 | Improved Process for the Production and Recovery of Lactams |
BE783100A BE783100A (en) | 1971-05-07 | 1972-05-05 | LACTAM PREPARATION PROCESS |
DD162817A DD96236A5 (en) | 1971-05-07 | 1972-05-05 | |
AT395672A AT316573B (en) | 1971-05-07 | 1972-05-05 | Process for the production of lactams |
IT50094/72A IT957747B (en) | 1971-05-07 | 1972-05-06 | PROCEDURE FOR THE PREPARATION OF LACTAMES |
ES402472A ES402472A1 (en) | 1971-05-07 | 1972-05-06 | Process for preparing and recovering lactams |
BG020415A BG26667A3 (en) | 1971-05-07 | 1972-05-06 | METHOD OF OBTAINING LACTAMS |
FR7216368A FR2137622B1 (en) | 1971-05-07 | 1972-05-08 | |
PL1972155238A PL81746B1 (en) | 1971-05-07 | 1972-05-08 | Process for preparing and recovering lactams[gb1342460a] |
JP47045286A JPS528320B1 (en) | 1971-05-07 | 1972-05-08 | |
SE7206066A SE377334B (en) | 1971-05-07 | 1972-05-08 | |
CS723130A CS215078B2 (en) | 1971-05-07 | 1972-05-10 | Method of making the lactams |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7106341.A NL162375C (en) | 1971-05-07 | 1971-05-07 | IMPROVED METHOD FOR PREPARING AND RECOVERING LACTAMS. |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7106341A NL7106341A (en) | 1972-11-09 |
NL162375B NL162375B (en) | 1979-12-17 |
NL162375C true NL162375C (en) | 1980-05-16 |
Family
ID=19813109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7106341.A NL162375C (en) | 1971-05-07 | 1971-05-07 | IMPROVED METHOD FOR PREPARING AND RECOVERING LACTAMS. |
Country Status (8)
Country | Link |
---|---|
BR (1) | BR7202828D0 (en) |
CS (1) | CS215078B2 (en) |
GB (1) | GB1342460A (en) |
HU (1) | HU170331B (en) |
NL (1) | NL162375C (en) |
PL (1) | PL81746B1 (en) |
TR (1) | TR17114A (en) |
ZA (1) | ZA722936B (en) |
-
1971
- 1971-05-07 NL NL7106341.A patent/NL162375C/en not_active IP Right Cessation
-
1972
- 1972-05-01 ZA ZA722936A patent/ZA722936B/en unknown
- 1972-05-04 HU HUSA2352A patent/HU170331B/hu unknown
- 1972-05-05 BR BR2828/72A patent/BR7202828D0/en unknown
- 1972-05-05 TR TR17114A patent/TR17114A/en unknown
- 1972-05-05 GB GB2113572A patent/GB1342460A/en not_active Expired
- 1972-05-08 PL PL1972155238A patent/PL81746B1/en unknown
- 1972-05-10 CS CS723130A patent/CS215078B2/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB1342460A (en) | 1974-01-03 |
ZA722936B (en) | 1973-02-28 |
NL7106341A (en) | 1972-11-09 |
CS215078B2 (en) | 1982-07-30 |
HU170331B (en) | 1977-05-28 |
TR17114A (en) | 1974-04-25 |
BR7202828D0 (en) | 1973-05-17 |
PL81746B1 (en) | 1975-08-30 |
NL162375B (en) | 1979-12-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee |