BE737781A - - Google Patents
Info
- Publication number
- BE737781A BE737781A BE737781DA BE737781A BE 737781 A BE737781 A BE 737781A BE 737781D A BE737781D A BE 737781DA BE 737781 A BE737781 A BE 737781A
- Authority
- BE
- Belgium
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D205/00—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
- C07D205/02—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
- C07D205/06—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D205/08—Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with one oxygen atom directly attached in position 2, e.g. beta-lactams
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681795190 DE1795190B1 (de) | 1968-08-21 | 1968-08-21 | Verfahren zur Herstellung von ss-Lactamen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE737781A true BE737781A (de) | 1970-02-23 |
Family
ID=5708091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE737781D BE737781A (de) | 1968-08-21 | 1969-08-21 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT292655B (de) |
| BE (1) | BE737781A (de) |
| BR (1) | BR6911783D0 (de) |
| CH (1) | CH520137A (de) |
| DE (1) | DE1795190B1 (de) |
| FR (1) | FR2016990A1 (de) |
| GB (1) | GB1240207A (de) |
| NL (1) | NL6912465A (de) |
-
1968
- 1968-08-21 DE DE19681795190 patent/DE1795190B1/de active Pending
-
1969
- 1969-08-15 NL NL6912465A patent/NL6912465A/xx unknown
- 1969-08-19 CH CH1253369A patent/CH520137A/de not_active IP Right Cessation
- 1969-08-19 AT AT793169A patent/AT292655B/de not_active IP Right Cessation
- 1969-08-21 BR BR21178369A patent/BR6911783D0/pt unknown
- 1969-08-21 BE BE737781D patent/BE737781A/xx unknown
- 1969-08-21 GB GB4182669A patent/GB1240207A/en not_active Expired
- 1969-08-21 FR FR6928707A patent/FR2016990A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| NL6912465A (de) | 1970-02-24 |
| DE1795190B1 (de) | 1972-05-31 |
| AT292655B (de) | 1971-09-10 |
| FR2016990A1 (de) | 1970-05-15 |
| CH520137A (de) | 1972-03-15 |
| GB1240207A (en) | 1971-07-21 |
| BR6911783D0 (pt) | 1973-01-04 |