NL6711799A - - Google Patents
Info
- Publication number
- NL6711799A NL6711799A NL6711799A NL6711799A NL6711799A NL 6711799 A NL6711799 A NL 6711799A NL 6711799 A NL6711799 A NL 6711799A NL 6711799 A NL6711799 A NL 6711799A NL 6711799 A NL6711799 A NL 6711799A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
- C07D307/62—Three oxygen atoms, e.g. ascorbic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/655—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms
- C07F9/65515—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as the only ring hetero atoms the oxygen atom being part of a five-membered ring
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57898366A | 1966-09-13 | 1966-09-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6711799A true NL6711799A (en) | 1968-03-14 |
Family
ID=24315123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6711799A NL6711799A (en) | 1966-09-13 | 1967-08-28 |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH490424A (en) |
GB (1) | GB1158030A (en) |
NL (1) | NL6711799A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991013895A1 (en) * | 1990-03-07 | 1991-09-19 | F.Hoffmann-La Roche Ag | Method for preparing derivatives of ascorbic acid |
-
1967
- 1967-08-28 NL NL6711799A patent/NL6711799A/xx unknown
- 1967-09-04 GB GB4027967A patent/GB1158030A/en not_active Expired
- 1967-09-12 CH CH1268667A patent/CH490424A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE1668404B2 (en) | 1975-11-13 |
DE1668404A1 (en) | 1971-07-15 |
CH490424A (en) | 1970-05-15 |
GB1158030A (en) | 1969-07-09 |