CS150577B2 - - Google Patents
Info
- Publication number
- CS150577B2 CS150577B2 CS284668A CS284668A CS150577B2 CS 150577 B2 CS150577 B2 CS 150577B2 CS 284668 A CS284668 A CS 284668A CS 284668 A CS284668 A CS 284668A CS 150577 B2 CS150577 B2 CS 150577B2
- Authority
- CS
- Czechoslovakia
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
- C07D307/38—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 substituted hydrocarbon radicals attached to ring carbon atoms
- C07D307/40—Radicals substituted by oxygen atoms
- C07D307/46—Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
- C07D307/48—Furfural
- C07D307/50—Preparation from natural products
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR103817A FR1527229A (fr) | 1967-04-21 | 1967-04-21 | Perfectionnements aux cuves d'hydrolyse de matières végétales applicables, notamment, à la fabrication du furfural |
| FR136362A FR94724E (fr) | 1967-04-21 | 1968-01-17 | Perfectionnements aux cuves d'hydrolyse de matieres végétales applicables, notamment, a la fabrication du furfural. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS150577B2 true CS150577B2 (cs) | 1973-09-04 |
Family
ID=26175846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS284668A CS150577B2 (cs) | 1967-04-21 | 1968-04-18 |
Country Status (2)
| Country | Link |
|---|---|
| CS (1) | CS150577B2 (cs) |
| FR (2) | FR1527229A (cs) |
-
1967
- 1967-04-21 FR FR103817A patent/FR1527229A/fr not_active Expired
-
1968
- 1968-01-17 FR FR136362A patent/FR94724E/fr not_active Expired
- 1968-04-18 CS CS284668A patent/CS150577B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1527229A (fr) | 1968-05-31 |
| FR94724E (fr) | 1969-10-24 |