RO98514B1 - Procedeu pentru prepararea unor derivati de 4-benzoil-3,5-dioxotetrahidropirani substituiti - Google Patents
Procedeu pentru prepararea unor derivati de 4-benzoil-3,5-dioxotetrahidropirani substituitiInfo
- Publication number
- RO98514B1 RO98514B1 RO128502A RO12850287A RO98514B1 RO 98514 B1 RO98514 B1 RO 98514B1 RO 128502 A RO128502 A RO 128502A RO 12850287 A RO12850287 A RO 12850287A RO 98514 B1 RO98514 B1 RO 98514B1
- Authority
- RO
- Romania
- Prior art keywords
- alkyl
- hydrogen
- benzoyl
- dioxotetrahydropyranes
- derivatives
- Prior art date
Links
- GYVQKBDOOBBQMW-UHFFFAOYSA-N 4-benzoyloxane-3,5-dione Chemical class C=1C=CC=CC=1C(=O)C1C(=O)COCC1=O GYVQKBDOOBBQMW-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 abstract 4
- 229910052739 hydrogen Inorganic materials 0.000 abstract 4
- 239000001257 hydrogen Substances 0.000 abstract 4
- 125000004093 cyano group Chemical group *C#N 0.000 abstract 3
- 229910052736 halogen Inorganic materials 0.000 abstract 3
- 150000002367 halogens Chemical group 0.000 abstract 3
- 125000004765 (C1-C4) haloalkyl group Chemical group 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
- 125000002947 alkylene group Chemical group 0.000 abstract 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 2
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- -1 benzoyl halide Chemical class 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000002363 herbicidal effect Effects 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 125000000876 trifluoromethoxy group Chemical group FC(F)(F)O* 0.000 abstract 1
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
Inventia se refera la un procedeu pentru prepararea unor compusi erbicizi cu formula generala: (vezi descriere), în care X este oxigen, R este halogen, alchil de C1-C2, alcoxi de C1-C2, nitro, ciano, haloalchil de C1-C2 sau RaSOm-în care m este 0 sau 2 si Ra este alchil de C1-C2, R1 este hidrogen sau alchil de C1-C4, R2 este hidrogen sau alchil de C1-C4 sau R1 si R2 împreuna sunt alchilen cu 2 la 5 atomi de carbon, R3 este hidrogen sau alchil de C1-C4 sau R3 si R4 împreuna sunt alchilen cu 2 la 5 atomi de carbon si R5 si R6 independent sunt (1) hidrogen, (2) halogen, (3) alchil de C1-C4, (4) alcoxi de C1-C4, (5) trifluormetoxi, (6) ciano (7) nitro, (8) haloalchil de C1-C4, (9) R1SOn- în care n este numarul întreg 0,1 sau 2 si R1 este (a) alchil de C1-C4, (b) alchil de C1-C4 substituit prin halogen sau ciano, prin reactia unei dione cu o halogenura de benzoil, , în prezenta de baza moderata.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO128502A RO98514B1 (ro) | 1987-06-05 | 1987-06-05 | Procedeu pentru prepararea unor derivati de 4-benzoil-3,5-dioxotetrahidropirani substituiti |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO128502A RO98514B1 (ro) | 1987-06-05 | 1987-06-05 | Procedeu pentru prepararea unor derivati de 4-benzoil-3,5-dioxotetrahidropirani substituiti |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO98514B1 true RO98514B1 (ro) | 1990-03-30 |
Family
ID=40906612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO128502A RO98514B1 (ro) | 1987-06-05 | 1987-06-05 | Procedeu pentru prepararea unor derivati de 4-benzoil-3,5-dioxotetrahidropirani substituiti |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO98514B1 (ro) |
-
1987
- 1987-06-05 RO RO128502A patent/RO98514B1/ro unknown
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