MD419C2 - Procedeu de obţinere stereoselectivă a Z-1,2-diarilalilclorurilor - Google Patents
Procedeu de obţinere stereoselectivă a Z-1,2-diarilalilclorurilorInfo
- Publication number
- MD419C2 MD419C2 MD95-0220A MD950220A MD419C2 MD 419 C2 MD419 C2 MD 419C2 MD 950220 A MD950220 A MD 950220A MD 419 C2 MD419 C2 MD 419C2
- Authority
- MD
- Moldova
- Prior art keywords
- preparation
- halogen
- stereoselective
- diaryl
- ether
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
- C07C25/24—Halogenated aromatic hydrocarbons with unsaturated side chains
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
- C07C43/225—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing halogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/257—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings
- C07C43/29—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings containing halogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/08—Compounds containing oxirane rings with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Epoxy Compounds (AREA)
Abstract
Sarcina prezentei invenţii constă în elaborarea procedeului, conform căruia este posibilă obţinerea unui randament sporit al Z-1,2-diarilalilclorurilor cu formula generalăutilizate în calitate de produse intermediare la obţinerea agenţilor activi farmacologici,fungicizi şi antimicotici.Procedeul de obţinere stereoselectivă a substanţelor cu formula generală (1) constă în aceea că clorhidrinele cu formula IIîn care radicalii R1 şi R2, independent unul de altul, semnifică hidrogen, halogen, alchil, halogenalchil, alcoxi, halogenalcoxi sau radical aromatic nesubstituit sau substituit, iar n şi m semnifică 1, 2 sau 3, se deshidratează în eter inert sau ester al acidului carbonic în calitate de dizolvant în prezenţa anhidridei acidului carbonic sau cetenei respective şi acidului organic sau anorganic sau oleum la temperatura până la 50°C.Revendicări:9
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3923674A DE3923674A1 (de) | 1989-07-18 | 1989-07-18 | Verfahren zur stereoselektiven herstellung von z-1,2-dirayl-allyl-chloriden und deren umsetzung zu azolylmethyloxiranen |
Publications (1)
Publication Number | Publication Date |
---|---|
MD419C2 true MD419C2 (ro) | 1996-07-31 |
Family
ID=6385245
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MD95-0220A MD419C2 (ro) | 1989-07-18 | 1994-12-13 | Procedeu de obţinere stereoselectivă a Z-1,2-diarilalilclorurilor |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3923674A1 (ro) |
MD (1) | MD419C2 (ro) |
RU (2) | RU2014317C1 (ro) |
UA (1) | UA37175C2 (ro) |
-
1989
- 1989-07-18 DE DE3923674A patent/DE3923674A1/de not_active Withdrawn
-
1990
- 1990-07-17 UA UA4830460A patent/UA37175C2/uk unknown
- 1990-07-17 RU SU904830460A patent/RU2014317C1/ru active
-
1991
- 1991-11-26 RU RU94011635A patent/RU2125997C1/ru not_active IP Right Cessation
-
1994
- 1994-12-13 MD MD95-0220A patent/MD419C2/ro not_active IP Right Cessation
Non-Patent Citations (4)
Title |
---|
Brevet nr. 3218129, DE, Int. Cl. C 07 D 405/06, 1983. * |
Brevet nr. 3218130, DE, Int. Cl. C 07 D 405/06, 1983. * |
Brevet, nr. 196038, Ep, Int. Cl. C 07 D 405/06, 1983. * |
Houben-Weyl. Meth. der organ. Chemie, ediţia 4, vol. 5/1, 1972, p. 62-71. * |
Also Published As
Publication number | Publication date |
---|---|
DE3923674A1 (de) | 1991-01-31 |
UA37175C2 (uk) | 2001-05-15 |
RU2014317C1 (ru) | 1994-06-15 |
RU2125997C1 (ru) | 1999-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
KA4A | Patent for invention lapsed due to non-payment of fees (with right of restoration) | ||
MM4A | Patent for invention definitely lapsed due to non-payment of fees |