[go: up one dir, main page]

Pheromones et al. - Google Patents

Syntheses of Aggregation Pheromones of the Palm Weevils Rhyncophorus vulneratus and R. phoenicis and of (+)-trans-Whiskey Lactone

Pheromones et al.

View PDF
Document ID
2470183890961451555
Author
Pheromones P
Yadav W
Rao C
Prasad A
Al Ghamdib A

External Links

Snippet

(3S, 4S)-3-Methyloctan-4-ol,(4S, 5S)-4-methylnonan-5-ol, and (+)-trans-whiskey lactone [(4S, 5R)-5-butyl-4-methyldihydrofuran-2 (3H)-one] were synthesized stereoselectively by using a radical cyclization reaction as a key step. All three molecules were synthesized from …
Continue reading at beekeeperstraining.com (PDF) (other versions)

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
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen 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
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen 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 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
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen 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
    • C07D309/28—Heterocyclic compounds containing six-membered rings having one oxygen 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 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
    • C07D309/30—Oxygen atoms, e.g. delta-lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • 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
    • C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D307/18—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2101/00—Systems containing only non-condensed rings
    • C07C2101/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2101/16—The ring being unsaturated
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring heteroatom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/12—Compounds containing oxirane rings with hydrocarbon radicals substituted by singly or doubly bound oxygen atoms
    • 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
    • C07D307/94—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom spiro-condensed with carbocyclic rings or ring systems, e.g. griseofulvins
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring

Similar Documents

Publication Publication Date Title
Sawama et al. First total synthesis of (R, R, R)-and (3 R, 5 S, 9 R)-bejarol by gold-catalyzed allene cycloisomerization and determination of absolute configuration of the natural product
Aoki et al. Total syntheses of natural pseurotins A, F2, and azaspirene
Lo et al. Total Synthesis of (+)-Lycoricidine and Conduramine B-1, ent-C-1, C-4, D-1, ent-F-1, and ent-F-4, and Formal Synthesis of (−)-Laminitol: a C 2-Symmetric Chiral-Pool-Based Flexible Strategy
Yoshimura et al. Unified synthesis of tirandamycins and streptolydigins
Yadav et al. Stereoselective total synthesis of (+)-sapinofuranone B
Ballini Synthesis of natural products via aliphatic nitroderivatives
Hajra et al. Unified total synthesis of (+)-chinensiolide B and (+)-8-epigrosheimin
Oppolzer et al. Synthesis of (−)‐Erythrodiene and (+)‐7‐Epispirojatamol via Intramolecular Pd‐Catalyzed Allylzincation
Reddy et al. The First Stereoselective Total Synthesis of Naturally Occurring, Bioactive (3R, 5R)‐1‐(4‐Hydroxyphenyl)‐7‐phenylheptane‐3, 5‐diol and the Synthesis of Its Enantiomer
Pheromones et al. Syntheses of Aggregation Pheromones of the Palm Weevils Rhyncophorus vulneratus and R. phoenicis and of (+)-trans-Whiskey Lactone
Chakraborty et al. Total synthesis of clavosolide A
Das et al. Stereoselective total synthesis of dodoneine
Ramesh et al. An Efficient Stereoselective Total Synthesis of Bioactive (3R, 5R)‐1‐(4‐Hydroxyphenyl)‐7‐phenylheptane‐3, 5‐diol via Asymmetric Aldol Reaction
Yadav et al. Syntheses of Aggregation Pheromones of the Palm Weevils Rhyncophorus vulneratus and R. phoenicis and of (+)-trans-Whiskey Lactone
DE69322013T2 (en) (3R, 5S) -3,5,6-trihydroxyhexanoic acid derivatives and process for their preparation
Sabitha et al. Synthesis of (-)-(5R, 6S)-6-acetoxyhexadecanolide, a mosquito oviposition attractant pheromone of Culex pipiens fatigans
Nagasawa et al. Total synthesis of aspergillides A, B, and C
US10221122B2 (en) Enantiospecific process for the preparation of (R) and (S) enantiomers of sex pheromonoes of the long tailed mealy bug
Suemune et al. Enantio-and diastereo-selective synthesis of spirocyclic compounds
Subba Reddy et al. A New Stereoselective Total Synthesis of Phomonol
Pale et al. A two step synthesis of spiroketals
Kawamoto et al. Stereocontrolled asymmetric synthesis of mollebenzylanols A and B using Claisen rearrangements
Haga et al. Systematic strategy for the synthesis of cyanobacterin and its stereoisomers. 1. Asymmetric total synthesis of dechloro-cyanobacterin and its enantiomer
Dayaker et al. Olefin Cross‐Metathesis: Studies towards the Total Synthesis of (+)‐Bitungolide F
Reddy et al. Stereoselective total synthesis of multiplolide A and of a diastereoisomer