Results 71 to 80 of about 17,328 (234)

Methyl 2-[2-((Z)-{1-trans-[2-(4-fluoro-3-methylphenyl)-2-methylcyclopropyl]ethylidene}aminooxymethyl)phenyl]-2-[(E)-methoxyimino]acetate

open access: yesActa Crystallographica Section E, 2009
The title compound, C24H27FN2O4, is an important intermediate in the synthesis of fungicidal strobilurin-type compounds. In the crystal structure, the oxime bond attached to the cyclopropane ring adopts a Z configuration, while the oxime bond attached to
Chunfeng Song   +3 more
doaj   +1 more source

Main‐chain polyfullerenes: Taking fullerene to the next dimension

open access: yesPolymer International, EarlyView.
This short review appraises main‐chain polyfullerenes. Their slow development over 30 years has suddenly boomed with a rapid growth due to exciting developments in solar energy. Abstract This mini‐review gives an overview of the development, chemistry, properties and applications of main‐chain polyfullerenes.
Marco Antônio GB Gomes   +4 more
wiley   +1 more source

Phospholipids of Clostridium butyricum. IV. Analysis of the positional isomers of monounsaturated and cyclopropane fatty acids and alk-1′-enyl ethers by capillary column chromatography

open access: yesJournal of Lipid Research, 1971
The positional isomers of the cyclopropane fatty acids of Clostridium butyricum phospholipids have been analyzed by capillary column gas–liquid chromatography. Greater than 95% of the methylenehexadecanoic acids was the 9,10 isomer. On the other hand, 60–
HOWARD GOLDFINE, CHARLES PANOS
doaj   +1 more source

The continuing significance of chiral agrochemicals

open access: yesPest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

Understanding structure–property relationships of main chain cyclopropane in linear polyesters [PDF]

open access: yes, 2020
Rigid ring structures have gained increasing interest in the polymer materials community as an effective means to manipulate bulk properties. Despite this, little work has focussed on the smallest ring: cyclopropane.
Stubbs, Connor, Dove, Andrew
core   +1 more source

MtGRF8 interacts with MtSymCRK and prevents early bacteroid death during Medicago – Sinorhizobium symbiosis

open access: yesNew Phytologist, EarlyView.
MtSymCRK–MtGRF8‐14‐3‐3a, e, h and i functional model in R‐108 nodules. Summary In Medicago littoralis R‐108, Symbiotic CYSTEINE‐RICH RECEPTOR‐LIKE KINASE (MtSymCRK) is required to prevent defense reactions in symbiotic nodules during chronic infection.
Chaoyan Yin   +9 more
wiley   +1 more source

Quantitative Synthesis of Pt-Si-C Cyclopropane and its Unusual Complexation with Benzene

open access: yes
In this paper, we report the quantitative synthesis of the cyclopropane-type platinum-silene complex and its unusual interaction with benzene in the solid state, revealed by X-ray crystallography. Thus, three platinum complexes "dock" on hydrogens of one
Yitzhak , Apeloig   +2 more
core   +1 more source

Zwitterion from a Cyclopropane with Geminal Donor and Acceptor Groups

open access: yes, 2016
2,2-Dimethoxy-3,3-dicyanospiro[cyclopropane-1,9‘-[9H]fluorene] reacted fast with methanol to afford 9-trimethoxymethyl-9-dicyanomethyl-9H-fluorene. Reaction with benzaldehydes also gave products of cyclopropane ring opening.
Wojciech Czardybon (2506024)   +2 more
core   +3 more sources

PbrIDD2‐PbrAPX14 Module Functions in the Ethylene‐Mediated Ripening and Senescence Process of Pear Fruit

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Endogenous H2O2 participated in the ethylene‐dependent ripening and senescence process of horticultural fruit as a secondary messenger; however, the molecular mechanism beneath such a phenomenon has not been fully clarified until recently. By a conjoint analysis of metabolite, enzyme activities, gene expression profiles in AsA‐GSH cycle of ...
Libin Wang   +12 more
wiley   +1 more source

Laminar burning velocities of cyclopropane flames

open access: yes, 2022
Cyclopropane, c-C3H6, the simplest cycloalkane, is seldom included in detailed kinetic mechanisms for hydrocarbons, though it may exhibit unusual kinetic features yet to be analysed due to a lack of studies of its combustion characteristics. In this work,
Chen, Jundie   +4 more
core   +1 more source

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