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ethyl propiolate

National Institutes of Health

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AlkynesPropionates

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Highly Cited
2013
Highly Cited
2013
Accordion-like oscillation of contracted and stretched helices of polyacetylenes synchronized with the restricted rotation of side chains.
A chiral substituted acetylene, (s)-2-octyl propiolate, was stereoregularly polymerized using a catalyst, [Rh(nbd)Cl]2, at 40 °C… 
Highly Cited
2012
Highly Cited
2012
Thionium ion initiated medium-sized ring formation: the total synthesis of asteriscunolide D.
The first synthesis of the biologically active humulene natural product asteriscunolide D has been accomplished in nine steps… 
2008
2008
Ring expansion of lactones and lactams via propiolate 1-carbon intercalation.
Readily available five- and six-membered lactones and N-sulfonyllactams undergo efficient addition of t-butyl propiolate, and the… 
2006
2006
A N-heterocyclic carbene derived highly regioselective ambident C-C-S and C-C-N 1,3-dipolar system.
N-Heterocyclic carbene derived 2-phenylthiocarbamoyl benzimidazolium and imidazolinium inner salts are a unique ambident C-C-S… 
2005
2005
Stereoselective synthesis of hex-2-(E)-en-4-yn-1,6-dioates and E,Z-muconic acid diesters via organo-catalyzed self-coupling of propiolates
1999
1999
Synthetic and Mechanistic Aspects of the Reaction of 1,1-Difluoro-2,2-bis(dimethylamino)ethene with Ethyl Propiolate.
1,1-Difluoro-2,2-bis(dimethylamino)ethene undergoes a [2 + 2] cycloaddition with ethyl propiolate at -25 degrees C [DeltaH() = 4… 
Highly Cited
1996
Highly Cited
1996
Nickel-Catalyzed Preparations of Functionalized Organozincs.
The reaction of primary alkyl bromides or chlorides with diethylzinc in the presence of Ni(acac)(2) (5 mol %) furnishes the… 
1988
1988
Tumor promoters induce a transient expression of tumor-associated genes in both basal and differentiated cells of the mouse epidermis.
The effect of tumor promoters on the in vivo expression of tumor-associated, overexpressed genes was studied. Two of the tumor… 
Highly Cited
1984
Highly Cited
1984
Molecular requirements for the mutagenicity of malondialdehyde and related acroleins.
Malondialdehyde, a product of lipid peroxidation and prostaglandin biosynthesis, is mutagenic in Salmonella. To determine the… 
1984
1984
The effect of 12-O-tetradecanoylphorbol-13-acetate and other tumor promoters on the colony formation of rat tracheal epithelial cells in culture.
Normal primary rat tracheal epithelial (RTE) cells were isolated and exposed in culture to tumor promoters and irritants of… 
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