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1 CO(2)D gives ring-opened products as well as methylenecyclopropane.
2 ly weak allylic C-H bonds (99.3 kcal/mol) of methylenecyclopropane.
3 for the sigmatropic rearrangement of alkenyl-methylenecyclopropanes.
4 unimolecular rearrangement of 2,2-dichloro-1-methylenecyclopropane (1) to (dichloromethylene)cyclopro
5 a)-C(beta) ring cleavage reaction, 1-amino-2-methylenecyclopropane-1-carboxylic acid (2-methylene-ACC
6                                    1-Amino-2-methylenecyclopropane-1-carboxylic acid (2-methylene-ACC
7                    The 2,2-bis(hydroxymethyl)methylenecyclopropane (11) was converted to dibromo deri
8 atalyzed reaction of ethyl diazoacetate with methylenecyclopropane 19, obtained from 2-bromo-2-bromom
9 y Se oxidation and beta-elimination gave cis-methylenecyclopropane 22.
10 lation (30), and oxidation-elimination trans-methylenecyclopropane 31.
11                            The greater SE of methylenecyclopropane (39.5 kcal/ mol), relative to meth
12 tes 11a, 11b, 12a, and 12b afforded E- and Z-methylenecyclopropanes 4a, 4b, 5a, and 5b.
13 ormation of a base-stabilized B,N-containing methylenecyclopropane 7.
14 dipolar cycloadditions, a thermally promoted methylenecyclopropane acetal cycloaddition, and a Pd-cat
15 nd 31 + 32 with DIBALH afforded (Z)- and (E)-methylenecyclopropane alcohols 14 + 16 and 33 + 34.
16 a and 11b derived from 2,2-bis(hydroxymethyl)methylenecyclopropane analogues 1a, 1b, 2a, and 2b were
17 - and E-stereoisomers of (1,2-dihydroxyethyl)methylenecyclopropane analogues of 2'-deoxyadenosine and
18                     The second generation of methylenecyclopropane analogues of nucleosides 5a-5i and
19  important for synthesis of antiviral purine methylenecyclopropane analogues of nucleosides, is also
20       A series of 13 new (S,Z)-2-aminopurine methylenecyclopropane analogues was synthesized, and the
21 hips will be discussed in context with other methylenecyclopropane analogues.
22                                              Methylenecyclopropanes are important synthetic intermedi
23 tablished for 26,27-DHZ, suggesting that the methylenecyclopropane can serve as a lead structure for
24                             The purine (Z,E)-methylenecyclopropane carboxylates 13 and 24 were select
25                Certain 1,1-dimethyl-2-aryl-3-methylenecyclopropanes containing carbonyl substituents
26 enhancements in a series of aryl-substituted methylenecyclopropanes correlate with sigma(+) values.
27 rine (30) with 24 + 25 afforded (Z)- and (E)-methylenecyclopropane derivatives 26 + 27 and 31 + 32.
28 cular Diels-Alder furan cycloaddition, and a methylenecyclopropane dienophile was used for a stereose
29                     Several Z-(hydroxymethyl)methylenecyclopropanes exhibited in vitro antiviral acti
30                         Nitrogen-substituted methylenecyclopropanes have been prepared by a strain-dr
31 n intramolecular strain-promoted Diels-Alder methylenecyclopropane (IMDAMC) reaction provided a pivot
32 of 1-methylcyclopropene relative to isomeric methylenecyclopropane is ascribed to its weak ring C-H b
33 ion of a second pair of geminal fluorines to methylenecyclopropane lowers the barrier to rearrangemen
34 a new reaction of reductive isomerization of methylenecyclopropanes (MCPs) to vinylcyclopropanes (VCP
35 ntermediate, (2) the relief of strain in the methylenecyclopropane moiety provides the thermodynamic
36             Intermolecular hydroamination of methylenecyclopropane proceeds via highly regioselective
37 thylsilylcyclopropyl alkyl ketones also gave methylenecyclopropane products derived from trimethylsil
38                              The rate of the methylenecyclopropane rearrangement is enhanced by an al
39 ains open as to whether the silver-catalyzed methylenecyclopropane rearrangement proceeds via an arge
40    The three triazole groups all enhance the methylenecyclopropane rearrangement rate and are therefo
41  Silver cation also enhances the rate of the methylenecyclopropane rearrangement.
42 rect irradiation or by sensitized processes, methylenecyclopropane rearrangements do not occur.
43                        The structures of the methylenecyclopropane ring-opened olefins were determine
44    New nucleoside analogues 14-17 based on a methylenecyclopropane structure were synthesized and eva
45 ddition, and a Pd-catalyzed cycloaddition of methylenecyclopropane to an oxabicyclo[3.3.0]octenone.
46                     Instead, it comes from a methylenecyclopropane-type rearrangement of chemically a
47 ylthio)benzene), di- and trivinylarenes, and methylenecyclopropanes with primary amines R' 'NH(2) (R'

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