ライフサイエンスコーパス: aldol condensation

1 ization and a subsequent base-mediated retro-aldol condensation.

2 -opening and successive intramolecular cross-aldol condensation.

3 n one to three steps with the key step being aldol condensation.

4 a post-oxidation chemical pathway involving aldol condensation.

5 he key steps being Wittig-type reactions and aldol condensations.

6 includes proteins that utilize acetyl-CoA in aldol condensations.

7 f the syntheses include a diastereoselective aldol condensation, a spontaneous Wadsworth-Emmons macro

8 Subsequent intramolecular aldol condensation afforded the indenones.

9 s a domino reaction sequence that employs an aldol condensation, alkene isomerization, and intramolec

10 Studies of the aldol condensation and Ireland-Claisen rearrangement of

11 ce alkylresorcinols and alkylpyrones through aldol condensation and lactonization of the same polyket

12 anding challenge because of competitive self-aldol condensation and multiple arylations.

13 ue both for catalytic transformations (e.g., aldol condensations and oligomerization of benzylic comp

14 in a variety of addition reactions including aldol condensations and reactions with organolithium com

15 el structural contributions to regiospecific aldol condensations and show that reshaping the cyclizat

16 roton abstraction, the aldehyde alignment in aldol condensation, and the pyruvate enolate upon aldol

17 ytic cooperativity of amines and silanols in aldol condensations as well as the adsorptive cooperativ

18 o)thiophene donors have been synthesized via aldol condensation between a 4-methylpyridinium salt and

19 d to investigate the cooperatively catalyzed aldol condensation between acetone and 4-nitrobenzaldehy

20 coli K-12; HPS catalyzes a Mg(2+)-dependent aldol condensation between formaldehyde and d-ribulose 5

21 nyldiazines has been efficiently prepared by aldol condensation between the appropriate methyldiazine

22 include reduction of ketones to alcohols and aldol condensation, both reactions that are common in ex

23 In the first aldol condensation, C6 becomes attached to C7.

24 oluene using Dean-Stark apparatus, where the aldol condensation, cyclopropyl ring opening followed by

25 e conversion via a complex pathway including aldol-condensation/dehydrogenation, and a Bronsted acidi

26 lude orchestrated and unique applications of aldol condensations, Diels-Alder chemistry, and a ring e

27 Formation of the last ring via C-1/C-18 aldol condensation does not require a dedicated fourth-r

28 yclization specificity from lactonization to aldol condensation for a type III PKS.

29 of the disubstituted succinates obtained by aldol condensation gave the paraconic acid natural produ

30 ne, yielding N-acetylneuraminic acid, to the aldol condensation generating N-alkylcarboxamide analogu

31 ith hemiacetal formation less important, and aldol condensation insignificant.

32 Although aldol condensation is one of the most important organic

33 lved analysis of the factors associated with aldol condensations joining C6 to C7.

34 An aldol condensation leading to phosphonocyclopentenones w

35 onaldehyde (CrA), most likely via an enamine aldol condensation mechanism.

36 AAME to AK presumably via an intramolecular aldol condensation mechanism.

37 C-H insertion to give, after ozonolysis and aldol condensation, (-)-mesembrine 1.

38 The cascade reaction proceeds via a cross-aldol condensation of 2-(1H-imidazol-1-yl/benzimidazolyl

39 The title compounds were prepared by the aldol condensation of 3,4-dibenzyloxy-2-fluorobenzaldehy

40 The intramolecular aldol condensation of 4-substituted heptane-2,6-diones l

41 the phosphonate ester 8, diastereoselective aldol condensation of aldehyde 5 with the enolate of ket

42 ino reactions, namely a domino sulfa-Michael/aldol condensation of alpha,beta-unsaturated aldehydes w

43 A Kiyooka aldol condensation of an aldehyde with a trimethylsilyl

44 Sn-, and Zr-Beta zeolites catalyze the cross-aldol condensation of aromatic aldehydes with acetone un

45 the rate-limiting step in the base-catalyzed aldol condensation of benzaldehydes with acetophenones,

46 stry at the spiro-center via retro-aldol and aldol condensation of compound 20 failed.

47 , H95N, and H97N enzymes all catalyze a slow aldol condensation of dihydroxyacetone and glycolaldehyd

48 ses) catalyse the zinc-dependent, reversible aldol condensation of dihydroxyacetone phosphate (DHAP)

49 process to form active gold species for the aldol condensation of isocyanides and aldehydes to form

50 rane from 35 with aldehyde 33, obtained from aldol condensation of ketone 27 with aldehyde 28, afford

51 By aldol condensation of naltrexone (6) with benzaldehyde,

52 1b was not readily available through direct aldol condensation of naltrexone (6) with benzaldehyde.

53 e synthase (DAHP synthase) catalyzes the net aldol condensation of phosphoenolpyruvate and erythrose

54 on of arylvinylquinazolines was performed by aldol condensation of the appropriate methylquinazoline

55 C12-C13 of providencin using intermolecular aldol condensation of the enolate from the selenyl lacto

56 osphoramidite binaphthol ligand, followed by aldol condensation of the resulting aluminum enolate wit

57 carbon bonds as cleaved in glycolysis in an aldol condensation of the unstable catabolites glycerald

58 carboxaldehyde shows that MppR catalyzes the aldol condensation of these compounds and subsequent deh

59 Aldol condensation of this ketone provided cyclization p

60 An efficient proline-mediated direct cross-aldol condensation of two advanced aldehyde intermediate

61 High-temperature, TiCl4-catalyzed, triple aldol condensations of aceanthrenone 5 and acenaphthacen

62 ly catalyzes dual intramolecular Claisen and aldol condensations of this linear intermediate to produ

63 mediate can be folded to a suitable form for aldol condensation only in such a relatively narrow cavi

64 catalyzed dehydration, which was followed by aldol condensation over solid base catalysts to form lar

65 dol reactions by suppressing an irreversible aldol condensation pathway.

66 C-C rearrangement, but also facilitates two aldol condensations plus two heterocycle forming reactio

67 thermodynamic product was the isomeric self-aldol condensation product 12.

68 ion and characterization of the intermediate Aldol condensation product.

69 followed by a two-step, one-pot, ozonolysis/aldol condensation protocol.

70 The Ho crossed aldol condensation provides access to a series of carbon

71 A combined gold/boronic acid catalyzed aldol condensation reaction of an alkynyl aldehyde was a

72 In particular, the observation of direct aldol condensation reactions enabled by hydrophobic zeol

73 hienyl ether derivatives via a well-designed aldol condensation/regioselective intramolecular cycliza

74 he beneficial amine-silanol cooperativity in aldol condensations, resulting in lower catalytic rates

75 ve 2 were accomplished via an intramolecular aldol condensation strategy starting from readily availa

76 thetic sequence highlights an intramolecular aldol condensation strategy to construct the piperidine

77 de intermediate by stereodirected vinylogous aldol condensation (SVAC), (ii) installation of the amin

78 action to set up the whole carbon framework, aldol condensation to construct the highly substituted c

79 tion/ring-opening followed by intramolecular aldol condensation under microwave irradiation is descri

80 reaction of 2-pyridylacetate followed by the Aldol condensation under mild reaction conditions has be

81 one-step procedure including a base-mediated aldol condensation using microwave irradiation.

82 (PT) domain of PhnA catalyzes only the C4-C9 aldol condensation, which is unprecedented among known P

83 e through a short sequence highlighted by an aldol condensation with benzaldehyde to introduce an ole

84 OAC), which catalyzes a C2-C7 intramolecular aldol condensation with carboxylate retention to form OA

85 An LDA-mediated aldol condensation with R(1)CHO in the presence of ZnCl(

86 , via a transaldolase reaction, undergoes an aldol condensation with the l-aspartate semialdehyde to

87 -pot process involving initial DBU-promoted "aldol" condensation with ethyl diazoacetate followed by