ライフサイエンスコーパス: nitromethane

1 er handedness, (S)(24)-Delta(8)-M(8)L(6), in nitromethane.

2 e source of the nitro-methylene component is nitromethane.

3 statistically significant increases in blood nitromethane.

4 gnificant with a 31.1 ng/L increase in blood nitromethane.

5 late solution (phosphomolybdic acid, PMA) in nitromethane.

6 solvent vapor bubbles) in cages dissolved in nitromethane.

7 s system rich in formaldehyde, controlled by nitromethane.

8 ylbenzoic acid (IBA)/R(4)NX (X = halide) and nitromethane.

9 )] to copper metal powder in the presence of nitromethane.

10 ccessible synthetically beginning with (13)C-nitromethane.

11 )2Pt(2+) 2 TfO(-), was determined by DNMR in nitromethane.

12 Henry reaction of p-hydroxybenzaldehyde with nitromethane.

13 sults show that acetone slightly outcompetes nitromethane.

14 logical activated carbon removed most (>75%) nitromethane.

15 2.44) is 1.71 log units higher than that for nitromethane (0.73).

16 22) is 1.81 log units higher than log k0 for nitromethane (-0.59), while in 50% DMSO/50% water, log k

17 results in dimethylsulfoxide, acetonitrile, nitromethane, 1,2-dichloroethane, and dichloromethane, c

18 Solvent quenchers of varying charge [nitromethane, (2,2,6, 6-tetramethyl-1-piperinyloxy) (TEM

19 was used as a nucleophile source in lieu of nitromethane, a mixture of ( E)- and ( Z)-isomers of the

20 ion spectrum in the C-H stretching region of nitromethane, a model system that challenges our underst

21 Alkene 5b and bromine/nitromethane afford only the rearranged anti,anti-5,6-di

22 owed a discrimination accuracy of 86-92% for nitromethane and 1-ethyl-2-nitrobenzene, 71% for differe

23 ing a tandem Henry--Michael reaction between nitromethane and 7-oxo-hept-5-enals catalyzed by the Mis

24 -alpha-keto esters by direct aldolization of nitromethane and acetone provide access to fully substit

25 ile catalysts for the Henry reaction between nitromethane and an assortment of aryl as well as alkyl

26 strated by a comparison of the roles of aryl nitromethane and aryl aldimine in the key step, which re

27 is facilitated by the polar aprotic solvent nitromethane and by the poorly nucleophilic protic solve

28 Nitrous acid formed in situ from nitromethane and IBX (or IBA)/halides is likely responsi

29 A guest-exchange study with nitromethane and toluene reveals that the nanopore in 5

30 -nitrobenzene, 71% for different mixtures of nitromethane, and 100% for these analytes when thermodyn

31 etranitro-1,3,5,7-tetrazine(HMX), 2,4,6-TNT, nitromethane, and ammonium nitrate in various commercial

32 sonication of a mixture of an arylaldehyde, nitromethane, and the 6-aminopyrimidine in acetic acid c

33 yl)-Fe(CO)2PPh3+ by nucleophilic addition of nitromethane anion followed by oxidatively induced reduc

34 actic that utilizes the recursive anion from nitromethane as a 1C-connector to stitch easily and appr

35 N-aryl THIQs and other tertiary amines with nitromethane as a pro-nucleophile (aza-Henry reaction) a

36 ployed in comparison to prior work that used nitromethane as solvent (185 equiv).

37 t as precursors to alpha-ketoesters and aryl nitromethanes as well as alpha-amino acids.

38 rated that ozonation converts methylamine to nitromethane at approximately 100% yield.

39 the cross-conjugated cyclohexadienone 6 with nitromethane/base gave 12, which was reduced to provide

40 mixture of eight different types of PAHs in nitromethane, bringing it into a new nitromethane phase

41 leverages the effectiveness of hydroxide for nitromethane bromination while respecting its incompatib

42 statistically significant increase in blood nitromethane by 150 ng/L, and secondhand smoke exposure

43 The direct reductive N-arylation of nitromethane by organophosphorus-catalyzed reductive C-N

44 Specifically, 2-10 equiv (1-5% v/v) of nitromethane can be employed in comparison to prior work

45 The Henry reaction between benzaldehyde and nitromethane catalyzed by a cyclophane-based bisthiourea

46 rk, the kinetics, mechanism, and products of nitromethane chloramination were studied.

47 The study indicates that nitromethane chloramination, unlike chlorination, is lik

48 An explanation for increasing nitromethane concentration during AOP is proposed.

49 gest that nitromethane fate during reuse and nitromethane control should be investigated.

50 that swelled PDMS the least included water, nitromethane, dimethyl sulfoxide, ethylene glycol, perfl

51 gnitude and relative source apportionment of nitromethane exposure in the U.S. population.

52 These results suggest that nitromethane fate during reuse and nitromethane control

53 species 2 via condensation of synthon 1 with nitromethane followed by a [3 + 2] cycloaddition/extrusi

54 r strategy, the synthon 1 was condensed with nitromethane followed by electrophilic iodo cyclization

55 In this protocol, the nitro group in nitromethanes functions as recursive carbanion activator

56 des in high yields, which upon reaction with nitromethane generated the homologated nitroalkane-polye

57 d furan and thiophene ynones with a range of nitromethanes has been discovered to directly access den

58 nilines from various stable isotopologues of nitromethane (i.e., CD(3)NO(2), CH(3)(15)NO(2), and (13)

59 yl halides or triflates and small amounts of nitromethane in a dioxane solvent, thereby reducing the

60 Exposure to nitromethane in a representative sample of the civilian,

61 Analysis of reactivity of nitromethane in alpha-arylation with Pd catalysts contai

62 inetics of direct and indirect photolysis of nitromethane in UV/AOP.

63 onitrile, 1,3-butadiene, vinyl chloride, and nitromethane) in the microgram range in mainstream smoke

64 of the small molecules furan, dioxygen, and nitromethane into a more complex and information-rich pr

65 Nitromethane is a known toxicant and suspected human car

66 and 6 equiv of a platinum linker dication in nitromethane is presented.

67 mmediate precursor of chloropicrin, although nitromethane is unlikely to occur naturally in wastewate

68 as capable of transferring between water and nitromethane layers, driven by anion metathesis.

69 ed alpha-diimines with palladium acetates in nitromethane leads to cleavage of the C-N bond in nitrom

70 Michael addition-S(N)Ar process operates and nitromethanes leave their imprint to deliver nitro subst

71 y chlorinating nitromethane, suggesting that nitromethane may be the immediate precursor of chloropic

72 A nitromethane-mediated Fridel-Crafts acylation of 7 with

73 s in good yields via a Yb(OTf)(3)-catalyzed, nitromethane-mediated reaction of primary amine/diamine,

74 The burning rate of the monopropellant nitromethane (NM) has been observed to increase by addin

75 in a two-phase system with water and either nitromethane or ethyl acetate.

76 acetone, carbon disulfide, dimethyl sulfide, nitromethane, pentane, 3-methylfuran, 2-ethylfuran, and

77 PAHs in nitromethane, bringing it into a new nitromethane phase by transiting through an intermediate

78 ext, we investigated a suspected category of nitromethane precursor: stimulant drugs, such as ephedri

79 These results indicate that nitromethane presents a unique hazard to direct potable

80 Thiourea, acetone, acrylamide, nitromethane, propanal, and acetic acid were evaluated a

81 Sufficient nitromethane remained after advanced treatment that when

82 d anisole acylation with acetic anhydride in nitromethane reveal the rate law nu approximately k 3 [L

83 that activity coefficients such as that for nitromethane solute in hexane solvent, 39.7, and that fo

84 However, interestingly, in the presence of a nitromethane solution, an alteration in conformation to

85 at equilibrium, there is a bubble of gaseous nitromethane solvent inside the prism, and it collapses

86 t common HNM, is synthesized by chlorinating nitromethane, suggesting that nitromethane may be the im

87 protection from solvent quenching of FHS by nitromethane, TEMPO, or thallium, but did decrease the S

88 In this work, the fate of nitromethane through water reuse treatment trains was ch

89 repared in two steps via Michael addition of nitromethane to acrylate followed by borane reduction of

90 Subsequent chlorination converts nitromethane to chloropicrin at approximately 50% yield

91 Subsequent chlorination converted nitromethane to chloropicrin.

92 talyst in the asymmetric Michael addition of nitromethane to cyclohexanone (up to 96.5:3.5 er) surpas

93 Biomimetic flavin organocatalysts oxidize nitromethane to formaldehyde and NO(x)-providing a relat

94 catalyze asymmetric nucleophilic addition of nitromethane to ketimines derived from alpha-aminophosph

95 ve organocatalytic nitro-Mannich reaction of nitromethane to unactivated ketone-derived imines allows

96 methane leads to cleavage of the C-N bond in nitromethane, to give palladium nitro complexes in which

97 The reaction mechanism and kinetics of nitromethane transformation by chloramines, unlike those

98 n of N-methylamine drugs ubiquitously formed nitromethane, typically at >50% yield.

99 At median consumption levels, blood nitromethane was associated with an increase of 7.55 ng/

100 s, except with NaF, where silver fluoride in nitromethane was best for substitution by fluoride.

101 Nitromethane was detected in all 8000 human blood sample

102 Sample-weighted median blood nitromethane was higher among exclusive combusted tobacc

103 Nitromethane was poorly (<50%) rejected by reserve osmos

104 Nitromethane was recently found as a ubiquitous ozone by

105 ve assembly line has been developed in which nitromethane was sequentially coupled with two different

106 hat ozonation of secondary effluent produces nitromethane, which can be efficiently transformed to ge

107 stewater effluent was shown to form abundant nitromethane, which explained the majority (in one case,

108 hypothesized that wastewater ozonation forms nitromethane, which would be the key intermediate toward

109 reduction/condensation of tris(hydroxymethyl)nitromethane with a benzaldehyde derivative.

110 key step involved the conjugate addition of nitromethane with a cinnamaldehyde in the presence of th

111 Replacement of nitromethane with acetophenone led to the formation of t

112 The asymmetric aza-Henry reaction of aryl nitromethanes with isatin-derived ketimines promoted by

113 tion between methyl vinyl ketone and benzoyl nitromethane within its cavity.

114 ring and transforms into a monorectangle in nitromethane without the use of any template, alteration

115 investigated to understand the variation in nitromethane yield between different precursors.