ライフサイエンスコーパス: phosphoric acid

1 mination of the oxygen reduction reaction in phosphoric acid.

2 roduct ions dominated by the neutral loss of phosphoric acid.

3 en backbone cleavage and the neutral loss of phosphoric acid.

4 cted with phosphorous pentachloride to yield phosphoric acid.

5 cetyl-D-N-acetylglucosamine with crystalline phosphoric acid.

6 peptides were separated by bis-(2-ethylhexyl)phosphoric acid.

7 mprove enantioselectivity with BINOL-derived phosphoric acids.

8 er when used in combination with certain (R)-phosphoric acids.

9 stablished that in the presence of 20% to 5% phosphoric acid, 30 sec of GSE treatment rendered demine

10 diaminetetraacetic acid (EDTA; 10%, pH 7.2), phosphoric acid (37%, pH <1), citric acid (10%, pH 1.5),

11 he mobile phase (cyclohexane:2-propanol:5 mM phosphoric acid, 50:50:2.9, v/v/v).

12 umn using methanol: acetonitrile (ACN): 0.1% phosphoric acid (60:10:30) as mobile phase.

13 Aqueous phosphoric acid (85 wt %) is an effective, environmental

14 Therefore, addition of GSE did render phosphoric acid a collagen-stabilizing etchant, but the

15 In the presence of N-palmitoyl L-serine phosphoric acid, a competitive inhibitor for the endothe

16 sing an ODS guard column eluted with aqueous phosphoric acid-acetonitrile and quantitated with uv det

17 ond dimension, together with the use of 0.1% phosphoric acid/acetonitrile eluents in both dimensions.

18 sence of catalytic amounts of axially chiral phosphoric acids, achiral N,N'-binaphthyl hydrazines und

19 catalysis by an iridium complex and a chiral phosphoric acid, alpha-branched alcohols that exist as a

20 ein staining contained 0.1% Ponceau S in 15% phosphoric acid and 10% ethanol.

21 The results have revealed a role for phosphoric acid and acetate as proton donor and acceptor

22 scade that is catalyzed by a confined chiral phosphoric acid and furnishes O-protected beta-hydroxyth

23 is same formulation exhibited unsynchronized phosphoric acid and GSE penetration.

24 w system is based on a combination of chiral phosphoric acid and m-CPBA and gives various 3,6-disubst

25 N-Palmitoyl-L-serine-phosphoric acid and N-palmitoyl-L-tyrosine-phosphoric ac

26 onjugation of amino acids in the presence of phosphoric acid and plant oil at 150 degrees C.

27 ere extracted with a mixture of acetonitrile-phosphoric acid and the extracts were defatted with hexa

28 Metal-free chiral phosphoric acids and chiral calcium phosphates both cata

29 Ka's for 3 and 3' disubstituted phenyl BINOL phosphoric acids and the Hammett constants was obtained.

30 phosphate amendments (e.g., rock phosphate, phosphoric acid, and apatite [2-5]), although our work h

31 Conditioning by EDTA, phosphoric acid, and citric acid exposed growth factors

32 ed in dentine matrix extracts drawn by EDTA, phosphoric acid, and citric acid from powdered dentine.

33 rometer with HPLC solvent gradient system of phosphoric acid aqueous solution at pH 1.6 and acetonitr

34 en bond in the molecular complex of urea and phosphoric acid are investigated using plane-wave densit

35 Chiral phosphoric acids are demonstrated as effective anionic l

36 or the catalytic efficiency: the less acidic phosphoric acids are ineffective, while highly acidic ch

37 N-palmitoyl-serine and N-palmitoyl-tyrosine phosphoric acids are potent and specific competitive inh

38 spiroketalizations with BINOL-derived chiral phosphoric acids are reported.

39 Two contained phosphoric acid as the acidulant and 2 contained citric

40 le/methanol based aqueous eluents containing phosphoric acid) as preferred methods.

41 iously has required prolonged reactions with phosphoric acid at elevated temperatures.

42 ctyldecyl phosphate processing aid with some phosphoric acid being detected.

43 imidazolidinones, thioureas and chiral binol phosphoric acids being the most frequently used catalyst

44 rotonation of allyic alcohol by chiral BINOL-phosphoric acid (Bronsted acid catalysis).

45 of a library of 3,3'-triazolyl BINOL-derived phosphoric acids capable of forming attractive hydrogen-

46 tetracyclic indolines using silver(I)/chiral phosphoric acid catalysis.

47 The heterodimerizing self-assembly between a phosphoric acid catalyst and a carboxylic acid has recen

48 er (PCET) event jointly mediated by a chiral phosphoric acid catalyst and the photoredox catalyst Ir(

49 In control: A chiral phosphoric acid catalyst significantly enhances or compl

50 rization of prochiral diesters with a chiral phosphoric acid catalyst to produce highly enantioenrich

51 lled by the enantioselectivity of the chiral phosphoric acid catalyst used in these reactions.

52 tric redox approach was employed, in which a phosphoric acid catalyst, oxidant, and reductant are pre

53 In the presence of 1 mol % of a chiral phosphoric acid catalyst, reactions reach completion wit

54 onation of the boronate oxygen by the chiral phosphoric acid catalyst.

55 e presence of a catalytic amount of a chiral phosphoric acid catalyst.

56 was accomplished through the use of a chiral phosphoric acid catalyst.

57 The relationship between the acidities of phosphoric acid catalysts and their reaction activity an

58 BINOL-derived phosphoric acid catalysts have been used to achieve the

59 Employing up to 10 mol % bulky chiral phosphoric acid catalysts in boiling toluene allowed the

60 More specifically, BINAM-derived phosphoric acid catalysts were shown to prevent alkene i

61 BINOL-derived phosphoric acids catalyze the asymmetric allylboration o

62 1,1'-Bi-2-naphthol (BINOL)-derived phosphoric acids catalyze the asymmetric propargylation

63 Chiral phosphoric acids catalyze this rare example of a non-hyd

64 The chiral BINOL-phosphoric acid catalyzed allylboration and propargylati

65 In addition, chiral BINOL-derived phosphoric acid catalyzed dynamic kinetic resolution of

66 Herein, we describe a chiral phosphoric acid catalyzed electrophilic amination of ene

67 sing this problem in the context of a chiral phosphoric acid catalyzed fluorination of allylic alcoho

68 of the transition states involved in chiral phosphoric acids catalyzed addition of nucleophiles to i

69 direct molecular dynamics simulations on the phosphoric acid-catalyzed allylboration of benzaldehyde

70 Chiral phosphoric acid-catalyzed asymmetric nitroso-Diels-Alder

71 to acylimines and the second was the chiral phosphoric acid-catalyzed Biginelli reaction.

72 An enantioselective intramolecular chiral phosphoric acid-catalyzed cyclization of unsaturated ace

73 ins of the high enantioselectivity of chiral phosphoric acid-catalyzed oxetane desymmetrizations were

74 The chiral phosphoric acid-catalyzed spiroketalization of deuterium

75 gins of enantiocontrol for asymmetric chiral phosphoric acid-catalyzed spiroketalization reactions.

76 the origin of the selectivity for the BINOL-phosphoric acid-catalyzed Strecker reaction on N-benzyl

77 F(3)-DXP), 1,1-difluoro-1-deoxy-d-xylulose 5-phosphoric acid (CF(2)-DXP), 1-fluoro-1-deoxy-d-xylulose

78 logues, 1,1,1-trifluoro-1-deoxy-d-xylulose 5-phosphoric acid (CF(3)-DXP), 1,1-difluoro-1-deoxy-d-xylu

79 d (CF(2)-DXP), 1-fluoro-1-deoxy-d-xylulose 5-phosphoric acid (CF-DXP), and 1,2-dideoxy-d-hexulose 6-p

80 e of typical hydrogen bond donors and chiral phosphoric acids, chiral carboxylic acids provide the op

81 The final form, a phosphoric acid cocrystal, was produced in high yield an

82 agen-stabilizing etchant, but the preferable phosphoric acid concentration should be <20%.

83 Esters of phosphoric acid constitute a sizable fraction of the tot

84 as found to constitute a new class of chiral phosphoric acid (CPA) catalyst upon insertion into pepti

85 BINOL-based chiral phosphoric acids (CPAs) were used to catalyze highly sel

86 LLE using di-(2-ethylhexyl)phosphoric acid (D2EHPA) extracted 97% of the indium fro

87 e C-N coupling reaction, catalyzed by chiral phosphoric acid derivatives, in which catalyst-substrate

88 rinated compounds, including polyfluoroalkyl phosphoric acid diesters (diPAP), perfluorophosphonates

89 cid (PFOS) precursors and 11 polyfluoroalkyl phosphoric acid diesters (diPAPs).

90 In contrast, the weak phosphoric acid does not protonate the hydrazone, and on

91 tic experiments for the 1-deoxy-d-xylulose 5-phosphoric acid (DXP) analogues, 1,1,1-trifluoro-1-deoxy

92 indicated limited formation of the nontoxic phosphoric acid ester but the formation of nonvolatile c

93 efinements in the choice of carboxylate- and phosphoric acid ester-protecting groups.

94 Phosphoric-acid-etched, oxalate-occluded, deep coronal d

95 feasibility of combining GSE treatment with phosphoric acid etching to address the issue.

96 fluxmeter: 1) with smear layer, 2) after 37% phosphoric acid etching, 3) after the treatments, and 4)

97 The pKa values of 41 chiral phosphoric acid-family catalysts in DMSO were predicted

98 A newly developed phosphoric acid, featuring the 3,5-bis(pentafluorothio)p

99 ns, those resulting from neutral loss(es) of phosphoric acid, following activation of the precursor i

100 or an iodide-selective electrode measured in phosphoric acid, for example, apparent iodide impurity l

101 the N-phosphonooxymethyl prodrug in the free phosphoric acid form, which can subsequently be converte

102 ontaining the characteristic neutral loss of phosphoric acid from phosphorylated serine and threonine

103 o found that ions due to the neutral loss of phosphoric acid from the parent peptide ion were not pro

104 rate of the oxygen reduction reaction in the phosphoric acid fuel cell is the main factor limiting it

105 n of cathode catalysts with potential use in phosphoric acid fuel cells, or in any environments conta

106 ceived prior root acid conditioning with 35% phosphoric acid gel and those without acid conditioning.

107 a synthetic DNA molecule, so that the 5' end phosphoric acid group and multiple phosphate oxygen atom

108 el by an acid extraction method, removed the phosphoric acid groups from phosphorylated residues by b

109 no treatment (None), polyacrylic acid (PAA), phosphoric acid (H(3)PO(4)), and Scotchbond Multi-Purpos

110 ped reactions could be initiated with excess phosphoric acid (H3PO4), and the reactions proceeded fas

111 lthier beverages, colas contain caffeine and phosphoric acid (H3PO4), which may adversely affect bone

112 m CGP55845 (p-3-aminopropyl-p-diethoxymethyl phosphoric acid)] had nonsignificant effects.

113 genation of imines catalyzed by chiral BINOL-phosphoric acid has been investigated using DFT methods.

114 he molecular role of water, benzoquinone and phosphoric acid has been probed by computing the energet

115 ssie Brilliant Blue G-250 dye, methanol, and phosphoric acid, has been traditionally used for quantif

116 rogen bonding catalysts, as well as stronger phosphoric acids, have proven to be highly effective in

117 Compared to phosphoric acid, HBEA is shown to be a more active catal

118 ere trapped and therefore not accessible for phosphoric acid; hence, no AlPO4 phase could be formed w

119 Replacement of the phosphoric acid hydroxyl group with an N-triflyl moiety

120 The use of chiral Bronsted acids such as phosphoric acids in conjunction with a range of transiti

121 N-Palmitoyl-serine and N-palmitoyl-tyrosine phosphoric acids inhibited the lysophosphatidate-activat

122 actones with aldimines catalyzed by a chiral phosphoric acid is described.

123 Mechanistic studies suggest the role of the phosphoric acid is to furnish a Pd(II)bis-sulfoxide phos

124 alkane, including glycerol and ribitol, and phosphoric acid, joined to form phosphodiester units tha

125 The use of a chiral BINOL phosphoric acid ligand enables the conversion of readily

126 The 2,2'-dihydroxy-1,1'-binaphthyl (BINOL) phosphoric acid ligand, Cs2 CO3 , and solvent-free condi

127 suspected by many researchers that residual phosphoric acid may cause degradation of the benzoxazole

128 eptors (Edg-2) and (Edg-4) for the lysolipid phosphoric acid mediator lysophosphatidic acid have been

129 (Edg-1, Edg-3, and Edg-5) for the lysolipid phosphoric acid mediator sphingosine 1-phosphate have be

130 onses, the mechanism of action of such lipid phosphoric acid mediators as lysophosphatidic acid (LPA)

131 Although lipid phosphoric acid mediators such as lysophosphatidic acid

132 re, the derivatized peptides retained labile phosphoric acid moieties, and the enhanced set of z ions

133 d by the following steps: degumming with 85% phosphoric acid, neutralization with 20% NaOH, washing w

134 We introduce the use of pure molten ortho-phosphoric acid (o-H3PO4) as an electrolyte for self-org

135 dehyde to understand the synergy between the phosphoric acid OH...O hydrogen bond and the secondary C

136 kg(-1)), after the addition of conventional (phosphoric acid), opportunistic [water treatment residue

137 s of an Ir(III)-diamine complex and a chiral phosphoric acid or its conjugate base.

138 Amending soil with phosphoric acid or rock phosphate resulted in changes in

139 Phosphoric acid (PA) or rock phosphate were added to sme

140 amel samples were etched for 30 sec with 37% phosphoric acid prior to being viewed by SEM.

141 m RuH2(CO)(PPh3)3, (S)-SEGPHOS, and a chiral phosphoric acid promotes asymmetric hydrohydroxyalkylati

142 Ph(3))(3), (S)-SEGPHOS, and a TADDOL-derived phosphoric acid promotes butadiene hydrohydroxyalkylatio

143 transition state for C-C bond formation, the phosphoric acid proton of the catalyst is fully transfer

144 BINOL-derived phosphoric acids provide effective asymmetric catalysis

145 ncluded that removal of the smear layer with phosphoric acid provides significantly enhanced resistan

146 ng (M)-1 in the presence of the enantiomeric phosphoric acid (R)-4.

147 enylsulfenyl)phenylethylamines through BINOL-phosphoric acid [(R)-TRIP]-catalyzed asymmetric Pictet-S

148 the manufacturing process to neutralize the phosphoric acid reaction medium and to extract residual

149 It was found that phosphoric acid readily reacts with the AlO(OH) phase in

150 reactions with (M)-1 catalyzed by the chiral phosphoric acid (S)-4.

151 s coated with a layer of decamolybdodivanado phosphoric acid, sensitive to HMF.

152 Knowledge of the pKa values of phosphoric acids should be of great value for the unders

153 finitive data have indicated the presence of phosphoric acid since the residual phosphorus is not eas

154 xyapatite dissolution in acetic, lactic, and phosphoric acid solutions is a function of the degree of

155 In both models, the phosphoric acid stabilizes the transition state by formi

156 ed purified thermostable chimeras hydrolyzed phosphoric acid swollen cellulose at temperatures 7 to 1

157 demonstrate that carboxymethylcellulose and phosphoric acid-swollen cellulose are in fact relatively

158 Activity on phosphoric acid-swollen cellulose was measured as a func

159 heir activities on (carboxymethyl)cellulose, phosphoric acid-swollen cellulose, bacterial microcrysta

160 h (vM-Mannich) reactions catalyzed by chiral phosphoric acids that proceed with excellent diastereose

161 3,3'-bis(triphenylsilyl)-1,1'-bi-2-naphthol phosphoric acid to give an asymmetric beta-carboline.

162 vity simply by switching the catalyst from a phosphoric acid to its calcium salt.

163 eling of staphylococcal cultures with [(32)P]phosphoric acid to reveal a P3 intermediate.

164 However, phosphoric acid-treated dentine appeared strikingly less

165 The reaction is catalyzed by the chiral phosphoric acids TRIP or STRIP in the presence of a stoi

166 ogen-transfer conditions using VAPOL-derived phosphoric acid (VAPOL-PA) as the Bronsted acid catalyst

167 ng and collagen protecting of GSE-containing phosphoric acid was evaluated on the premise of a 30-sec

168 VAPOL phosphoric acid was found as the best co-catalyst among

169 spectroscopy, the formulation containing 20% phosphoric acid was found to lead to overetching.

170 Phosphoric acid was the only amendment that could signif

171 dihydroxybenzoic acid matrix containing 1.0% phosphoric acid was used to overcome the degradation of

172 e-phosphoric acid and N-palmitoyl-L-tyrosine-phosphoric acid, which had been previously shown to be a

173 Derivatization of phosphoric acid with diazomethane generates trimethyl ph

174 Phosphoric acids with planar chiral paracyclophane scaff

175 Phosphoric acid without caffeine produced no excess calc

176 tituted cyclic ketones catalyzed by a chiral phosphoric acid, yielding products with a N-containing q