Structured Review

Avantor acetonitrile acn
(A) Synthesis of 4-QM Precursor and Its Activation in the Presence of KF and (B) Activation of 2-QM Precursor in the Presence of KF. (A) (a) TBS-Cl, imidazole, in <t>DMF,</t> under nitrogen, at room temperature overnight; (b) NBS, AIBN, in CCl 4 , 85°C, 35 min; (c) KF, in phosphate buffer (pH 7.4) and <t>ACN,</t> room temperature, 30 min. (B) (a) KF, in phosphate buffer (pH 8.4) and water, 37°C, 30 min.
Acetonitrile Acn, supplied by Avantor, used in various techniques. Bioz Stars score: 93/100, based on 29 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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Images

1) Product Images from "Discovery of Novel N-(4-Hydroxybenzyl)valine Hemoglobin Adducts in Human Blood"

Article Title: Discovery of Novel N-(4-Hydroxybenzyl)valine Hemoglobin Adducts in Human Blood

Journal: Chemical research in toxicology

doi: 10.1021/acs.chemrestox.8b00173

(A) Synthesis of 4-QM Precursor and Its Activation in the Presence of KF and (B) Activation of 2-QM Precursor in the Presence of KF. (A) (a) TBS-Cl, imidazole, in DMF, under nitrogen, at room temperature overnight; (b) NBS, AIBN, in CCl 4 , 85°C, 35 min; (c) KF, in phosphate buffer (pH 7.4) and ACN, room temperature, 30 min. (B) (a) KF, in phosphate buffer (pH 8.4) and water, 37°C, 30 min.
Figure Legend Snippet: (A) Synthesis of 4-QM Precursor and Its Activation in the Presence of KF and (B) Activation of 2-QM Precursor in the Presence of KF. (A) (a) TBS-Cl, imidazole, in DMF, under nitrogen, at room temperature overnight; (b) NBS, AIBN, in CCl 4 , 85°C, 35 min; (c) KF, in phosphate buffer (pH 7.4) and ACN, room temperature, 30 min. (B) (a) KF, in phosphate buffer (pH 8.4) and water, 37°C, 30 min.

Techniques Used: Activation Assay

2) Product Images from "Screening primary racemic amines for enantioseparation by derivatized polysaccharide and cyclofructan columns"

Article Title: Screening primary racemic amines for enantioseparation by derivatized polysaccharide and cyclofructan columns

Journal: Journal of Pharmaceutical Analysis

doi: 10.1016/j.jpha.2016.07.003

Separation of the enantiomers of RS/SR phenylpropanolamine (Solute #26 in Table 1 ) on a 25 cm Larihc CF6-P column in PO mode with (A) ACN/ MeOH/TFA/TEA (90:10:0.3:0.2, v/v/v/v) and (B) ACN/MeOH/AA/TEA (60:40:0.3:0.2, v/v/v/v). Flow rate: 2 mL/min; detection UV: 254 nm.
Figure Legend Snippet: Separation of the enantiomers of RS/SR phenylpropanolamine (Solute #26 in Table 1 ) on a 25 cm Larihc CF6-P column in PO mode with (A) ACN/ MeOH/TFA/TEA (90:10:0.3:0.2, v/v/v/v) and (B) ACN/MeOH/AA/TEA (60:40:0.3:0.2, v/v/v/v). Flow rate: 2 mL/min; detection UV: 254 nm.

Techniques Used: Flow Cytometry

Separation of the enantiomers of (±) trans-1-Amino-2-indanol (Solute #21 in Table 1 ) on a 25 cm column in PO mode as (A) ChiralPak IB column with ACN/IPA (97:3, v/v) mobile phase with 0.1% BA and (B) Larihc CF6-P column with ACN/MeOH (90:10, v/v) mobile phase with 0.3% TFA and 0.2% TEA ionic additives. Flow rate: 2 mL/min; detection UV: 254 nm.
Figure Legend Snippet: Separation of the enantiomers of (±) trans-1-Amino-2-indanol (Solute #21 in Table 1 ) on a 25 cm column in PO mode as (A) ChiralPak IB column with ACN/IPA (97:3, v/v) mobile phase with 0.1% BA and (B) Larihc CF6-P column with ACN/MeOH (90:10, v/v) mobile phase with 0.3% TFA and 0.2% TEA ionic additives. Flow rate: 2 mL/min; detection UV: 254 nm.

Techniques Used: Indirect Immunoperoxidase Assay, Flow Cytometry

Separation of the RS and SR enantiomers of phenylpropanolamine (Solute #26) on a 25 cm column in PO mode as (A) ChiralPak IE column with a ACN/IPA (97:3, v/v) mobile phase with 0.1% BA and (B) Larihc CF6-P column with a ACN/MeOH (90:10, v/v) mobile phase with 0.3%TFA and 0.2%TEA additives. Flow rate: 2 mL/min; detection UV: 254 nm.
Figure Legend Snippet: Separation of the RS and SR enantiomers of phenylpropanolamine (Solute #26) on a 25 cm column in PO mode as (A) ChiralPak IE column with a ACN/IPA (97:3, v/v) mobile phase with 0.1% BA and (B) Larihc CF6-P column with a ACN/MeOH (90:10, v/v) mobile phase with 0.3%TFA and 0.2%TEA additives. Flow rate: 2 mL/min; detection UV: 254 nm.

Techniques Used: Indirect Immunoperoxidase Assay, Flow Cytometry

3) Product Images from "Discovery of Novel N-(4-Hydroxybenzyl)valine Hemoglobin Adducts in Human Blood"

Article Title: Discovery of Novel N-(4-Hydroxybenzyl)valine Hemoglobin Adducts in Human Blood

Journal: Chemical research in toxicology

doi: 10.1021/acs.chemrestox.8b00173

(A) Synthesis of 4-QM Precursor and Its Activation in the Presence of KF and (B) Activation of 2-QM Precursor in the Presence of KF. (A) (a) TBS-Cl, imidazole, in DMF, under nitrogen, at room temperature overnight; (b) NBS, AIBN, in CCl 4 , 85°C, 35 min; (c) KF, in phosphate buffer (pH 7.4) and ACN, room temperature, 30 min. (B) (a) KF, in phosphate buffer (pH 8.4) and water, 37°C, 30 min.
Figure Legend Snippet: (A) Synthesis of 4-QM Precursor and Its Activation in the Presence of KF and (B) Activation of 2-QM Precursor in the Presence of KF. (A) (a) TBS-Cl, imidazole, in DMF, under nitrogen, at room temperature overnight; (b) NBS, AIBN, in CCl 4 , 85°C, 35 min; (c) KF, in phosphate buffer (pH 7.4) and ACN, room temperature, 30 min. (B) (a) KF, in phosphate buffer (pH 8.4) and water, 37°C, 30 min.

Techniques Used: Activation Assay

4) Product Images from "Automated and Continuous Production of Polymeric Nanoparticles"

Article Title: Automated and Continuous Production of Polymeric Nanoparticles

Journal: Frontiers in Bioengineering and Biotechnology

doi: 10.3389/fbioe.2019.00423

Nanoprecipitation of common block copolymers via batch and with the automated CJM. (A) Diluted screening of NP size was carried out with commonly used block copolymers at concentrations of 10 mg mL −1 and R = 0.005. Batch nanoprecipitation (10 mg mL −1 , R = 0.005) of PEG 5 K - b -PCL 20 K or PEG 5 K - b -PLA 20 K dissolved in ACN and PEG 5 K - b -PLGA 20 K dissolved in DMF produced NPs of D h ≈ 76, 55, and 60 nm, respectively with Ð
Figure Legend Snippet: Nanoprecipitation of common block copolymers via batch and with the automated CJM. (A) Diluted screening of NP size was carried out with commonly used block copolymers at concentrations of 10 mg mL −1 and R = 0.005. Batch nanoprecipitation (10 mg mL −1 , R = 0.005) of PEG 5 K - b -PCL 20 K or PEG 5 K - b -PLA 20 K dissolved in ACN and PEG 5 K - b -PLGA 20 K dissolved in DMF produced NPs of D h ≈ 76, 55, and 60 nm, respectively with Ð

Techniques Used: Blocking Assay, Proximity Ligation Assay, Produced

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    Avantor liquid chromatography grade acetonitrile acn
    Dependence of the peak capacity on the gradient time (a) and on the dilution factor (b) of the 2 D RP separation for the three C18 columns considered in this study: (blue square) 50 × 4.6 mm; 2.6 μm particles (red circle) 50 × 2.1 mm; 1.7 μm (black triangle) 50 × 1 mm; 1.9 μm. Conditions: mobile phase A: 12.5 mM ammonium acetate + 1% 1-BuOH; mobile phase B: <t>MeOH</t> + 1% BuOH. Gradient from 35% to 100% with times scaled for different t G / t 0 (see section S5 of Supporting Information ); u = 7.2 mm/s, T = 50 °C, V inj = 1 μL of Agnique TSP 16A in 50/50 <t>ACN/H</t> 2 0.
    Liquid Chromatography Grade Acetonitrile Acn, supplied by Avantor, used in various techniques. Bioz Stars score: 88/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
    https://www.bioz.com/result/liquid chromatography grade acetonitrile acn/product/Avantor
    Average 88 stars, based on 1 article reviews
    Price from $9.99 to $1999.99
    liquid chromatography grade acetonitrile acn - by Bioz Stars, 2020-09
    88/100 stars
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    Avantor acetonitrile acn
    Dependence of the peak capacity on the gradient time (a) and on the dilution factor (b) of the 2 D RP separation for the three C18 columns considered in this study: (blue square) 50 × 4.6 mm; 2.6 μm particles (red circle) 50 × 2.1 mm; 1.7 μm (black triangle) 50 × 1 mm; 1.9 μm. Conditions: mobile phase A: 12.5 mM ammonium acetate + 1% 1-BuOH; mobile phase B: <t>MeOH</t> + 1% BuOH. Gradient from 35% to 100% with times scaled for different t G / t 0 (see section S5 of Supporting Information ); u = 7.2 mm/s, T = 50 °C, V inj = 1 μL of Agnique TSP 16A in 50/50 <t>ACN/H</t> 2 0.
    Acetonitrile Acn, supplied by Avantor, used in various techniques. Bioz Stars score: 93/100, based on 29 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
    https://www.bioz.com/result/acetonitrile acn/product/Avantor
    Average 93 stars, based on 29 article reviews
    Price from $9.99 to $1999.99
    acetonitrile acn - by Bioz Stars, 2020-09
    93/100 stars
      Buy from Supplier

    Image Search Results


    Dependence of the peak capacity on the gradient time (a) and on the dilution factor (b) of the 2 D RP separation for the three C18 columns considered in this study: (blue square) 50 × 4.6 mm; 2.6 μm particles (red circle) 50 × 2.1 mm; 1.7 μm (black triangle) 50 × 1 mm; 1.9 μm. Conditions: mobile phase A: 12.5 mM ammonium acetate + 1% 1-BuOH; mobile phase B: MeOH + 1% BuOH. Gradient from 35% to 100% with times scaled for different t G / t 0 (see section S5 of Supporting Information ); u = 7.2 mm/s, T = 50 °C, V inj = 1 μL of Agnique TSP 16A in 50/50 ACN/H 2 0.

    Journal: Analytical Chemistry

    Article Title: Reducing Dilution and Analysis Time in Online Comprehensive Two-Dimensional Liquid Chromatography by Active Modulation

    doi: 10.1021/acs.analchem.5b04051

    Figure Lengend Snippet: Dependence of the peak capacity on the gradient time (a) and on the dilution factor (b) of the 2 D RP separation for the three C18 columns considered in this study: (blue square) 50 × 4.6 mm; 2.6 μm particles (red circle) 50 × 2.1 mm; 1.7 μm (black triangle) 50 × 1 mm; 1.9 μm. Conditions: mobile phase A: 12.5 mM ammonium acetate + 1% 1-BuOH; mobile phase B: MeOH + 1% BuOH. Gradient from 35% to 100% with times scaled for different t G / t 0 (see section S5 of Supporting Information ); u = 7.2 mm/s, T = 50 °C, V inj = 1 μL of Agnique TSP 16A in 50/50 ACN/H 2 0.

    Article Snippet: The solvents used were Milli-Q grade water (18.2 mΩ) and liquid-chromatography-grade acetonitrile (ACN), methanol (MeOH), tetrahydrofuran (THF), and 1-butanol, obtained from Avantor Performance Materials B.V. (Deventer, NL).

    Techniques:

    Total-ion-current chromatogram of the HILIC (a) and RPLC (b) analysis of Agnique PE TSP 16A. The colors of the boxes differentiate three different classes of compounds present in this sample. Red indicates the ditri styrene ethoxylate, blue impurities containing two units of the ditri styrene diethoxylate and green the ditri styrene ethoxylate phosphate. Conditions: (a) flow rate: 1 mL/min mobile phase A: 98% ACN 2% 12.5 mM ammonium acetate; Mobile phase B: 12.5 mM ammonium acetate. Linear gradient 0 to 50% B in 20 min. (b) Flow rate = 1 mL/min, mobile phase A = 25 mM ammonium acetate + 1% BuOH, mobile phase B = MeOH + 1% BuOH; linear gradient 50–100% B in 5 min. Mass spectrometry conditions are reported in section S2 of the Supporting Information .

    Journal: Analytical Chemistry

    Article Title: Reducing Dilution and Analysis Time in Online Comprehensive Two-Dimensional Liquid Chromatography by Active Modulation

    doi: 10.1021/acs.analchem.5b04051

    Figure Lengend Snippet: Total-ion-current chromatogram of the HILIC (a) and RPLC (b) analysis of Agnique PE TSP 16A. The colors of the boxes differentiate three different classes of compounds present in this sample. Red indicates the ditri styrene ethoxylate, blue impurities containing two units of the ditri styrene diethoxylate and green the ditri styrene ethoxylate phosphate. Conditions: (a) flow rate: 1 mL/min mobile phase A: 98% ACN 2% 12.5 mM ammonium acetate; Mobile phase B: 12.5 mM ammonium acetate. Linear gradient 0 to 50% B in 20 min. (b) Flow rate = 1 mL/min, mobile phase A = 25 mM ammonium acetate + 1% BuOH, mobile phase B = MeOH + 1% BuOH; linear gradient 50–100% B in 5 min. Mass spectrometry conditions are reported in section S2 of the Supporting Information .

    Article Snippet: The solvents used were Milli-Q grade water (18.2 mΩ) and liquid-chromatography-grade acetonitrile (ACN), methanol (MeOH), tetrahydrofuran (THF), and 1-butanol, obtained from Avantor Performance Materials B.V. (Deventer, NL).

    Techniques: Hydrophilic Interaction Liquid Chromatography, Flow Cytometry, Mass Spectrometry

    Effect of the gradient time (a) and of the linear flow velocity (b) on the peak capacity of the 1D HILIC separations. Conditions: mobile phase A: 94% ACN, 5% THF 1% 12.5 mM ammonium acetate; mobile phase B: 12.5 mM ammonium acetate, V inj = 1 μL, T = 15 °C, UV detection at 220 nm. (a) Linear gradient from 0 to 30% B at u = 2.4 mm/s. (b) Linear gradient from 0 to 30% B with constant t G / t 0 of 25.

    Journal: Analytical Chemistry

    Article Title: Reducing Dilution and Analysis Time in Online Comprehensive Two-Dimensional Liquid Chromatography by Active Modulation

    doi: 10.1021/acs.analchem.5b04051

    Figure Lengend Snippet: Effect of the gradient time (a) and of the linear flow velocity (b) on the peak capacity of the 1D HILIC separations. Conditions: mobile phase A: 94% ACN, 5% THF 1% 12.5 mM ammonium acetate; mobile phase B: 12.5 mM ammonium acetate, V inj = 1 μL, T = 15 °C, UV detection at 220 nm. (a) Linear gradient from 0 to 30% B at u = 2.4 mm/s. (b) Linear gradient from 0 to 30% B with constant t G / t 0 of 25.

    Article Snippet: The solvents used were Milli-Q grade water (18.2 mΩ) and liquid-chromatography-grade acetonitrile (ACN), methanol (MeOH), tetrahydrofuran (THF), and 1-butanol, obtained from Avantor Performance Materials B.V. (Deventer, NL).

    Techniques: Flow Cytometry, Hydrophilic Interaction Liquid Chromatography