Reagents, Q

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  • Quinidine sulfate

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Quinidine sulfate salt dihydrate Empirical Formula: C40H48N4O4 -+ H2O4S -+ 2H2O Formula Weight: 782.94 Linear Formula: …

  • ALDRICH 2,6-Quinolinediol

    MilliporeSigma

    Synonym(s): 2,6-Dihydroxyquinoline; 6-Hydroxycarbostyril Empirical Formula: C9H7NO2 Linear Formula: C9H7NO2 Formula Weight: 161.16 MDL Number: MFCD00239446 Melting Point: >300 °C(lit.)

  • Quinolin-6-yl-hydrazine ; >/= 95% (NMR)

    AFG Bioscience

    Synonyms: Quinolin-6-yl-hydrazine Purity Limit: ≥ 95% (NMR) CAS No.: 16023-69-1 Molecular Formula: C9H9N3 Molecular Weight: 159.19 MDL No.: MFCD09997909 Appearance: Brown solid Storage Temperature: Store at 0-8 °C

  • 3-Quinolineboronic acid pinacol ester, 95%

    MilliporeSigma

    CAS No.: 171364-85-5 Synonyms: 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline Formula: C15H18BNO2 Formula Weight: 255.12 Linear Formula: C15H18BNO2 MDL No.: MFCD05155218 Purity: 0.95 Melting Point: 56-60 °C(lit.)

  • Quinine, anhydrous, 99% (total base), may cont. up to 5% dihydroquinine

    Alfa Aesar

    Formula: C20H24N2O2 Formula weight: 324.42 Purity: 99% (total base), may cont. up to 5% dihydroquinine CAS Number: 130-95-0 Harmonized Tariff Code:  2939.20 Hazard Statements: H301-H334-H315-H319-H317-H335 Toxic if swallowed. May cause allergy or asthma symptoms or breathing…

  • SIGMA QuantiPro™ BCA Assay Kit for 0.5-30 µg/ml protein

    MilliporeSigma

    Storage: 2-8°C

  • Quinoline-5-boronic acid, 97%

    Alfa Aesar

    Formula: C9H8BNO2 Formula weight: 172.98 Purity: 97% CAS Number: 355386-94-6 Harmonized Tariff Code:  2933.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Quinacrine Dihydrochloride

    Spectrum Chemical

    CAS No.: 69-05-6

  • Quartz (particle size)

    MilliporeSigma

    BCR ® certified Reference Material, 1.20-20.00 μm particle size

  • Quinaldine Red TS, (U.S.P. Test Solution)

    Spectrum Chemical

    UN No.: UN1170 Class: 3 Pkg. Group: PG II

  • 6-Quinolineboronic acid pinacol ester, 97%

    MilliporeSigma

    CAS No.: 406463-06-7 Synonyms: 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline; 6-Quinolylboronic acid pinacol ester Formula: C15H18BNO2 Formula Weight: 255.12 Linear Formula: C15H18BNO2 MDL No.: MFCD06411327…

  • QuadraSil^t AP, 20-100 micron

    Alfa Aesar

    Synonym(s): QuadraSil^t Aminopropyl Harmonized Tariff Code:  3822.00

  • Quinolin-5-yl-methylamine ; >/= 97% (HPLC)

    AFG Bioscience

    Synonyms: 1-Quinolin-5-ylmethanamine Purity Limit: ≥ 97% (HPLC) CAS No.: 58123-57-2 Molecular Formula: C10H10N2 Molecular Weight: 158.2 MDL No.: MFCD06738976 Appearance: Off-white solid Storage Temperature: Store at 0-8 °C

  • Quinapril for peak identification

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Quinapril hydrochloride; (3S)-2-[(2S)-2-[[(1S)-1-(Ethoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride Empirical Formula: …

  • ALDRICH Quinoxaline, >=95.0%

    MilliporeSigma

    Synonym(s): 1,4-Benzodiazine; Benzo[ a ]pyrazine; Benzopyrazine Empirical Formula: C8H6N2 Linear Formula: C8H6N2 Formula Weight: 130.15 MDL Number: MFCD00006719 Purity: ≥95.0% Boiling Point: …

  • ALDRICH 3-Quinolinecarbonitrile, 98%

    MilliporeSigma

    Empirical Formula: C10H6N2 Linear Formula: C10H6N2 Formula Weight: 154.17 MDL Number: MFCD00006766 Purity: 98% Melting Point: 108-110 °C(lit.)

  • Quinoline-5-carboxylic acid, 97+%

    Alfa Aesar

    Formula: C10H7NO2 Formula weight: 173.17 Purity: 97+% CAS Number: 7250-53-5 Harmonized Tariff Code:  2933.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • ROCHE Quick Spin Columns for radiolabeled DNA purification, Sephadex G-50, fine

    MilliporeSigma

    Storage: 2-8°C UNSPSC Code: 12352200 RIDADR: NONH for all modes of transport Features and Benefits: •  Save time and effort with ready-to-use columns. •  Increase yields of nucleic acid in less time and with fewer steps. •  Ensure optimal…

  • Quercetin

    MilliporeSigma

    pharmaceutical secondary standard; traceable to USP, PhEur Synonym(s): Quercetin hydrate Empirical Formula: C15H10O7 -+ xH2O Formula Weight: 302.24 (anhydrous basis) Linear Formula: C15H10O7 -+ xH2O…

  • Quinine monohydrochloride dihydrate, 99% (total base), may contain up to 10%…

    Alfa Aesar

    Formula: C20H24N2O2.HCl 2H2O Formula weight: 396.91 (360.88anhy) Purity: 99% (total base), may contain up to 10% Dihydroquinine CAS Number: 6119-47-7 Harmonized Tariff Code:  2939.20 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: …

  • ALDRICH Quinidine, crystallized, Greater Than or Equal to 98.0% (dried material,…

    MilliporeSigma

    Formula: C20H24N2O2 Formula Weight: 324.42 CAS No.: 56-54-2 UN Number: UN2811 Purity: ≥98.0% (dried material, NT) Other Notes: Chiral catalyst, used e.g. in highly enantioselective [2+2] cycloadditions 1, 2, 3 Packaging: 10, 50…

  • ROCHE Quick Spin High Capacity Columns, Sephadex G-50, fine

    MilliporeSigma

    UNSPSC Code: 12352200 RIDADR: NONH for all modes of transport Features and Benefits: Exclusion limit for ds DNA: >72 base pairs Recovery: =90% of DNA Retention: =98% of unincorporated nucleotides Sample size: 100 to 500 μl Application: Quick Spin High Capacity G-50…

  • Quinoline-4-carboxylic acid, 98+%

    Alfa Aesar

    Synonym(s): Cinchoninic acid Formula: C10H7NO2 Formula weight: 173.17 Purity: 98+% CAS Number: 486-74-8 Harmonized Tariff Code:  2933.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Potassium Hydroxide, Pellets, Reagent, A.C.S.

    Electron Microscopy Sciences

    KOH Formula Weight: 56.11 CAS #: 1310-58-3 Assay: >85.0% Water contains: 10-15%

  • SIGMA Quinapril hydrochloride >=98% (HPLC), solid

    MilliporeSigma

    Synonym(s): (3S)-2-[(2S)-2-[[(1S)-1-(Ethoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid hydrochloride Empirical Formula: C25H30N2O5 -+ HCl Linear Formula: …

  • ALDRICH 3-Quinolineboronic acid, technical grade

    MilliporeSigma

    Synonym(s): (3-Quinolinyl)boronic acid; (3-Quinolyl)boronic acid; Quinolin-3-ylboronic acid Empirical Formula: C9H8BNO2 Linear Formula: C9H8BNO2 Formula Weight: 172.98 MDL Number: MFCD02183527 Melting Point: …

  • Quinine sulfate

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard

  • Quinoxaline

    MilliporeSigma

    analytical standard Synonym(s): 1,4-Benzodiazine; Benzo[ a ]pyrazine; Benzopyrazine Empirical Formula: C8H6N2 Formula Weight: 130.15 Linear Formula: C8H6N2 MDL Number: MFCD00006719 Purity: ≥98.5% (GC) …

  • ALDRICH Quinine monohydrochloride dihydrate, 90%

    MilliporeSigma

    Synonym(s): Quinine hydrochloride dihydrate Formula: C20H24N2O2 · HCl · 2H2O Formula Weight: 396.91 CAS No.: 6119-47-7 Purity: 90% Other Notes: Remainder hydroquinine hydrochloride dihydrate Packaging: 10, 50 g in poly bottle

  • ALDRICH 2,2':5',2'':5'',2'''-Quaterthiophene, 96%

    MilliporeSigma

    Synonym(s): α-Quarterthienyl; 4T Empirical Formula: C16H10S4 Linear Formula: C16H10S4 Formula Weight: 330.51 MDL Number: MFCD03094036 Purity: 96% Melting Point: 211-214 °C(lit.)

  • Quipazine dimaleate, 99+%

    Alfa Aesar

    Synonym(s): 2-(1-Piperazinyl)quinoline maleate salt Formula: C13H15N3 2C4H4O4 Formula weight: 445.43 Purity: 99+% CAS Number: 5786-68-5 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.59 Hazard Statements: H301 Toxic if swallowed. …

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