Reagents, Q

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  • ALDRICH 4-Quinolinol, 98%

    MilliporeSigma

    Synonym(s): 4-Hydroxyquinoline Empirical Formula: C9H7NO Linear Formula: C9H7NO Formula Weight: 145.16 MDL Number: MFCD00006777 Purity: 98% Melting Point: 200-202 °C(lit.) Beilstein Registry Number: 2900

  • SIGMA Quene 1-AM

    MilliporeSigma

    Synonym(s): 8-bis(Carboxymethyl)amino-2-[2-(2-bis(carboxymethyl)aminophenyl)ethenyl]-6-methoxyquinoline tetra(acetoxymethyl) ester Empirical Formula: C38H41N3O17 Linear Formula: C38H41N3O17 Formula…

  • SIGMA Quipazine maleate salt

    MilliporeSigma

    Synonym(s): 2-(1-Piperazinyl)quinoline maleate salt Empirical Formula: C13H15N3 -+ C4H4O4 Linear Formula: C13H15N3 -+ C4H4O4 Formula Weight: 329.35 MDL…

  • ALDRICH Quinidine hydrochloride monohydrate, technical grade

    MilliporeSigma

    Synonym(s): 6′-Methoxycinchonan-9-ol hydrochloride monohydrate Formula: C20H24N2O2 · HCl · H2O Formula Weight: 378.89 CAS No.: 6151-40-2 UN Number: UN2811 Application: Studied for pharmacological activity causing energy…

  • Quinoline, Reagent

    Spectrum Chemical

    Grade: Reagent CAS No.: 91-22-5 UN No.: UN2656 Class: 6.1 Pkg. Group: PG III

  • Quercetin =95% (HPLC), solid

    MilliporeSigma

    Synonym: 2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one, 3,3',4',5,6-Pentahydroxyflavone, Quercetin-3-O-rhamnoside CAS Number: 117-39-5 Empirical Formula (Hill Notation): C15H10O7 Molecular Weight: 302.24 Beilstein Registry…

  • "Quinoxyfen, PESTANAL®, analytical standard"

    MilliporeSigma

    Synonyms: (5,7-Dichloro-4-quinolyl) (4-fluorophenyl) ether Formula: C15H8Cl2FNO Formula Weight: 308.13 CAS No.: 124495-18-7 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • 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%

  • Quartz (2.50 m2/g) (nitrogen BET specific surface area)

    MilliporeSigma

    BCR ® certified Reference Material

  • Quinacrine Dihydrochloride

    Spectrum Chemical

    CAS No.: 69-05-6

  • ALDRICH 2-Quinoxalinol, 99%

    MilliporeSigma

    Empirical Formula: C8H6N2O Linear Formula: C8H6N2O Formula Weight: 146.15 MDL Number: MFCD00006722 Purity: 99% Melting Point: 271-272 °C(lit.)

  • ALDRICH Quinoxaline N-oxide, 97%

    MilliporeSigma

    Synonym(s): 1-Oxide quinoxaline Empirical Formula: C8H6N2O Linear Formula: C8H6N2O Formula Weight: 146.15 MDL Number: MFCD00054593 Purity: 97% Melting Point: 121-125 °C

  • 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: …

  • Quinoline, 98%

    Alfa Aesar

    Formula: C9H7N Formula weight: 129.16 Purity: 98% CAS Number: 91-22-5 UN Number: UN2656 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.49 Hazard Statements: H311-H350-H341-H302-H315-H319 Toxic in contact with skin. May cause cancer. Suspected of causing…

  • QuadraSil^t MP, 20-100 micron

    Alfa Aesar

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

  • "Quizalofop-ethyl, PESTANAL®, analytical standard"

    MilliporeSigma

    Synonyms: Ethyl 2-[4-(6-chloro-2-quinoxalinyloxy)phenoxy]propionate Formula: C19H17ClN2O4 Formula Weight: 372.80 CAS No.: 76578-14-8 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • ALDRICH Quinaldine, Greater Than or Equal to 95.0% (GC)

    MilliporeSigma

    Synonym(s): 2-Methylquinoline Formula: C10H9N Formula Weight: 143.19 CAS No.: 91-63-4 Purity: ≥95.0% (GC) Density: 1.058g/mLat 25°C(lit.) Caution: may discolor to brown upon storage Packaging: 250 mL in glass bottle

  • SIGMA Quinidine sulfate salt dihydrate

    MilliporeSigma

    Empirical Formula: C40H48N4O4 -+ H2O4S -+ 2H2O Linear Formula: C40H48N4O4 -+ H2O4S -+ 2H2O Formula Weight: 782.94 MDL Number: …

  • Quinoline-3-carboxylic acid, 98%

    Alfa Aesar

    Formula: C10H7NO2 Formula weight: 173.17 Purity: 98% CAS Number: 6480-68-8 Harmonized Tariff Code:  2933.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Quinine Sulfate, Dihydrate, USP

    Spectrum Chemical

    Grade: USP CAS No.: 207671-44-1

  • Quinine hemisulfate salt monohydrate

    MilliporeSigma

    Ph Eur Synonym(s): Chinini sulfas; Quinine sulfate (2:1) (salt) dihydrate Empirical Formula: C20H24N2O2 -+ 0.5H2O4S -+ H2O Formula Weight: 391.47 Linear Formula: …

  • Quinaldine

    MilliporeSigma

    ≥90% (GC) Synonym(s): 2-Methylquinoline Empirical Formula: C10H9N Formula Weight: 143.19 Linear Formula: C10H9N MDL Number: MFCD00006756 Purity: ≥90% (GC) Boiling Point: 105-107 °C/10 mmHg(lit.);…

  • ALDRICH 3-Quinolinecarboxaldehyde, 98%

    MilliporeSigma

    Empirical Formula: C10H7NO Linear Formula: C10H7NO Formula Weight: 157.17 MDL Number: MFCD00006768 Purity: 98% Melting Point: 68-71 °C(lit.) Beilstein Registry Number: 113269

  • Quinolin-8-yl-hydrazine dihydrochloride ; >/= 95% (NMR)

    AFG Bioscience

    Synonyms: 8-Hydrazinoquinoline dihydrochlorideN'-Quinolin-8-yl-hydrazinium dihydrochloride Purity Limit: ≥ 95% (NMR) CAS No.: 73031-21-7 (net) Molecular Formula: C9H9N3·2HCl Molecular Weight: 232.11 MDL No.: MFCD00491379 Appearance: Beige solid Storage Temperature: Store at…

  • ALDRICH 8-Quinolinol hemisulfate salt, >=98.0% (dry substance, T), yellow

    MilliporeSigma

    Synonym(s): 8-Hydroxyquinoline hemisulfate salt Empirical Formula: C18H14N2O2 -+ H2SO4 Linear Formula: C18H14N2O2 -+ H2SO4 Formula Weight: 388.39 MDL…

  • Quetol 651, Resin

    Electron Microscopy Sciences

    (Ethylene Glycol Diglycidyl Ether) Formula: C8H14O4   Formula Weight: 174.20   CAS #: 2224-15-9 Specific Gravity (H2O=1): 1.15

  • 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…

  • Quinaldine Red, dye content, 95%

    Alfa Aesar

    Synonym(s): 2-(4-Dimethylaminostyryl)-1-ethylquinolinium iodide Formula: C21H23IN2 Formula weight: 430.33 Purity: 95% CAS Number: 117-92-0 <

  • Quinidine gluconate salt

    MilliporeSigma

    Empirical Formula: C20H24N2O2 -+ C6H12O7 Formula Weight: 520.57 Linear Formula: C20H24N2O2 -+ C6H12O7 MDL Number: MFCD00067566 RTECS…

  • Quinaldine Red

    Spectrum Chemical

    CAS No.: 117-92-0

  • 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…

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