Reagents, E

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  • 4-Epianhydrotetracycline hydrochloride

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): (4 R ,4a S ,12a S )-4-(Dimethylamino)-1,4,4a,5,12,12a-hexahydro-3,10,11,12a-tetrahydroxy-6-methyl-1,12-dioxo-2-naphthacenecarboxamide monohydrochloride Empirical Formula: C22H22N2O7 -+ HCl …

  • EX 527

    Alfa Aesar

    Synonym(s): 6-Chloro-2,3,4,9-tetrahydro-1H-carbazole-1-carboxamide Formula: C13H13ClN2O Formula weight: 248.71 CAS Number: 49843-98-3 Harmonized Tariff Code:  2933.99 Risk Phrases: 22-36 Harmful if swallowed. Irritating to eyes. Safety Phrases: 36/37-60 Wear suitable protective…

  • Ethyl 7-chloroimidazo[1,2-a]pyridine-2-carboxylate, 95%

    Alfa Aesar

    Synonym(s): 7-Chloroimidazo[1,2-a]pyridine-2-carboxylic acid ethyl ester Formula: C10H9ClN2O2 Formula weight: 224.65 Purity: 95% CAS Number: 12

  • Ethyl dichlorothiophosphate, 0.95

    MilliporeSigma

    NOTE: Due to special handling or shipping requirements, these products will have additional fees added during checkout. Click HERE for a description of what fees might be charged.   Synonyms: Ethyl phosphorodichloridothionate CAS Number: 1498-64-2 Formula: C2H5Cl2OPS Formula…

  • ALDRICH 1-Ethynyl-4-pentylbenzene, 97%

    MilliporeSigma

    Empirical Formula: C13H16 Linear Formula: CH3(CH2)4C6H4C≡CH Formula Weight: 172.27 MDL Number: MFCD00173884 Purity: 97% Boiling Point: 172 °C(lit.) Density: 0.885 g/mL at…

  • ALDRICH Ethyl levulinate, natural, >=98%, FG

    MilliporeSigma

    Synonym(s): Ethyl 4-oxopentanoate Empirical Formula: C7H12O3 Linear Formula: CH3COCH2CH2COOC2H5 Formula Weight: 144.17 MDL Number: MFCD00009209 Purity: ≥98% Boiling Point: …

  • SIGMA Erythropoietin from rat, recombinant, expressed in insect cells, suitable…

    MilliporeSigma

    Synonym(s): EPO Physical form: Lyophilized from a 0.2 μm filtered solution in phosphate buffered saline containing 0.5 mg bovine serum albumin. Analysis Note: The biological acitivity is measured by its ability to stimulate cell proliferation using TF-1 cell line. Preparation Note: …

  • Pure Ethanol 190 Proof

    Decon Labs

    Decon's Pure Ethanol 190 Proof is 95% pure (undenatured) ethanol and 5% water. Meets USP specs. Used as a cleaner, solvent, or as a reagent. Please Note:  Our ethanol products are available to customers who hold a valid, TTB issued " Industrial Alcohol User Permit " with…

  • ALDRICH Ethyl myristate, natural, 98%, FG

    MilliporeSigma

    Synonym(s): Ethyl tetradecanoate; Myristic acid ethyl ester Empirical Formula: C16H32O2 Linear Formula: CH3(CH2)12COOC2H5 Formula Weight: 256.42 MDL Number: MFCD00008984 Purity: 98% Boiling…

  • ALDRICH Ethyl Orange sodium salt, indicator grade, Dye content 90%

    MilliporeSigma

    Synonym(s): 4-(4-Diethylaminophenylazo)benzenesulfonic acid sodium salt Empirical Formula: C16H18N3NaO3S Linear Formula: (C2H5)2NC6H4N=NC6H4SO3Na Formula…

  • 2-Ethylphenol, 98+%

    Alfa Aesar

    Formula: C8H10O Formula weight: 122.17 Purity: 98+% CAS Number: 90-00-6 UN Number: UN3145 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2907.19 Hazard Statements: H301-H311-H314-H318-H227 Toxic if swallowed. Toxic in contact with skin. Causes severe skin…

  • ALDRICH Ethyl 3,3,3-trifluoropyruvate, 97%

    MilliporeSigma

    Empirical Formula: C5H5F3O3 Linear Formula: CF3COCO2C2H5 Formula Weight: 170.09 MDL Number: MFCD00114935 Purity: 97% Density: 1.283 g/mL at 25 °C(lit.) Refractive Index: …

  • ALDRICH Ethyl diphenylphosphinite, 97%

    MilliporeSigma

    Synonym(s): Diphenylphosphinous acid ethyl ester; Ethoxydiphenylphosphine; Diphenylethoxyphosphine Formula: (C6H5)2POC2H5 Formula Weight: 230.24 CAS No.: 719-80-2 Purity: 97% Density: 1.066g/mLat 25°C(lit.) Storage: …

  • ALDRICH 3-Ethoxypropionaldehyde diethyl acetal, 95%

    MilliporeSigma

    Synonym(s): 1,1,3-Triethoxypropane Empirical Formula: C9H20O3 Linear Formula: C2H5OCH2CH2CH(OC2H5)2 Formula Weight: 176.25 MDL Number: MFCD00009241 Purity: 95% Boiling…

  • 4'-Ethylacetophenone, 97%

    Alfa Aesar

    Formula: C10H12O Formula weight: 148.21 Purity: 97% CAS Number: 937-30-4 Harmonized Tariff Code:  2914.39 Hazard Statements: H227 Combustible liquid. Precautionary Statements: P210-P280-P370+P378a-P403+P235-P501a Keep away from heat/sparks/open flames/hot surfaces. - No…

  • ALDRICH Ethyl 3-(1-azetidinyl)propionate, 97%

    MilliporeSigma

    Synonym(s): 1-(2-Carbethoxyethyl)azetidine; 1-(2-Ethoxycarbonylethyl)azetidine; Ethyl azetidine-1-propionate Empirical Formula: C8H15NO2 Linear Formula: C8H15NO2 Formula Weight: 157.21 MDL Number: MFCD00013329 Purity: …

  • Epoxyacrylate Oligomer

    MilliporeSigma

    Selectophore ™ Synonym(s): Ebecryl 600 MDL Number: MFCD00676956

  • ALDRICH Europium(III) oxide, 99.99% trace metals basis

    MilliporeSigma

    Empirical Formula: Eu2O3 Linear Formula: Eu2O3 Formula Weight: 351.93 MDL Number: MFCD00010997 Purity: 99.99% trace metals basis Density: 7.42 g/mL at 25 °C(lit.)

  • ALDRICH Ethyl 4-quinazolone-2-carboxylate, 97%

    MilliporeSigma

    Empirical Formula: C11H10N2O3 Linear Formula: C11H10N2O3 Formula Weight: 218.21 MDL Number: MFCD00051583 Purity: 97% Melting Point: 189-193 °C(lit.)

  • ALDRICH Ethyl N-Boc-4-allylpiperidine-4-carboxylate, 90%

    MilliporeSigma

    Synonym(s): 1-(1,1-Dimethylethyl) 4-ethyl 4-(2-propenyl)-1,4-piperidinedicarboxylate; Ethyl 4-allyl-1-( tert -butoxycarbonyl)piperidine-4-carboxylate Empirical Formula: C16H27NO4 Linear Formula: C16H27NO4 Formula Weight: …

  • Ethyl 3-(2-furyl)propionate, 98%

    Alfa Aesar

    Synonym(s): 3-(2-Furyl)propionic acid ethyl ester Formula: C9H12O3 Formula weight: 168.19 Purity: 98% CAS Number: 10031-90-0 Harmonized Tariff Code:  2932.19

  • ALDRICH 2-(Diisopropylamino)ethanol, purum, Greater Than or Equal to 98.0% (GC)

    MilliporeSigma

    Synonym(s): N,N -Diisopropylethanolamine Formula: [(CH3)2CH]2NCH2CH2OH Formula Weight: 145.24 CAS No.: 96-80-0 UN Number: UN2922 Purity: ≥98.0% (GC) Density: 0.826g/mLat 25°C(lit.)

  • Ethyl 3-chlorobenzoate, 98+%

    Alfa Aesar

    Synonym(s): 3-Chlorobenzoic acid ethyl ester Formula: C9H9ClO2 Formula weight: 184.62 Purity: 98+% CAS Number: 1128-76-3 Harmonized Tariff Code:  2916.39

  • Equilin

    Spectrum Chemical

    CAS No.: 474-86-2

  • ALDRICH 1-Ethyl-3-methylimidazolium chloride, dry, >=98.0% (T)

    MilliporeSigma

    Empirical Formula: C6H11ClN2 Linear Formula: C6H11ClN2 Formula Weight: 146.62 MDL Number: MFCD00074843 Purity: ≥98.0% (T) Melting Point: 77-79 °C(lit.) Beilstein Registry Number: 5163190

  • SIGMA EB-3

    MilliporeSigma

    Storage: −196°C

  • ALDRICH 6-Ethyl-3-formylchromone, 98%

    MilliporeSigma

    Synonym(s): 6-Ethyl-4-oxo-4H-1-benzopyran-3-carboxaldehyde Empirical Formula: C12H10O3 Linear Formula: C12H10O3 Formula Weight: 202.21 MDL Number: MFCD00192155 Purity: 98% Melting Point: 108-110 °C(lit.)

  • SIGMA Endoproteinase Lys-C from Lysobacter enzymogenes suitable for protein…

    MilliporeSigma

    MDL Number: MFCD02253020 Storage: 2-8°C

  • Ethyl 2-(1-Fmoc-3-indolyl)thiazole-4-carboxylate, 97%

    Alfa Aesar

    Synonym(s): 2-(N-Fmoc-3-indolyl)-thiazole-4-carboxylic acid ethyl ester Formula: C29H24N2O4S Formula weight: 496.58 Purity: 97% Harmonized Tariff Code: 

  • ALDRICH 3-Ethyl-2-methylbenzothiazolium iodide

    MilliporeSigma

    Empirical Formula: C10H12INS Linear Formula: C10H12INS Formula Weight: 305.18 MDL Number: MFCD00044134 Melting Point: 195-197 °C(lit.) Beilstein Registry Number: 3598858

  • (Ethoxycarbonylmethylene)triphenylphosphorane, 98+%

    Alfa Aesar

    Synonym(s): (Carboethoxymethylene)triphenylphosphorane, Ethyl (triphenylphosphoranylidene)acetate Formula: CH3CH2O2CCH=P(C6H5)3 Formula weight: 348.38 Purity: 98+% CAS Number: 1099-45-2 Harmonized Tariff Code:  2931.90

  • Enterokinase from bovine intestine, powder

    MilliporeSigma

    NOTE: Due to special handling or shipping requirements, these products will have additional fees added during checkout. Click HERE for a description of what fees might be charged.   Synonyms: Enteropeptidase CAS Number: 9014-74-8 MDL No.: MFCD00131020 Storage: -20C Enzyme…

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