Reagents, E

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  • Eriochrome Black T

    Alfa Aesar

    Synonym(s): C.I. 14645, Mordant Black 11 Formula: C20H12N3NaO7S Formula weight: 461.39 CAS Number: 1787-61-7 Harmonized Tariff Code:  2927.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Synonym(s): Isohexyl alcohol Formula: (CH3CH2)2CHCH2OH Formula weight: 102.18 Purity: 99% CAS Number: 97-95-0 UN Number: UN1987 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2905.19 Hazard Statements: H311-H226-H302 Toxic in contact with skin. Flammable…

  • Synonym(s): EDTA disodium salt Formula: (NaO2CCH2)2NCH2CH2N(CH2CO2H)2 Formula weight: 336.22 CAS Number: 139-33-3 Harmonized Tariff Code:  2922.49

  • Synonym(s): 3-Methyl-4H-1,4-benzothiazine-2-carboxylic acid ethyl ester Formula: C12H13NO2S Formula weight: 235.31 Purity: 98% CAS Number: 7625-01-6 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May…

  • Formula: C8H11N5 Formula weight: 177.21 Purity: 98% CAS Number: 370865-89-7 Harmonized Tariff Code:  2933.29 Hazard Statements: H302-H315-H319 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. Precautionary Statements: P280h-P305+P351+P338 Wear…

  • Synonym(s): Ethyl 3-oxovalerate, 3-Oxopentanoic acid ethyl ester Formula: CH3CH2COCH2CO2CH2CH3 Formula weight: 144.17 Purity: 95% CAS Number: 4949-44-4 Harmonized Tariff Code:  2918.30 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation.…

  • Synonym(s): 3-Ethoxyphenylboronic acid Formula: C8H11BO3 Formula weight: 165.99 Purity: 98% CAS Number: 90555-66-1 Harmonized Tariff Code:  2931.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Synonym(s): 6-Chloro-3-pyridylglyoxylic acid ethyl ester, Ethyl (6-chloro-3-pyridinyl)oxoacetate Formula: C9H8ClNO3 Formula weight: 213.62 Purity: 97% C

  • Formula: C2D6O Formula weight: 52.11 Purity: 99+% (Isotopic) CAS Number: 1516-08-1 UN Number: UN1170 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2845.90 Hazard Statements: H225 Highly flammable liquid and vapour. Precautionary Statements: …

  • Synonym(s): Edetic acid, EDTA Formula: C10H16N2O8 Formula weight: 292.24 Purity: 99.4+% CAS Number: 60-00-4 Harmonized Tariff Code:  2922.49 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective…

  • Formula: C8H10O2 Formula weight: 138.17 Purity: 98% CAS Number: 2896-60-8 Harmonized Tariff Code:  2907.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Synonym(s): Carbimazole, 3-Methyl-2-thionoimidazoline-1-carboxylic acid ethyl ester Formula: C7H10N2O2S Formula weight: 186.24 Purity: 97% CAS Number: 22232-54-8 Harmonized Tariff Code:  2933.29 Hazard Statements: H302-H319-H317 Harmful if swallowed. Causes serious eye…

  • Formula: C38H34Br2P2 Formula weight: 712.45 Purity: 98+% CAS Number: 1519-45-5 Harmonized Tariff Code:  2931.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Endothall

    Alfa Aesar

    Synonym(s): 7-Oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid Formula: C8H10O5 Formula weight: 186.20 CAS Number: 145-73-3 UN Number: UN2811 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2932.19 Hazard Statements: H301-H312-H315-H319-H335 Toxic if swallowed.…

  • Synonym(s): Ethylene dimethacrylate Formula: C10H14O4 Formula weight: 198.21 Purity: 98%, stab. with 100ppm 4-methoxyphenol CAS Number: 97-90-5 Harmonized Tariff Code:  2916.14 Hazard Statements: H317-H335 May cause an allergic skin reaction. May cause respiratory irritation. …

  • Synonym(s): 3-Carboethoxy-4-piperidone hydrochloride, Ethyl 4-oxo-piperidine-3-carboxylate hydrochloride Formula: C8H13NO3 HCl Formula weight: 207.66 Purity: 97% CAS Number: 4644-61-5 Harmonized Tariff Code:  2933.39 Hazard Statements: H315-H319-H335 Causes skin irritation.…

  • Synonym(s): Ethyl 3-hydroxypropyl sulfide Formula: CH3CH2S(CH2)3OH Formula weight: 120.21 Purity: 97% CAS Number: 18721-61-4 Harmonized Tariff Code:  2930.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Formula: C2H6O Formula weight: 46.08 Purity: 94-96% CAS Number: 64-17-5 UN Number: UN1987 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2207.20 Hazard Statements: H225-H371 Highly flammable liquid and vapour. May cause damage to organs. Precautionary…

  • Synonym(s): Trifluoroacetic acid ethyl ester Formula: C4H5F3O2 Formula weight: 142.08 Purity: 99% CAS Number: 383-63-1 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2915.90 Hazard Statements: H225-H314-H318 Highly flammable liquid and…

  • Synonym(s): EGTA, Ethylenebis(oxyethylenenitrilo)tetraacetic acid Formula: C14H24N2O10 Formula weight: 380.35 Purity: 97% CAS Number: 67-42-5 Harmonized Tariff Code:  2922.49

  • Synonym(s): EDTA disodium salt Formula: (NaO2CCH2)2NCH2CH2N(CH2CO2H)2 Formula weight: 336.22 CAS Number: 139-33-3 Harmonized Tariff Code:  2922.49

  • Formula: Eu2O3 in 5 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: H314 Causes severe skin burns and eye damage. Precautionary Statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a Do not breathe…

  • Formula: Er2O3 Formula weight: 382.56 Purity: 99.9% (REO) CAS Number: 12061-16-4 Harmonized Tariff Code:  2846.90 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye…

  • Ebastine

    Alfa Aesar

    Formula: C32H39NO2 Formula weight: 469.66 CAS Number: 90729-43-4 Harmonized Tariff Code:  2933.39

  • Synonym(s): Methyl ethyl sulfide Formula: C3H8S Formula weight: 76.16 Purity: 97% CAS Number: 624-89-5 UN Number: UN1993 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2930.90 Hazard Statements: H225 Highly flammable liquid and vapour. Precautionary…

  • Synonym(s): 4-Acetylphenetole Formula: C10H12O2 Formula weight: 164.20 Purity: 98% CAS Number: 1676-63-7 Harmonized Tariff Code:  2914.50

  • Synonym(s): 3-Methyl-3-phenylglycidic acid ethyl ester, 3-Phenyl-2,3-epoxybutyric acid ethyl ester Formula: C12H14O3 Formula weight: 206.24 Purity: 98% CAS Number: 77-83-8 Harmonized Tariff Code:  2918.99

  • Formula: C2H6O Formula weight: 46.08 Purity: 90%, packaged under Argon in resealable ChemSeal^t bottles CAS Number: 64-17-5 UN Number: UN1987 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2207.20 Hazard Statements: H225-H371 Highly flammable liquid and vapour.…

  • Erythrosin B

    Alfa Aesar

    Synonym(s): C.I. 45430, Tetraiodofluorescein sodium salt Formula: C20H6I4Na2O5 Formula weight: 879.87 CAS Number: 568-63-8 Harmonized Tariff Code:  3204.12 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly…

  • Synonym(s): Crotonic acid ethyl ester, Ethyl 2-butenoate Formula: CH3CH=CHCO2CH2CH3 Formula weight: 114.14 Purity: 98% CAS Number: 623-70-1 UN Number: UN1862 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2916.19 Hazard Statements: H225-H314-H318 Highly…

  • Synonym(s): 8-Chloro-6-(trifluoromethyl)imidazo[1,2-a]pyridine-2-carboxylic acid ethyl ester Formula: C11H8ClF3N2O2 Formula weight: 292.65 Purity: 95% C

  • Formula: C2H6O Formula weight: 46.08 Purity: 90%, 5% methanol, 5% isopropanol CAS Number: 64-17-5 UN Number: UN1987 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2207.20 Hazard Statements: H225-H371 Highly flammable liquid and vapour. May cause damage to…

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