Alfa Aesar

Reagents, C, Alfa Aesar

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  • 1-Chlorobutane, HPLC Grade, 99.5+%

    Alfa Aesar

    Synonym(s): n-Butyl chloride Formula: CH3(CH2)3Cl Formula weight: 92.57 Purity: 99.5+% CAS Number: 109-69-3 UN Number: UN1127 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2903.19 Hazard Statements: H225 Highly flammable liquid and vapour. Precautionary…

  • 4'-Chlorobutyrophenone, 97%

    Alfa Aesar

    Formula: C10H11ClO Formula weight: 182.65 Purity: 97% CAS Number: 4981-63-9 Harmonized Tariff Code:  2914.70

  • Cobalt(II) nitrate hexahydrate, ACS, 98.0-102.0%

    Alfa Aesar

    Formula: Co(NO3)2 6H2O Formula weight: 291.04 (182.94anhy) Purity: 98.0-102.0% CAS Number: 10026-22-9 UN Number: UN1477 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H334-H350-H360-H341-H317 May intensify fire; oxidizer. May…

  • Cobalt(II) sulfate heptahydrate, 98%

    Alfa Aesar

    Formula: CoO4S 7H2O Formula weight: 281.10 (154.99anhy) Purity: 98% CAS Number: 10026-24-1 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2833.29 Hazard Statements: H334-H350-H360-H341-H302-H317 May cause allergy or asthma symptoms or…

  • Chromium pieces, 1-25mm (0.04-1in), 99.99% (metals basis)

    Alfa Aesar

    Purity: 99.99% (metals basis) CAS Number: 7440-47-3 Harmonized Tariff Code:  8112.21

  • Cobalt(II) chloride hexahydrate, 98%

    Alfa Aesar

    Synonym(s): Cobaltous chloride hexahydrate Formula: Cl2Co 6H2O Formula weight: 237.93 (129.84anhy) Purity: 98% CAS Number: 7791-13-1 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H334-H350-H360-H341-H302-H317 …

  • Copper(I) oxide, 99% (metals basis)

    Alfa Aesar

    Formula: Cu2O Formula weight: 143.08 Purity: 99% (metals basis) CAS Number: 1317-39-1 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2825.50 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: …

  • (1S)-(-)-Camphanic acid, 99%

    Alfa Aesar

    Formula: C10H14O4 Formula weight: 198.22 Purity: 99% CAS Number: 13429-83-9 Harmonized Tariff Code:  2932.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • CI 994

    Alfa Aesar

    Synonym(s): N-Acetyldinaline, 4-Acetylamino-N-(2'-aminophenyl)benzamide Formula: C15H15N3O2 Formula weight: 269.30 CAS Number: 112522-64-2 Harmonized Tariff Code:  2924.29 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: …

  • 1-(4-Chlorophenyl)-3-[4-chloro-3-(trifluoromethyl)phenyl]urea, 97%

    Alfa Aesar

    Synonym(s): 1-[4-Chloro-3-(trifluoromethyl)phenyl]-3-(4-chlorophenyl)urea Formula: C14H9Cl2F3N2O Formula weight: 349.13 Purity: 97% CAS Number: 369-77-7 Harmonized Tariff Code:  2924.21 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: …

  • 1-Cyclohexyl-1-propanol, 97%

    Alfa Aesar

    Synonym(s): Cyclohexyl ethyl carbinol Formula: C9H18O Formula weight: 142.24 Purity: 97% CAS Number: 17264-02-7 Harmonized Tariff Code:  2906.19 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.…

  • 5-Chloro-2,4-dinitrobenzoic acid, 98%

    Alfa Aesar

    Formula: C7H3ClN2O6 Formula weight: 246.56 Purity: 98% CAS Number: 136833-36-8 Harmonized Tariff Code:  2918.30 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • 2-Chloro-5-methoxybenzoic acid, 98%

    Alfa Aesar

    Formula: C8H7ClO3 Formula weight: 186.59 Purity: 98% CAS Number: 6280-89-3 Harmonized Tariff Code:  2918.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 2-Chloro-3,5-dinitrobenzotrifluoride, 98+%

    Alfa Aesar

    Formula: C7H2ClF3N2O4 Formula weight: 270.55 Purity: 98+% CAS Number: 392-95-0 UN Number: UN2923 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2904.90 Hazard Statements: H331-H314-H318-H302-H312 Toxic if inhaled. Causes severe skin burns and eye damage.…

  • Coumarin, 98%

    Alfa Aesar

    Synonym(s): 1-Benzopyran-2-one Formula: C9H6O2 Formula weight: 146.15 Purity: 98% CAS Number: 91-64-5 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2932.20 Hazard Statements: H301-H351 Toxic if swallowed. Suspected of causing cancer. …

  • Copper(II) acrylate, typically 95%

    Alfa Aesar

    Formula: Cu(OOCCH=CH2)2 Formula weight: 205.66 Purity: typically 95% CAS Number: 20074-76-4 Harmonized Tariff Code:  2916.11 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 3-Chloro-5-fluorobenzaldehyde, 97%

    Alfa Aesar

    Formula: C7H4ClFO Formula weight: 158.56 Purity: 97% CAS Number: 90390-49-1 Harmonized Tariff Code:  2913.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 2,3-Cyclopentenopyridine, 99%

    Alfa Aesar

    Synonym(s): 7-Azaindane, 6,7-Dihydro-5H-cyclopenta[b]pyridine Formula: C8H9N Formula weight: 119.17 Purity: 99% CAS Number: 533-37-9 Harmonized Tariff Code:  2933.39 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause…

  • Calcium nitrate hydrate, Puratronic®, 99.9995% (metals basis)

    Alfa Aesar

    Formula: CaN2O6 xH2O Formula weight: 164.09(anhy) Purity: 99.9995% (metals basis) CAS Number: 35054-52-5 UN Number: UN1454 Hazard

  • m-Cresol Purple sodium salt, 0.04% w/v aq. soln.

    Alfa Aesar

    Formula: C21H17NaO5S Formula weight: 404.42 CAS Number: 62625-31-4 Harmonized Tariff Code:  2934.99

  • 5-Chloroindole-2-carboxylic acid, 98%

    Alfa Aesar

    Formula: C9H6ClNO2 Formula weight: 195.60 Purity: 98% CAS Number: 10517-21-2 Harmonized Tariff Code:  2933.99 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Cyclopentyltrimethoxysilane, 97%

    Alfa Aesar

    Formula: C8H18O3Si Formula weight: 190.32 Purity: 97% CAS Number: 143487-47-2 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: H226-H315-H319-H335 Flammable liquid and vapour. Causes skin irritation. Causes serious…

  • Cadmium sulfide, 98%

    Alfa Aesar

    Formula: CdS Formula weight: 144.46 Purity: 98% CAS Number: 1306-23-6 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2830.90 Hazard Statements: H350-H372-H341-H361-H302 May cause cancer. Causes damage to organs through prolonged or repeated…

  • 4-Chloro-2,6-difluorobenzylamine, 97%

    Alfa Aesar

    Formula: C7H6ClF2N Formula weight: 177.58 Purity: 97% UN Number: UN2735 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2921.49 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary Statements: …

  • 4-Chlorobutyl acetate, 98%

    Alfa Aesar

    Synonym(s): Acetic acid 4-chlorobutyl ester, 1-Acetoxy-4-chlorobutane Formula: CH3CO2(CH2)4Cl Formula weight: 150.61 Purity: 98% CAS Number: 6962-92-1 Packing Group: III Harmonized Tariff Code:  2915.90 Hazard Statements: H302-H315-H319-H335-H227 Harmful if swallowed. Causes…

  • 1-Cyanomethyl-4,5-dicyano-2-(4-pyridyl)imidazole, 97%

    Alfa Aesar

    Formula: C12H6N6 Formula weight: 234.22 Purity: 97% UN Number: UN3439 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2933.39 Hazard Statements: H300-H310-H330-H315-H319-H335 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. Causes skin…

  • Cerium(III) fluoride, 99.9% (REO)

    Alfa Aesar

    Formula: CeF3 Formula weight: 197.12 Purity: 99.9% (REO) CAS Number: 7758-88-5 Harmonized Tariff Code:  2846.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Copper(I) cyanide

    Alfa Aesar

    Formula: CCuN Formula weight: 89.56 CAS Number: 544-92-3 UN Number: UN1587 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2837.19 Hazard Statements: H300-H310-H330 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. Precautionary Statements: …

  • Carbon, activated, -20+40 mesh

    Alfa Aesar

    CAS Number: 7440-44-0 Harmonized Tariff Code:  3802.10

  • Copper(II) chloride dihydrate, ACS, 99+%

    Alfa Aesar

    Formula: CuCl2 2H2O Formula weight: 170.48 (134.45anhy) Purity: 99+% CAS Number: 10125-13-0 UN Number: UN2802 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2827.39 Hazard Statements: H301-H314-H318 Toxic if swallowed. Causes severe skin burns and eye damage.…

  • Cobalt pieces, 99.9+% (metals basis)

    Alfa Aesar

    Purity: 99.9+% (metals basis) CAS Number: 7440-48-4 Harmonized Tariff Code:  8105.20 Hazard Statements: H334-H317 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. Precautionary Statements: …

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