Reagents, C

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  • CREBtide

    Alfa Aesar

    Synonym(s): Lys-Arg-Arg-Glu-Ile-Leu-Ser-Arg-Arg-Pro-Ser-Tyr-Arg Formula: C73H129N29O19 Formula weight: 1717.01 CAS Number: 149155-45-3 Harmonized Tariff Code:  2933.99

  • o-Cresolphthalein

    Alfa Aesar

    Formula: C22H18O4 Formula weight: 346.39 CAS Number: 596-27-0 Harmonized Tariff Code:  2932.20

  • 1-Chloro-2,5-bis(trifluoromethyl)benzene, 98%

    Alfa Aesar

    Synonym(s): 1,4-Bis(trifluoromethyl)-2-chlorobenzene Formula: C8H3ClF6 Formula weight: 248.55 Purity: 98% CAS Number: 328-91-6 Harmonized Tariff Code:  2903.99 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37-60 In case of contact…

  • 2-Chloro-5-nitrobenzotrifluoride, 98%

    Alfa Aesar

    Formula: C7H3ClF3NO2 Formula weight: 225.55 Purity: 98% CAS Number: 777-37-7 Packing Group: III Harmonized Tariff Code:  2904.90 Hazard Statements: H311-H332-H315-H319 Toxic in contact with skin. Harmful if inhaled. Causes skin irritation. Causes serious eye irritation. …

  • 4-Chloro-3-(trifluoromethyl)benzoic acid, 97+%

    Alfa Aesar

    Formula: C8H4ClF3O2 Formula weight: 224.57 Purity: 97+% CAS Number: 1737-36-6 Harmonized Tariff Code:  2916.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Cesium orthovanadate, 99.9% (metals basis)

    Alfa Aesar

    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.   Synonym(s): Cesium vanadate, ortho Formula: Cs3VO4 Formula weight: 513.65 Purity: 99.9%…

  • 3'-Chloro-4'-methoxyacetophenone, 96%

    Alfa Aesar

    Synonym(s): 1-(3-Chloro-4-methoxyphenyl)ethanone Formula: C9H9ClO2 Formula weight: 184.62 Purity: 96% CAS Number: 37612-52-5 Harmonized Tariff Code:  2914.70 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • (Cyclohexadiene)iron tricarbonyl, 97+%

    Alfa Aesar

    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.   Synonym(s): Tricarbonylcyclohexadiene iron Formula: C9H8FeO3 Formula weight: 220.01 Purity: …

  • Cobalt(II) oxide, 99.995% (metals basis)

    Alfa Aesar

    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.   Formula: CoO, may contain up to 10 Co3O4 Formula weight: 74.93 Purity: 99.995% (metals basis) …

  • Cinanserin hydrochloride, 99+%

    Alfa Aesar

    Formula: C20H24N2OS HCl Formula weight: 376.94 Purity: 99+% CAS Number: 1166-34-3 Harmonized Tariff Code:  2930.90 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do not eat, drink or…

  • Cadmium rod, 12.7mm (0.5in) dia, 99.99+% (metals basis)

    Alfa Aesar

    Purity: 99.99+% (metals basis) CAS Number: 7440-43-9 Harmonized Tariff Code:  8107.90 Hazard Statements: H330-H350-H372-H341-H361 Fatal if inhaled. May cause cancer. Causes damage to organs through prolonged or repeated exposure. Suspected of causing genetic defects. Suspected of…

  • 2-Chloro-^b-nitrostyrene, 98%

    Alfa Aesar

    Synonym(s): 1-(2-Chlorophenyl)-2-nitroethylene Formula: C8H6ClNO2 Formula weight: 183.60 Purity: 98% CAS Number: 3156-34-1 Harmonized Tariff Code:  2904.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • 2-Chlorophenol, 99%

    Alfa Aesar

    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.   Formula: C6H5ClO Formula weight: 128.56 Purity: 99% CAS Number: 95-57-8 UN Number: UN2021…

  • 4-Chloro-3-(trifluoromethoxy)benzyl bromide, 97%

    Alfa Aesar

    Formula: C8H5BrClF3O Formula weight: 289.48 Purity: 97% CAS Number: 886500-93-2 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2909.30 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. …

  • Cadmium shot, tear drop, -5+20 mesh, 99.95% (metals basis)

    Alfa Aesar

    Purity: 99.95% (metals basis) CAS Number: 7440-43-9 Harmonized Tariff Code:  8107.20 Hazard Statements: H330-H350-H372-H341-H361 Fatal if inhaled. May cause cancer. Causes damage to organs through prolonged or repeated exposure. Suspected of causing genetic defects. Suspected of damaging…

  • Caffeine, 99%

    Alfa Aesar

    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.   Synonym(s): 3,7-Dihydro-1,3,7-trimethyl-1H-purine-2,6-dione, 1,3,7-Trimethylxanthine Formula: …

  • 4-Chlorosalicylic acid, 98%

    Alfa Aesar

    Synonym(s): 4-Chloro-2-hydroxybenzoic acid Formula: C7H5ClO3 Formula weight: 172.57 Purity: 98% CAS Number: 5106-98-9 Harmonized Tariff Code:  2918.29 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause…

  • 2-Chloro-6-methylphenyl isocyanate, 97%

    Alfa Aesar

    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.   Formula: C8H6ClNO Formula weight: 167.60 Purity: 97% CAS Number: 40398-01-4 UN Number: …

  • 5-Chloro-2-fluorobenzoyl chloride, 97%

    Alfa Aesar

    Formula: C7H3Cl2FO Formula weight: 193.01 Purity: 97% CAS Number: 394-29-6 UN Number: UN3265 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2916.39 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary…

  • Cyclopropanecarboxaldehyde, 98%

    Alfa Aesar

    Formula: C4H6O Formula weight: 70.09 Purity: 98% CAS Number: 1489-69-6 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2912.29 Hazard Statements: H225-H314-H318 Highly flammable liquid and vapour. Causes severe skin burns and eye damage. Causes…

  • Calcium nitride, 99% (metals basis)

    Alfa Aesar

    Formula: Ca3N2 Formula weight: 148.25 Purity: 99% (metals basis) CAS Number: 12013-82-0 UN Number: UN3178 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code:  2850.00 Hazard Statements: H228-H314-H318 Flammable solid. Causes severe skin burns and eye damage. Causes…

  • 4-Chloro-2-(trifluoromethyl)benzylamine, 97%

    Alfa Aesar

    Formula: C8H7ClF3N Formula weight: 209.60 Purity: 97% CAS Number: 771583-81-4 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. …

  • Cobalt(II) hydroxide, 97%

    Alfa Aesar

    Formula: H2CoO2 Formula weight: 92.95 Purity: 97% CAS Number: 21041-93-0 Harmonized Tariff Code:  2822.00 Hazard Statements: H301-H317 Toxic if swallowed. May cause an allergic skin reaction. Precautionary Statements: P261-P280-P301+P310-P363-P405-P501a Avoid breathing…

  • 4-Chloro-3-fluoroaniline, 99%

    Alfa Aesar

    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.   Formula: C6H5ClFN Formula weight: 145.56 Purity: 99% CAS Number: 367-22-6 UN Number: …

  • Copper, plasma standard solution, Specpure®, Cu 10µg/ml

    Alfa Aesar

    Formula: Cu in 2 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: <

  • Chromium powder, -60 mesh, 99.99% (metals basis)

    Alfa Aesar

    Purity: 99.99% (metals basis) CAS Number: 7440-47-3 Harmonized Tariff Code:  8112.21 Hazard Statements: H351 Suspected of causing cancer. Precauti

  • 4-(2-Carboxyvinyl)benzeneboronic acid, 95%

    Alfa Aesar

    Synonym(s): 4-Boronocinnamic acid Formula: C9H9BO4 Formula weight: 191.98 Purity: 95% CAS Number: 151169-68-5 Harmonized Tariff Code:  2931.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • 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…

  • Copper(II) perchlorate hexahydrate, Reagent Grade

    Alfa Aesar

    Formula: Cu(ClO4)2 6H2O Formula weight: 370.53 (262.44anhy) CAS Number: 10294-46-9 UN Number: UN1481 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2829.90 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation. Causes…

  • Cobalt, plasma standard solution, Specpure r, Co 10,000µg/ml

    Alfa Aesar

    Formula: Co in 5 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: H334-H314-H317 May cause allergy or asthma symptoms or breathing difficulties if inhaled. Causes severe skin burns and eye damage. May cause an allergic…

  • 2-Chloro-4-fluorophenol, 98+%

    Alfa Aesar

    Formula: C6H4ClFO Formula weight: 146.55 Purity: 98+% CAS Number: 1996-41-4 UN Number: UN3265 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2908.19 Hazard Statements: H314-H318-H302-H312-H227 Causes severe skin burns and eye damage. Causes serious eye damage.…

  • Capreomycin sulfate, 90%

    Alfa Aesar

    Formula: C25H44N14O8 H2O4S Formula weight: 766.78 Purity: 90% CAS Number: 1405-37-4 Harmonized Tariff Code:  2941.90 Risk Phrases

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