Alfa Aesar

Acids, Alfa Aesar

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  • Nitric acid, fuming, 98%

    Alfa Aesar

    Formula: C5H9BrZn Formula weight: 214.41 CAS Number: 171860-68-7 UN Number: UN3399 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225-H261-H314-H351-H335 Highly flammable liquid and vapour. In contact with water releases flammable…

  • Perchloric Acid, 0.1N in Acetic Acid Standardized Solution

    Alfa Aesar

    Synonym(s): Perchloric acid standardized solution in acetic acid CAS Number: 7601-90-3 UN Number: UN2920 MDL: MFCD00011325 Hazard Class: 8 EINECS: 231-512-4 Formula: HClO4 Formula Weight: 100.46 Form: Liquid GHS Hazard and Precautionary…

  • Rosolic acid

    Alfa Aesar

    Synonym(s): Aurin; C.I. 43800 CAS Number: 603-45-2 MDL: MFCD00001624 EINECS: 210-041-8 Formula: C19H14O3 Formula Weight: 290.32

  • Hexacosanoic acid, 97%

    Alfa Aesar

    Synonym(s): Cerotic acid, Cerotinic acid Formula: C26H52O2 Formula weight: 396.69 Purity: 97% CAS Number: 506-46-7 Harmonized Tar

  • L-(+)-Ascorbic acid, ACS, 99+%

    Alfa Aesar

    Synonym(s): Vitamin C CAS Number: 50-81-7 MDL: MFCD00064328 EINECS: 200-066-2 Formula: C6H8O6 Formula Weight: 176.12 Form: Powder Melting Point: ca 191° dec. Density: 1.65 Grade Specifications …

  • N-Fmoc-DL-pipecolic acid, 96+%

    Alfa Aesar

    Synonym(s): (^+)-1-Fmoc-piperidine-2-carboxylic acid, Fmoc-DL-Pip-OH Formula: C21H21NO4 Formula weight: 351.40 Purity: 96+% CAS Number: 105751-

  • 3-(Methylthio)phenylacetic acid, 95%

    Alfa Aesar

    Formula: C9H10O2S Formula weight: 182.24 Purity: 95% CAS Number: 18698-73-2 Harmonized Tariff Code:  2930.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 4-[(Trimethylsilyl)ethynyl]benzeneboronic acid pinacol ester, 97%

    Alfa Aesar

    Synonym(s): 4,4,5,5-Tetramethyl-2-(4-[(trimethylsilyl)ethynyl]phenyl)-1,3,2-dioxaborolane Formula: C17H25BO2Si Formula weight: 300.28 Purity: 97% CAS Nu

  • Sulfuric acid, 20% fuming, 18-24% free SO{3}

    Alfa Aesar

    Formula: C6H13BrZn Formula weight: 230.45 CAS Number: 124397-96-2 UN Number: UN3399 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2931.90 Risk Phrases: 11-15-19-34-37 Flammable. Contact with water liberates highly flammable gases. May form explosive peroxides.…

  • Acrylic acid, low water content, 99.5%, stab. with ca 200ppm 4-methoxyphenol

    Alfa Aesar

    CAS No. 79-10-7     Synonyms: Propenoic acid MDL: MFCD00004367    EINECS: 201-177-9 Formula: H2C=CHCO2H           Formula weight: 72.06 Form: Liquid Melting point: ca…

  • 4-Chloro-2-fluoro-3-methoxycinnamic acid, 97%

    Alfa Aesar

    Formula: C10H8ClFO3 Formula weight: 230.62 Purity: 97% Harmonized Tariff Code:  2918.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a…

  • 4-n-Dodecylbenzoic acid, 98%

    Alfa Aesar

    Formula: C19H30O2 Formula weight: 290.45 Purity: 98% CAS Number: 21021-55-6 Harmonized Tariff Code:  2916.39

  • trans-4-n-Hexylcyclohexanecarboxylic acid, 99%

    Alfa Aesar

    Formula: C13H24O2 Formula weight: 212.33 Purity: 99% CAS Number: 38289-30-4 Harmonized Tariff Code:  2916.20 Risk Phrases:

  • (^+)-Piperazine-2-carboxylic acid, 98%

    Alfa Aesar

    Formula: C5H10N2O2 Formula weight: 130.15 Purity: 98% CAS Number: 2762-32-5 Harmonized Tariff Code:  2933.59 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 4-[(3-Oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid

    Alfa Aesar

    Synonym(s): 4-[(2,3-Dihydro-3-oxo-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid Formula: C16H13NO4 Formula weight: 283.29 CAS Number: 857492-98-9 Harmonize

  • 5-(Chlorosulfonyl)salicylic acid, 97%

    Alfa Aesar

    Synonym(s): 5-Chlorosulfonyl-2-hydroxybenzoic acid Formula: C7H5ClO5S Formula weight: 236.63 Purity: 97% CAS Number: 17243-13-9 U

  • Oxalic acid dihydrate, ACS, 99.5-102.5%

    Alfa Aesar

    CAS Number: 6153-56-6 MDL: MFCD00149102 EINECS: 205-634-3 Formula: C2H2O4•2H2O Formula Weight: 126.07 (90.04anhy) Form: Crystalline Melting Point: 101-105° Density: 1.65 S olubility : Very…

  • Mercaptoacetic acid calcium salt trihydrate, 98%

    Alfa Aesar

    Synonym(s): Calcium mercaptoacetate trihydrate, Calcium thioglycolate trihydrate Formula: C4H6CaO4S2 3H2O Formula weight: 276.34 (222.29anhy) Purity: 98%

  • Hydrofluoric acid, ACS, 48-51%

    Alfa Aesar

    Formula: HF Formula weight: 20.01 CAS Number: 7664-39-3 UN Number: UN1790 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2811.11 Hazard Statements: H300-H310-H330-H314 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. Causes severe skin burns and…

  • Diaion® PK212(Na), ion exchange resin, 6% cross-linked, strongly acidic porous…

    Alfa Aesar

    Harmonized Tariff Code:  3914.00

  • Trifluoroacetic acid, HPLC Grade, 99.5+%

    Alfa Aesar

    Formula: C20H13N7 Formula weight: 351.37 Purity: 97% UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.99 Risk Phrases: 20/21/22-36/37/38 Harmful by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system…

  • 4-Oxocyclohexanecarboxylic acid, 98%

    Alfa Aesar

    Synonym(s): Cyclohexanone-4-carboxylic acid Formula: C7H10O3 Formula weight: 142.16 Purity: 98% CAS Number: 874-61-3 Harmonized Tariff Code:  2918.30 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • 5-Methyl-6-(4-morpholinyl)pyridine-3-boronic acid, 95%

    Alfa Aesar

    Formula: C10H15BN2O3 Formula weight: 222.05 Purity: 95% Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 2-Cyanobenzeneboronic acid pinacol ester, 98%

    Alfa Aesar

    Synonym(s): 2-Cyanophenylboronic acid pinacol ester, 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile Formula: C13H16BNO2 Formula weight: 229.08 Purity: 98% CAS Number: 214360-48-2 Harmonized Tariff Code:  2934.99 Hazard Statements: H301-H315-H319-H335 Toxic if…

  • Gibberellic acid, 98%

    Alfa Aesar

    Formula: C19H22O6 Formula weight: 346.37 Purity: 98% CAS Number: 77-06-5 Harmonized Tariff Code:  2932.20 Hazard Statements:

  • 2-n-Propoxypyridine-3-boronic acid pinacol ester

    Alfa Aesar

    Synonym(s): 2-n-Propoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine Formula: C14H22BNO3 Formula weight: 263.15 CAS Number: 1073371-87-5 Harm

  • Poly(acrylic acid), 25 wt% soln. in water

    Alfa Aesar

    Formula: [-CH2CH(CO2H)-] CAS Number: 9003-01-4 Harmonized Tariff Code:  3906.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irr

  • Oleic acid, 99%

    Alfa Aesar

    Synonym(s): cis-9-Octadecenoic acid CAS Number: 112-80-1 MDL: MFCD00064242 EINECS: 204-007-1 Formula: C18H34O2 Formula Weight: 282.47 Form: Liquid Melting Point: 13-14° Boiling Point: …

  • D-(+)-Isoascorbic acid sodium salt monohydrate, 99%

    Alfa Aesar

    Synonym(s): Sodium erythorbate monohydrate, D-erythro-Hex-2-enonic acid ^y-lactone monosodium salt monohydrate Formula: C6H7NaO6 H2O Formula weight: 216.12 (198.11anhy) Purity: 99% CAS Number: 63524-04-9 Harmonized Tariff Code:  2932.20

  • 3-(4-Pyridyl)propionic acid, 97%

    Alfa Aesar

    Synonym(s): 3-Pyridin-4-yl-propionic acid Formula: C8H9NO2 Formula weight: 151.16 Purity: 97% CAS Number: 6318-43-0 Harmonized Ta

  • 3-[2-(Trifluoromethyl)phenyl]propionic acid, 97%

    Alfa Aesar

    Formula: C10H9F3O2 Formula weight: 218.17 Purity: 97% CAS Number: 94022-99-8 Harmonized Tariff Code:  2916.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

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