Acids

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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…

  • 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

  • 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 …

  • 4-(Maleimidomethyl)benzeneboronic acid pinacol ester, 95%

    Alfa Aesar

    Synonym(s): N-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl]maleimide Formula: C17H20BNO4 Formula weight: 313.16 Purity: 95% Harmonized Tariff

  • 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…

  • 6-(Boc-amino)hexanoic acid, 95%

    Alfa Aesar

    Synonym(s): Boc-6-Ahx-OH, 6-(Boc-amino)caproic acid Formula: C11H21NO4 Formula weight: 231.29 Purity: 95% CAS Number: 6404-29-1 H

  • Retinoic acid, 98%

    Alfa Aesar

    Synonym(s): Vitamin A acid Formula: C20H28O2 Formula weight: 300.44 Purity: 98% CAS Number: 302-79-4 Harmonized Tariff Code: 

  • 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…

  • 3-Hydroxybutyric acid, 98%

    Alfa Aesar

    Formula: C4H8O3 Formula weight: 104.10 Purity: 98% CAS Number: 300-85-6 Harmonized Tariff Code:  2918.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P280g-P305+P351+P338 …

  • N-Boc-L-glutamic acid 1-tert-butyl ester, 99%

    Alfa Aesar

    Synonym(s): Boc-Glu-OtBu Formula: C14H25NO6 Formula weight: 303.36 Purity: 99% CAS Number: 24277-39-2 Harmonized Tariff Code: 

  • 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: …

  • 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…

  • 2,3-Dibromosuccinic acid, 98%

    Alfa Aesar

    Formula: C4H4Br2O4 Formula weight: 275.88 Purity: 98% CAS Number: 526-78-3 UN Number: UN3261 Hazard Class: 8

  • 2-Formylbenzeneboronic acid pinacol ester, 97%

    Alfa Aesar

    Synonym(s): 2-Formylphenylboronic acid pinacol ester, 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde Formula: C13H17BO3 Formula weight: 232.08 Purity: 97% CAS Number: 380151-85-9 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319 Causes skin irritation.…

  • 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%

  • 4-(Ethylsulfamoyl)benzeneboronic acid, 97%

    Alfa Aesar

    Formula: C8H12BNO4S Formula weight: 229.06 Purity: 97% CAS Number: 871329-65-6 Harmonized Tariff Code:  2935.00 Hazard Statements

  • (1S,3R)-(+)-3-(Boc-amino)cyclopentanecarboxylic acid, 95%

    Alfa Aesar

    Formula: C11H19NO4 Formula weight: 229.28 Purity: 95% CAS Number: 261165-05-3 Harmonized Tariff Code:  2924.29

  • 4-Bromo-2-fluorophenylacetic acid, 98%

    Alfa Aesar

    Formula: C8H6BrFO2 Formula weight: 233.03 Purity: 98% CAS Number: 114897-92-6 Harmonized Tariff Code:  2916.39 Risk Phrases:

  • 4-Aminonicotinic acid, 98%

    Alfa Aesar

    Synonym(s): 4-Aminopyridine-3-carboxylic acid Formula: C6H6N2O2 Formula weight: 138.13 Purity: 98% CAS Number: 7418-65-7 Harmoniz

  • 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:

  • 3-Methoxy-5-(trifluoromethyl)benzoic acid, 97%

    Alfa Aesar

    Formula: C9H7F3O3 Formula weight: 220.15 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 …

  • 10-Hydroxydecanoic acid, 96%

    Alfa Aesar

    Synonym(s): 10-Hydroxycapric acid Formula: C10H20O3 Formula weight: 188.26 Purity: 96% CAS Number: 1679-53-4 Harmonized Tariff Co

  • 5-Fluoro-2-hydroxybenzeneboronic acid, 97%

    Alfa Aesar

    Formula: C6H6BFO3 Formula weight: 155.92 Purity: 97% CAS Number: 259209-20-6 Harmonized Tariff Code:  2931.90 Hazard Statements:

  • 3-Oxocyclopentanecarboxylic acid, 97%

    Alfa Aesar

    Formula: C6H8O3 Formula weight: 128.13 Purity: 97% CAS Number: 98-78-2 Harmonized Tariff Code:  2916.20 Hazard Statements:

  • Diaion® WK100(H), ion exchange resin, weakly acidic porous type, 2.9 meq/ml on…

    Alfa Aesar

    Harmonized Tariff Code:  3914.00

  • Sulfuric acid, 0.2N Standardized Solution

    Alfa Aesar

    Formula: H2SO4 Formula weight: 98.08 Harmonized Tariff Code:  2807.00

  • 4,4'-Azobis(4-cyanovaleric acid), 98%, cont. ca 18% water

    Alfa Aesar

    Synonym(s): ABCVA, ACVA Formula: C12H16N4O4 Formula weight: 280.28 Purity: 98%, cont. ca 18% water CAS Number: 2638-94-0 UN Numbe

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

    Alfa Aesar

    Formula: C8H4ClF3O2 Formula weight: 224.57 Purity: 97% CAS Number: 23228-45-7 Harmonized Tariff Code:  2916.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 2,5-Dihydroxyterephthalic acid, 97%

    Alfa Aesar

  • N-Boc-D-aspartic acid 4-benzyl ester, 98%

    Alfa Aesar

    Synonym(s): Boc-D-Asp(OBzl)-OH Formula: C16H21NO6 Formula weight: 323.34 Purity: 98% CAS Number: 51186-58-4 Harmonized Tariff Cod

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