Alfa Aesar

Reagents, N, Alfa Aesar

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  • N,O-Bis(trimethylsilyl)trifluoroacetamide, 98+%

    Alfa Aesar

    Synonym(s): BSTFA Formula: C8H18F3NOSi2 Formula weight: 257.40 Purity: 98+% CAS Number: 25561-30-2 UN Number: UN2924 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: H314-H318-H226 Causes severe skin burns and eye damage. Causes…

  • 2-Naphthol, 98+%

    Alfa Aesar

    Synonym(s): beta-Naphthol, 2-Hydroxynaphthalene Formula: C10H8O Formula weight: 144.17 Purity: 98+% CAS Number: 135-19-3 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2907.15 Hazard Statements: H302-H332 Harmful if swallowed. Harmful if…

  • N-(1-Naphthyl)ethylenediamine dihydrochloride, ACS

    Alfa Aesar

    Formula: C12H14N2 2HCl Formula weight: 259.18 CAS Number: 1465-25-4 Harmonized Tariff Code:  2921.59 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • N-Fmoc-2-fluoro-L-phenylalanine, 95%

    Alfa Aesar

  • N,N-Dimethylformamide, HPLC Grade, 99.7+%

    Alfa Aesar

    Formula: HCON(CH3)2 Formula weight: 73.09 Purity: 99.7+% CAS Number: 68-12-2 UN Number: UN2265 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2924.19 Hazard Statements: H360-H226-H312-H332-H319 May damage fertility or the…

  • Nafion r D-521 dispersion, 5% w/w in water and 1-propanol, >0.92 meq/g exchange…

    Alfa Aesar

    Synonym(s): Perfluorosulfonic acid-PTFE copolymer, 5% w/w solution CAS Number: 31175-20-9 UN Number: UN1987 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  3914.00 Hazard Statements: H318-H226-H336 Causes serious eye damage. Flammable liquid and vapour. May cause…

  • N,N-Dimethylaniline, 99%

    Alfa Aesar

    Formula: C8H11N Formula weight: 121.18 Purity: 99% CAS Number: 121-69-7 UN Number: UN2253 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2921.42 Hazard Statements: H301-H311-H331-H351-H227 Toxic if swallowed. Toxic in contact with skin. Toxic if inhaled.…

  • Niobium Powder, -325 Mesh, 99.8% (metals basis)

    Alfa Aesar

    CAS: 7440-03-1 UN#: UN3089 MDL: MFCD00011126 Hazard Class: 4.1 EINECS: 231-113-5 Packing Group: II Hazard Statements: H228 Flammable solid. Precautionary Statements: P210-P280-P240-P241-P370+P378A Keep away from…

  • Nicofuranose

    Alfa Aesar

    Synonym(s): beta-D-Fructofuranose tetranicotinate Formula: C30H24N4O10 Formula weight: 600.52 CAS Number: 15351-13-0 Harmonized Tariff Code:  2940.00

  • 4-(4-Nitrophenylazo)catechol, 98%

    Alfa Aesar

    Formula: C12H9N3O4 Formula weight: 259.22 Purity: 98% CAS Number: 843-33-4 Harmonized Tariff Code:  2927.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Nicotinic acid, 99%

    Alfa Aesar

    Synonym(s): Niacin, Pyridine-3-carboxylic acid Formula: C6H5NO2 Formula weight: 123.11 Purity: 99% CAS Number: 59-67-6 Harmonized Tariff Code:  2936.29 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear…

  • 2-Nitrophenol, 98%

    Alfa Aesar

    Formula: C6H5NO3 Formula weight: 139.11 Purity: 98% CAS Number: 88-75-5 UN Number: UN1663 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2908.99 Hazard Statements: H373-H302 May cause damage to organs through prolonged or repeated exposure. Harmful if…

  • N-Boc-L-serine, 98% (dry wt.), may cont. up to 10% water

    Alfa Aesar

    Synonym(s): Boc-Ser-OH, N-(tert-Butoxycarbonyl)-L-serine Formula: C8H15NO5 Formula weight: 205.21 Purity: 98% (dry wt.), may cont. up to 10% water CAS Number: 3262-72-4 Harmonized Tariff Code:  2922.50

  • N-Acetyl-D-mannosamine monohydrate, 99%

    Alfa Aesar

    Formula: C8H15NO6 H2O Formula weight: 239.24 (221.22anhy) Purity: 99% CAS Number: 7772-94-3 Harmonized Tariff Code:  2922.50

  • N-(4'-Methoxy-4-biphenylylsulfonyl)-L-valine, 96%

    Alfa Aesar

    Formula: C18H21NO5S Formula weight: 363.44 Purity: 96% Harmonized Tariff Code:  2935.00 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…

  • Nickel(II) chloride hexahydrate, 99.95% (metals basis)

    Alfa Aesar

    Formula: Cl2Ni 6H2O Formula weight: 237.71 (129.60anhy) Purity: 99.95% (metals basis) CAS Number: 7791-20-0 UN Number: UN3288 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2827.35 Hazard Statements: H301-H331-H334-H350-H360-H372-H341-H315-H317 Toxic if…

  • 1-Nonylamine, 98+%

    Alfa Aesar

    Synonym(s): n-Nonylamine Formula: CH3(CH2)8NH2 Formula weight: 143.27 Purity: 98+% CAS Number: 112-20-9 UN Number: UN2735 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2921.19 Hazard Statements: H314-H318-H227 Causes severe skin burns and eye damage.…

  • N-(2,2,2-Trichloroethoxycarbonyloxy)succinimide, 98+%

    Alfa Aesar

    Synonym(s): N-Succinimidyl 2,2,2-trichloroethyl carbonate Formula: C7H6Cl3NO5 Formula weight: 290.49 Purity: 98+% CAS Number: 66065-85-8

  • n-Pentadecane, 99%

    Alfa Aesar

    Formula: CH3(CH2)13CH3 Formula weight: 212.42 Purity: 99% CAS Number: 629-62-9 Harmonized Tariff Code:  2901.10

  • Nickel plating solution, semi-bright finish

    Alfa Aesar

    UN Number: UN3287 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  3824.90 Hazard Statements: H334-H350-H360-H372-H341-H302-H315-H317 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause cancer. May damage fertility or the unborn child.…

  • N-Boc-1-(p-toluenesulfonyl)-L-histidine, 98%

    Alfa Aesar

    Synonym(s): Boc-L-His(Tos)-OH Formula: C18H23N3O6S Formula weight: 409.46 Purity: 98% CAS Number: 35899-43-5 Harmonized Tariff Co

  • N-Boc-1H-pyrazole-1-carboxamidine, 98+%

    Alfa Aesar

    Formula: C9H14N4O2 Formula weight: 210.23 Purity: 98+% CAS Number: 152120-61-1 Harmonized Tariff Code:  2933.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Niobium slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, Puratronic r, 99.99%…

    Alfa Aesar

    Purity: 99.99% (metals basis excluding Ta), Ta 300ppm CAS Number: 7440-03-1 Harmonized Tariff Code:  8112.99

  • N,N-Dimethylglycine methyl ester, 98%

    Alfa Aesar

    Synonym(s): (Dimethylamino)acetic acid methyl ester, Methyl (dimethylamino)acetate Formula: (CH3)2NCH2CO2CH3 Formula weight: 117.15 Purity: 98% CAS Number: 7148-06-3 UN Number: UN3272 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2922.49 Hazard Statements: …

  • 1,8-Naphthalimide, 98%

    Alfa Aesar

    Formula: C12H7NO2 Formula weight: 197.20 Purity: 98% CAS Number: 81-83-4 Harmonized Tariff Code:  2925.19

  • 4-Nitrobenzaldoxime, 98%

    Alfa Aesar

    Synonym(s): 4-Nitrobenzaldehyde oxime Formula: C7H6N2O3 Formula weight: 166.14 Purity: 98% CAS Number: 1129-37-9 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2928.00 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes…

  • N-Fmoc-D-glutamic acid 5-benzyl ester, 95%

    Alfa Aesar

  • N-Fmoc-3-cyclohexyl-D-alanine, 96%

    Alfa Aesar

    Synonym(s): Fmoc-D-Cha-OH, (R)-2-(Fmoc-amino)-3-cyclohexylpropionic acid Formula: C24H27NO4 Formula weight: 393.48 Purity: 96% CAS Number: 144701-25-7 Harmonized Tariff Code:  2924.29

  • 4-Nitro-L-phenylalanine monohydrate, 98%

    Alfa Aesar

    Synonym(s): H-Phe(4-NO{2})-OH Formula: C9H10N2O4 H2O Formula weight: 228.21 (210.19anhy) Purity: 98% CAS Number: 207591-86-4 Packing Group: III Harmonized Tariff Code:  2922.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • 1-Nitro-4-(trifluoromethoxy)benzene, 98+%

    Alfa Aesar

    Synonym(s): 4-(Trifluoromethoxy)nitrobenzene Formula: C7H4F3NO3 Formula weight: 207.11 Purity: 98+% CAS Number: 713-65-5 Packing Group: n/a Harmonized Tariff Code:  2909.30 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • N-Boc-3,5-difluoro-L-phenylalanine, 95%

    Alfa Aesar

    Synonym(s): Boc-Phe(3,5-F2)-OH, (S)-2-(Boc-amino)-3-(3,5-difluorophenyl)propionic acid Formula: C14H17F2NO4 Formula weight: 301.29 Purity: 95% CAS Number: 205445-52-9 Harmonized Tariff Code:  2924.29

  • N-(4-Oxocyclohexyl)acetamide, 98%

    Alfa Aesar

    Synonym(s): 4-Acetamidocyclohexanone Formula: C8H13NO2 Formula weight: 155.20 Purity: 98% CAS Number: 27514-08-5 Harmonized Tariff Code:  2924.29 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37-60 In case of contact with eyes,…

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