Alfa Aesar

Reagents, N, Alfa Aesar

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  • 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…

  • N-Acetyl-L-tyrosine ethyl ester monohydrate, 97%

    Alfa Aesar

    Synonym(s): Ac-Tyr-OEt Formula: C13H17NO4 H2O Formula weight: 269.30 (251.28anhy) Purity: 97% CAS Number: 36546-50-6 Harmonized Tariff Code:  2924.29

  • Ninhydrin, 99%

    Alfa Aesar

    Synonym(s): 2,2-Dihydroxy-1,3-indanedione, 1,2,3-Indantrione Formula: C9H6O4 Formula weight: 178.14 Purity: 99% CAS Number: 485-47-2 Harmonized Tariff Code:  2914.39 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation.…

  • N-(2,4-Dibromophenyl)-4-methoxybenzamide, 97%

    Alfa Aesar

    Formula: C14H11Br2NO2 Formula weight: 385.05 Purity: 97% CAS Number: 541545-55-5 Harmonized Tariff Code:  2924.29 Risk Phrases: <

  • N,N'-Dibenzylethylenediamine, 97%

    Alfa Aesar

    Synonym(s): Benzathine, 1,2-Bis(benzylamino)ethane Formula: C16H20N2 Formula weight: 240.35 Purity: 97% CAS Number: 140-28-3 UN Number: UN2735 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2921.59 Hazard Statements: H301-H314-H318 Toxic if swallowed.…

  • N-Boc-D-glutamic acid 1-tert-butyl ester, 95%

    Alfa Aesar

    Synonym(s): Boc-D-Glu-Otbu Formula: C14H25NO6 Formula weight: 303.35 Purity: 95% CAS Number: 73872-71-6 Harmonized Tariff Code:  2922.49

  • N-n-Butyl-4-chlorobutyramide, 97%

    Alfa Aesar

    Formula: C8H16ClNO Formula weight: 177.67 Purity: 97% Harmonized Tariff Code:  2924.29 Risk Phrases: 36/37/38 Irritating to eyes, respira

  • Nafion® R-1100 resin, sulfonyl fluoride form

    Alfa Aesar

    Synonym(s): Perfluorosulfonyl fluoride-PTFE copolymer Formula: Rf[OCF2CF(CF3)2] nOCF2CF2SO2F CAS Number: 26654-97-7 Harmonized Tariff Code:  3907.20 Haz

  • N-Boc-D-tyrosine, 95%

    Alfa Aesar

    Synonym(s): Boc-D-Tyr-OH Formula: C14H19NO5 Formula weight: 281.30 Purity: 95% CAS Number: 70642-86-3 Harmonized Tariff Code: 

  • DL-Norleucine, 98%

    Alfa Aesar

    Synonym(s): (+/-)-2-Aminohexanoic acid, H-DL-Nle-OH Formula: C6H13NO2 Formula weight: 131.18 Purity: 98% CAS Number: 616-06-8 Harmonized Tariff Code:  2922.49

  • N^a-Boc-N^y-trityl-L-asparagine, 98%

    Alfa Aesar

    Synonym(s): Boc-Asn(Trt)-OH Formula: C28H30N2O5 Formula weight: 474.55 Purity: 98% CAS Number: 132388-68-2 Harmonized Tariff Code:  2924.29

  • N,^a-Diphenyl nitrone, 97%

    Alfa Aesar

    Formula: C13H11NO Formula weight: 197.24 Purity: 97% CAS Number: 1137-96-8 Harmonized Tariff Code:  2929.90

  • N-Boc-4-iodo-D-phenylalanine, 95%

    Alfa Aesar

  • N-Fmoc-4-benzoyl-L-phenylalanine, 95%

    Alfa Aesar

  • N,O-Bis(trimethylsilyl)trifluoroacetamide, 99+%, packaged under Argon in…

    Alfa Aesar

    Synonym(s): BSTFA Formula: C8H18F3NOSi2 Formula weight: 257.40 Purity: 99+%, packaged under Argon in resealable ChemSeal^t bottles CAS Number: 25561-30-2 UN Number: UN2924 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2931.90 Hazard Statements: …

  • 6-Nitroindoline, 98+%

    Alfa Aesar

    Formula: C8H8N2O2 Formula weight: 164.16 Purity: 98+% CAS Number: 19727-83-4 Harmonized Tariff Code:  2933.99 Hazard Statements: H301-H311-H341-H332 Toxic if swallowed. Toxic in contact with skin. Suspected of causing genetic defects. Harmful if inhaled. Precautionary Statements:…

  • 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

  • 1,8-Nonadiene, 99%

    Alfa Aesar

    Formula: C9H16 Formula weight: 124.23 Purity: 99% CAS Number: 4900-30-5 UN Number: UN3295 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2901.29 Hazard Statements: H226-H315-H319-H335 Flammable liquid and vapour. Causes skin irritation. Causes serious eye…

  • N-(2,6-Difluorophenyl)-4-methoxybenzamide, 97%

    Alfa Aesar

    Formula: C14H11F2NO2 Formula weight: 263.24 Purity: 97% CAS Number: 155997-19-6 Harmonized Tariff Code:  2924.29 Risk Phrases:

  • N-Fmoc-D-serine, 95%

    Alfa Aesar

    Synonym(s): Fmoc-D-Ser-OH, (R)-2-(Fmoc-amino)-3-hydroxypropionic acid Formula: C18H17NO5 Formula weight: 327.33 Purity: 95% CAS Number: 116861-26-8 Harmonized Tariff Code:  2924.29

  • Nickel(II) nitrate hexahydrate, tech., Ni 19.8% min

    Alfa Aesar

    Formula: N2NiO6 6H2O Formula weight: 290.80 (182.70anhy) CAS Number: 13478-00-7 UN Number: UN2725 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H334-H350-H360-H372-H341-H318-H302-H332-H315-H317 May intensify fire; oxidizer. May…

  • N-Boc-L-isoleucine N-succinimidyl ester, 95%

    Alfa Aesar

  • Nickel powder, spherical, -300 mesh, 99.8% (metals basis)

    Alfa Aesar

    Purity: 99.8% (metals basis) CAS Number: 7440-02-0 UN Number: UN3089 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code:  7504.00 Hazard Statements: H372-H351-H228-H317 Causes damage to organs through prolonged or repeated exposure. Suspected of causing cancer. Flammable…

  • N-Boc-L-valine, 98+%

    Alfa Aesar

    Synonym(s): Boc-L-Val-OH, N-(tert-Butoxycarbonyl)-L-valine Formula: C10H19NO4 Formula weight: 217.27 Purity: 98+% CAS Number: 13734-41-3 Harmonized Tariff Code:  2922.50

  • 5-Nitro-2-furaldoxime, 97%

    Alfa Aesar

    Synonym(s): Nifuroxime, 5-Nitrofurfural oxime Formula: C5H4N2O4 Formula weight: 156.10 Purity: 97% CAS Number: 555-15-7 Packing Group: III Harmonized Tariff Code:  2932.19 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye…

  • N,S-Dimethylisothiouronium hydriodide, 98%

    Alfa Aesar

    Synonym(s): 1,2-Dimethyl-2-thiopsuedourea hydriodide Formula: C3H8N2S HI Formula weight: 232.07 Purity: 98% CAS Number: 41306-45-0 Harmonized Tariff Code:  2930.90 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash…

  • 4-Nitroindole, 97%

    Alfa Aesar

    Formula: C8H6N2O2 Formula weight: 162.15 Purity: 97% CAS Number: 4769-97-5 Harmonized Tariff Code:  2933.99

  • N-Fmoc-D-glutamine, 95%

    Alfa Aesar

  • 2-Nitro-1-propanol, 98%

    Alfa Aesar

    Synonym(s): 1-Hydroxy-2-nitropropane Formula: CH3CH(NO2)CH2OH Formula weight: 105.09 Purity: 98% CAS Number: 2902-96-7 Harmonized Tariff Code:  2905.59

  • N-Fmoc-O-benzyl-D-serine, 95%

    Alfa Aesar

  • N-Benzyloxycarbonyl-O-benzyl-D-tyrosine, 95%

    Alfa Aesar

  • N-Benzylaminoacetonitrile hydrochloride, 98%

    Alfa Aesar

    Formula: C6H5CH2NHCH2CN HCl Formula weight: 182.65 Purity: 98% CAS Number: 63086-36-2 UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2926.90 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious…

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