Reagents, N

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  • Nystatin

    Alfa Aesar

    Formula: C47H75NO17 Formula weight: 926.09 CAS Number: 1400-61-9 Harmonized Tariff Code:  2941.90

  • 5-Nitro-2-furaldehyde, 99%

    Alfa Aesar

    Synonym(s): 5-Nitrofurfural Formula: C5H3NO4 Formula weight: 141.09 Purity: 99% CAS Number: 698-63-5 Packing Group: III Harmonized Tariff Code:  2932.19 Hazard Statements: H341 Suspected of causing genetic defects. Precautionary Statements: …

  • N-Boc-2-cyano-D-phenylalanine, 95%

    Alfa Aesar

    Synonym(s): Boc-D-Phe(2-CN)-OH, (R)-2-(Boc-amino)-3-(2-cyanophenyl)propionic acid Formula: C15H18N2O4 Formula weight: 290.31 Purity: 95% CAS Number: 261380-28-3 UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2926.90 Risk Phrases: 20/21/22…

  • N-Boc-4-iodoaniline, 95%

    Alfa Aesar

    Synonym(s): tert-Butyl 4-iodophenylcarbamate Formula: C11H14INO2 Formula weight: 319.14 Purity: 95% CAS Number: 159217-89-7 Harmonized Tariff Code:  2924.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.…

  • N-(2,5-Dimethylphenylsulfonyl)glycine, 96%

    Alfa Aesar

    Synonym(s): 2-(2,5-Dimethylphenylsulfonylamino)acetic acid Formula: C10H13NO4S Formula weight: 243.28 Purity: 96% CAS Number: 13240-18-1 Harmonized Tariff Code:  2935.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

  • Nickel sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick, 99.99% …

    Alfa Aesar

    Purity: 99.99% (metals basis) CAS Number: 7440-02-0 Harmonized Tariff Code:  7506.10 Hazard Statements: H372-H351-H317 Causes damage to organs through prolonged or repeated exposure. Suspected of causing cancer. May cause an allergic skin reaction. Precautionary Statements: …

  • N-Acetyl-D-proline, 98%

    Alfa Aesar

  • N-Ethylisopropylamine, 98%

    Alfa Aesar

    Synonym(s): N-Isopropylethylamine Formula: C5H13N Formula weight: 87.17 Purity: 98% CAS Number: 19961-27-4 UN Number: UN2733 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2921.19 Hazard Statements: H225-H314-H318 Highly flammable liquid and vapour. Causes…

  • Nickel slug, 3.175mm (0.125in) dia x 6.35mm (0.25in) length, Puratronic r, 99…

    Alfa Aesar

    Purity: 99.995% (metals basis) CAS Number: 7440-02-0 Harmonized Tariff Code:  7505.11 Hazard Statements: H372-H351-H317 Causes damage to organs through prolonged or repeated exposure. Suspected of causing cancer. May cause an allergic skin reaction. Precautionary Statements: …

  • Nickel rod, 12.7mm (0.5in) dia, annealed, 99.5% (metals basis)

    Alfa Aesar

    Purity: 99.5% (metals basis) CAS Number: 7440-02-0 Harmonized Tariff Code:  7505.11 Hazard Statements: H372-H351-H317 Causes damage to organs through prolonged or repeated exposure. Suspected of causing cancer. May cause an allergic skin reaction. Precautionary Statements: …

  • 4-n-Pentylbenzoyl chloride, 98%

    Alfa Aesar

    Synonym(s): 4-n-Amylbenzoyl chloride Formula: C12H15ClO Formula weight: 210.71 Purity: 98% CAS Number: 49763-65-7 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.…

  • N-Acetylethanolamine, 90+%

    Alfa Aesar

    Synonym(s): 2-Acetamidoethanol, N-(2-Hydroxyethyl)acetamide Formula: C4H9NO2 Formula weight: 103.12 Purity: 90+% CAS Number: 142-26-7 Harmonized Tariff Code:  2924.19 Hazard Statements: H318 Causes serious eye damage. Precautionary Statements: P280-P305+P351+P338-P310 Wear…

  • Niobium(V) oxide, 99.5% (metals basis)

    Alfa Aesar

    Synonym(s): Niobium pentoxide Formula: Nb2O5 Formula weight: 265.81 Purity: 99.5% (metals basis) CAS Number: 1313-96-8 Harmonized Tariff Code:  2825.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Nitric acid, 65-70%, 99.9999% (metals basis)

    Alfa Aesar

    Formula: HNO3 Formula weight: 63.01 Purity: 99.9999% (metals basis) CAS Number: 7697-37-2 UN Number: UN2031 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2808.00 Hazard Statements: H314-H272 Causes severe skin burns and eye damage. May intensify fire;…

  • N-Boc-D-tert-leucine, 95%

    Alfa Aesar

    Synonym(s): Boc-D-Tle-OH, Boc-D-^a-tert-butylglycine Formula: C11H21NO4 Formula weight: 231.29 Purity: 95% CAS Number: 124655-17-0 Harmonized Tariff Code:  2924.19

  • N-Fmoc-L-^b-homoproline, 95%

    Alfa Aesar

    Synonym(s): (S)-2-(1-Fmoc-2-pyrrolidinyl)acetic acid, Fmoc-beta-Homopro-OH Formula: C21H21NO4 Formula weight: 351.40 Purity: 95% CAS Number: 19

  • Nickel(II) phthalocyanine

    Alfa Aesar

    Formula: Ni(C32H16N8) Formula weight: 571.24 CAS Number: 14055-02-8 Harmonized Tariff Code:  2933.99 Hazard Statements: H301-H311-H350-H332 Toxic if swallowed. Toxic in contact with skin. May cause cancer. Harmful if inhaled. Precautionary Statements: …

  • 1-Naphthyl acetate, 99%

    Alfa Aesar

    Synonym(s): Acetic acid 1-naphthyl ester Formula: C12H10O2 Formula weight: 186.21 Purity: 99% CAS Number: 830-81-9 Harmonized Tariff Code:  2915.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Neodymium powder, -40 mesh, 99.9% (REO)

    Alfa Aesar

    Purity: 99.9% (REO) CAS Number: 7440-00-8 UN Number: UN3089 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code:  2805.30 Hazard Statements: H228-H260 Flammable solid. In contact with water releases flammable gases which may ignite spontaneously. Precautionary…

  • NP-40 permeating solution in TBS (10X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • Nitronium tetrafluoroborate, 90%

    Alfa Aesar

    Formula: BF4NO2 Formula weight: 132.81 Purity: 90% CAS Number: 13826-86-3 UN Number: UN3260 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2826.90 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. Precautionary…

  • N-Arachidonoyldopamine, 98%

    Alfa Aesar

  • N-(1-Naphthyl)-4-nitrobenzenesulfonamide, 97%

    Alfa Aesar

    Formula: C16H12N2O4S Formula weight: 328.34 Purity: 97% Harmonized Tariff Code:  2935.00 Risk Phrases: 36/37/38 Irritating to eyes, respi

  • Nitrocellulose stripping buffer (10X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00

  • N-(2-Chloro-4-iodophenyl)-2-fluorobenzamide, 97%

    Alfa Aesar

    Formula: C13H8ClFINO Formula weight: 375.57 Purity: 97% CAS Number: 433316-37-1 Harmonized Tariff Code:  2924.29 Risk Phrases:

  • N-(4-Chloro-3-nitrophenyl)benzenesulfonamide, 97%

    Alfa Aesar

    Formula: C12H9ClN2O4S Formula weight: 312.72 Purity: 97% Harmonized Tariff Code:  2935.00 Risk Phrases: 36/37/38 Irritating to eyes, resp

  • N^a,N^e-Di-Boc-L-lysine 4-nitrophenyl ester, 98%

    Alfa Aesar

    Synonym(s): Boc-Lys(Boc)-ONp, (S)-4-Nitrophenyl 2,6-bis(Boc-amino)hexanoate Formula: C22H33N3O8 Formula weight: 467.51 Purity: 98% CAS Number: 2592-19-0 Harmonized Tariff Code:  2924.29

  • N-Acetyl-S-trityl-L-cysteine, 95%

    Alfa Aesar

  • Niobium(IV) oxide, 99+% (metals basis)

    Alfa Aesar

    Formula: NbO2 Formula weight: 124.91 Purity: 99+% (metals basis) CAS Number: 12034-59-2 Harmonized Tariff Code:  2825.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 5-Nonanol, 98%

    Alfa Aesar

    Synonym(s): Di-n-butyl carbinol Formula: C9H20O Formula weight: 144.26 Purity: 98% CAS Number: 623-93-8 Harmonized Tariff Code:  2905.19

  • Nickel rod, 12mm (0.47in) dia, Puratronic r, 99.995% (metals basis)

    Alfa Aesar

    Purity: 99.995% (metals basis) CAS Number: 7440-02-0 Harmonized Tariff Code:  7505.11 Hazard Statements: H372-H351-H317 Causes damage to organs through prolonged or repeated exposure. Suspected of causing cancer. May cause an allergic skin reaction. Precautionary Statements: …

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