Alfa Aesar

Reagents, O, Alfa Aesar

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  • Orcein, for analysis

    Alfa Aesar

    CAS Number: 1400-62-0 Harmonized Tariff Code:  2934.99 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do not eat, drink or smoke when using this product. IF SWALLOWED: Immediately call a POISON…

  • 1H-[1,2,4]Oxadiazolo[4,3-a]-quinoxalin-1-one, 99+%

    Alfa Aesar

    Synonym(s): ODQ Formula: C9H5N3O2 Formula weight: 187.15 Purity: 99+% CAS Number: 41443-28-1 Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • (^+)-2-Octanol, 98%

    Alfa Aesar

    Synonym(s): n-Hexyl methyl carbinol Formula: C8H18O Formula weight: 130.23 Purity: 98% CAS Number: 123-96-6 Harmonized Tariff Code:  2905.16 Hazard Statements: H319-H227 Causes serious eye irritation. Combustible liquid. Precautionary Statements: P261-P305+P351+P338 Avoid…

  • Oleic acid, tech. 90%

    Alfa Aesar

    Synonym(s): cis-9-Octadecenoic acid Formula: C18H34O2 Formula weight: 282.47 Purity: tech. 90% CAS Number: 112-80-1 Harmonized Tariff Code:  2916.15 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …

  • 1-Octene, 97+%

    Alfa Aesar

    Synonym(s): Caprylene, Octylene Formula: C8H16 Formula weight: 112.22 Purity: 97+% CAS Number: 111-66-0 UN Number: UN3295 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.29 Hazard Statements: H225-H304-H315 Highly flammable liquid and vapour. May be…

  • Oxalyl chloride, 98%

    Alfa Aesar

    Formula: C2Cl2O2 Formula weight: 126.93 Purity: 98% CAS Number: 79-37-8 UN Number: UN2927 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2917.19 Hazard Statements: H331-H314-H318-H302 Toxic if inhaled. Causes severe skin burns and eye damage. Causes serious…

  • Osmium, plasma standard solution, Specpure r, Os 1000µg/ml

    Alfa Aesar

    Formula: (NH4)2OsCl6 in 20 HCl UN Number: UN1789 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  3822.00 Hazard Statements: H314-H335 Causes severe skin burns and eye damage. May cause respiratory irritation. Precautionary Statements: …

  • O-Benzyl-D-tyrosine, 95%

    Alfa Aesar

  • 2-(4-n-Hexyloxyphenyl)-5-n-octylpyrimidine, 97%

    Alfa Aesar

    Formula: C24H36N2O Formula weight: 368.56 Purity: 97% CAS Number: 57202-48-9 Packing Group: n/a Harmonized Tariff Code:  2933.59

  • O-tert-Butyl-L-serine methyl ester hydrochloride, 98%

    Alfa Aesar

    Synonym(s): H-Ser(tBu)-OMe.HCl, (S)-Methyl 2-amino-3-(tert-butoxy)propionate hydrochloride Formula: C8H17NO3 HCl Formula weight: 211.69 Purity: 98% CAS Number: 17114-97-5 Harmonized Tariff Code:  2924.19

  • n-Octyl-^b-D-glucopyranoside, 98+%

    Alfa Aesar

    Synonym(s): n-Octyl-^b-D-glucoside, OGD Formula: C14H28O6 Formula weight: 292.37 Purity: 98+% CAS Number: 29836-26-8 Harmonized Tariff Code:  2940.00

  • Oxalyl chloride, 2M soln. in dichloromethane

    Alfa Aesar

    Formula: C2Cl2O2 Formula weight: 126.93 CAS Number: 79-37-8 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2917.19 Hazard Statements: H331-H314-H318-H351 Toxic if inhaled. Causes severe skin burns and eye damage. Causes serious eye damage.…

  • 2'-O-Methyladenosine, 99%

    Alfa Aesar

    Formula: C11H15N5O4 Formula weight: 281.27 Purity: 99% CAS Number: 2140-79-6 Harmonized Tariff Code:  2934.99

  • 5-O-tert-Butyldiphenylsilyl-2,3-O-isopropylidene-^a,^b-D-ribofuranose

    Alfa Aesar

    Formula: C24H32O5Si Formula weight: 428.60 CAS Number: 141607-35-4 Harmonized Tariff Code:  2932.99

  • 1-Octanol, 99%

    Alfa Aesar

    Synonym(s): Capryl alcohol, n-Octyl alcohol Formula: C8H18O Formula weight: 130.23 Purity: 99% CAS Number: 111-87-5 Harmonized Tariff Code:  2905.16 Hazard Statements: H315-H319-H227 Causes skin irritation. Causes serious eye irritation. Combustible liquid. Precautionary…

  • Oxytetracycline, 98+%

    Alfa Aesar

    Formula: C22H24N2O9 Formula weight: 460.43 Purity: 98+% CAS Number: 79-57-2 Harmonized Tariff Code:  2941.30

  • 1,2-O-Isopropylidene-^a-D-xylofuranose, 98%

    Alfa Aesar

    Synonym(s): 1,2-O-(1-Methylethylidene)-^a-D-xylofuranose, MAX Formula: C8H14O5 Formula weight: 190.19 Purity: 98% CAS Number: 20031-21-4 Harmonized Tariff Code:  2940.00

  • Di-n-octadecyl disulfide, 98%

    Alfa Aesar

    Synonym(s): n-Octadecyl disulfide Formula: CH3(CH2)17S-S(CH2)17CH3 Formula weight: 571.11 Purity: 98% CAS Number: 2500-88-1 Harmonized Tariff Code:  2930.90

  • Oxonic acid potassium salt

    Alfa Aesar

    Synonym(s): Allantoxanic acid potassium salt, Otercil potassium Formula: C4H2KN3O4 Formula weight: 195.18 CAS Number: 2207-75-2 Harmonized Tariff Code:  2933.69

  • o-Tolualdehyde, 98%, stab. with 0.1% hydroquinone

    Alfa Aesar

    Synonym(s): 2-Methylbenzaldehyde Formula: C8H8O Formula weight: 120.15 Purity: 98%, stab. with 0.1% hydroquinone CAS Number: 529-20-4 Harmonized Tariff Code:  2912.29 Hazard Statements: H301-H227-H315-H319-H335 Toxic if swallowed. Combustible liquid. Causes skin irritation.…

  • Oxanilide, 97%

    Alfa Aesar

    Synonym(s): N,N'-Diphenyloxamide, Oxalic acid dianilide Formula: C14H12N2O2 Formula weight: 240.26 Purity: 97% CAS Number: 620-81-5 Harmonized Tariff Code:  2924.29

  • O-Ethoxy-L-serine hydrochloride, 97%

    Alfa Aesar

    Synonym(s): (S)-2-Amino-3-ethoxypropionic acid hydrochloride Formula: C5H11NO3 HCl Formula weight: 169.61 Purity: 97% CAS Number: 4775-82-0

  • Oligomycin

    Alfa Aesar

    Formula: C45H74O11 Formula weight: 791.07 CAS Number: 1404-19-9 Harmonized Tariff Code:  2941.90

  • 1-Octylboronic acid, 97%

    Alfa Aesar

    Synonym(s): Caprylboronic acid, n-Octaneboronic acid Formula: CH3(CH2)7B(OH)2 Formula weight: 158.05 Purity: 97% CAS Number: 28741-08-4 Harmonized Tariff Code:  2931.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • trans-2-Octene, 97%

    Alfa Aesar

    Formula: C8H16 Formula weight: 112.22 Purity: 97% CAS Number: 13389-42-9 UN Number: UN3295 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.29 Hazard Statements: H225-H304 Highly flammable liquid and vapour. May be fatal if swallowed and enters airways. …

  • 3-Oxocyclobutanecarboxylic acid, 98%

    Alfa Aesar

  • n-Octyl L-2-pyrrolidinone-5-carboxylate, 98%

    Alfa Aesar

    Synonym(s): n-Octyl L-pyroglutamate, L-Pyroglutamic acid n-octyl ester Formula: C13H23NO3 Formula weight: 241.33 Purity: 98% CAS Number: 4931-70-8 Harmonized Tariff Code:  2933.79

  • 1,4-Oxazepan-5-one, 97%

    Alfa Aesar

    Synonym(s): 4-Oxacaprolactam, Tetrahydro-1,4-oxazepin-5(2H)-one Formula: C5H9NO2 Formula weight: 115.13 Purity: 97% CAS Number: 10341-26-1 Packing Group: III Harmonized Tariff Code:  2934.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye…

  • Oxamide, 98+%

    Alfa Aesar

    Synonym(s): Oxalic diamide Formula: C2H4N2O2 Formula weight: 88.07 Purity: 98+% CAS Number: 471-46-5 Harmonized Tariff Code:  2924.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Octamethylcyclotetrasiloxane, 98%

    Alfa Aesar

    Formula: C8H24O4Si4 Formula weight: 296.62 Purity: 98% CAS Number: 556-67-2 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2934.99 Hazard Statements: H226-H361 Flammable liquid and vapour. Suspected of damaging fertility or the unborn child. …

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