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Our product line of metals and alloys range from aluminum to zirconium, featuring purities up to 99.9999%.

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Alfa Aesar™ Silicon carbide, beta-phase, nanopowder, 95% min

Chemical Name or Material: Silicon carbide CAS: 409-21-2 Name Note: beta-phase Molecular Formula: SiC Formula Weight: 40.1 MDL Number: MFCD00049531 Merck Index: 14,8492

Alfa Aesar™ Cinnamamide, predominantly trans, 97%

Chemical Name or Material: Cinnamamide CAS: 621-79-4 Name Note: predominantly trans Molecular Formula: C9H9NO Formula Weight: 147.18 MDL Number: MFCD00008033 Beilstein: 2040577 Synonym: 3-Phenylacrylamide

Alfa Aesar™ Methyl biphenyl-4-carboxylate, 98+%

Chemical Name or Material: Methyl biphenyl-4-carboxylate CAS: 720-75-2 Molecular Formula: C14H12O2 Formula Weight: 212.25 MDL Number: MFCD00017200 Beilstein: 1954046 Synonym: Biphenyl-4-carboxylic acid methyl ester; Methyl 4-phenylbenzoate

Alfa Aesar™ Neodymium powder, -200 mesh, 99.9% (REO)

Chemical Name or Material: Neodymium powder CAS: 7440-00-8 MDL Number: MFCD00011130 UN Number: UN1383

Tetraammineplatinum(II) nitrate, Premion®, 99.99% (metals basis), Alfa Aesar™

Chemical Name or Material: Tetraammineplatinum(II) nitrate CAS: 20634-12-2 Physical Form: Crystals Assay Percent Range: 99.99% (metals basis) Molecular Formula: H12N6O6Pt Formula Weight: 387.21 MDL Number: MFCD00011624

Alfa Aesar™ Gadolinium powder, -200 mesh, 99.9% (REO)

Chemical Name or Material: Gadolinium powder CAS: 7440-54-2 MDL Number: MFCD00011022 UN Number: UN3089

Alfa Aesar™ 2'-Deoxyadenosine monohydrate, 99%

Chemical Name or Material: 2'-Deoxyadenosine monohydrate CAS: 16373-93-6 Molecular Formula: C10H13N5O3·H2O Formula Weight: 269.26 (251.24 Anhydrous) MDL Number: MFCD00149364 Beilstein: 5191174 Synonym: Adenine deoxyriboside; 9-(2-Deoxy-beta-D-ribofuranosyl)adenine

Alfa Aesar™ Tetramethyl methylenediphosphonate, 98+%

Chemical Name or Material: Tetramethyl methylenediphosphonate CAS: 16001-93-7 Molecular Formula: C5H14O6P2 Formula Weight: 232.11 MDL Number: MFCD00014884 Beilstein: 1874756 Synonym: Methylenediphosphonic acid tetramethyl ester

Alfa Aesar™ 2-Phenylcyclohexanone, 98%

Chemical Name or Material: 2-Phenylcyclohexanone CAS: 1444-65-1 Molecular Formula: C12H14O Formula Weight: 174.24 MDL Number: MFCD00001629

Alfa Aesar™ Triethyloxonium tetrafluoroborate, 1.0M in dichloromethane

Chemical Name or Material: Triethyloxonium tetrafluoroborate CAS: 368-39-8 Molecular Formula: C6H15BF4O Linear Formula: (CH3CH2)3OBF4 Formula Weight: 189.99 MDL Number: MFCD00044423 UN Number: UN2922 Beilstein: 3598090

Alfa Aesar™ Vanillin, 99%

Chemical Name or Material: Vanillin CAS: 121-33-5 Molecular Formula: C8H8O3 Formula Weight: 152.15 MDL Number: MFCD00006942 Beilstein: 472792 Merck Index: 14,9932 Synonym: 4-Hydroxy-3-methoxybenzaldehyde

Alfa Aesar™ Cobalt sputtering target, 50.8mm (2.0 in.) dia. x 3.18mm (0.125 in.) thick, 99.95% (metals basis)

Chemical Name or Material: Cobalt sputtering target CAS: 7440-48-4 Name Note: 50.8mm (2.0 in.) dia. x 3.18mm (0.125 in.) thick MDL Number: MFCD00010935

Alfa Aesar™ 1-Boc-N-Fmoc-D-tryptophan, 98%

Chemical Name or Material: 1-Boc-N-Fmoc-D-tryptophan CAS: 163619-04-3 Molecular Formula: C31H30N2O6 Formula Weight: 526.59 MDL Number: MFCD00153367 Beilstein: 7062970 Synonym: Fmoc-D-Trp(Boc)-OH

n-Dodecane, ≥99%, Alfa Aesar™

Chemical Name or Material: n-Dodecane CAS: 112-40-3 Physical Form: Liquid Assay Percent Range: ≥99% Molecular Formula: CH3(CH2)10CH3 Formula Weight: 170.34

Alfa Aesar™ Lithium tert-butoxide, 99.9% (metals basis)

Chemical Name or Material: Lithium tert-butoxide CAS: 1907-33-1 Molecular Formula: C4H9LiO Linear Formula: (CH3)3COLi Formula Weight: 80.06 MDL Number: MFCD00050479 UN Number: UN3206 Beilstein: 3620018

Alfa Aesar™ 3,4-(Methylenedioxy)benzeneboronic acid, 98%

Chemical Name or Material: 3,4-(Methylenedioxy)benzeneboronic acid CAS: 94839-07-3 Molecular Formula: C7H7BO4 Formula Weight: 165.94 MDL Number: MFCD01009695 Beilstein: 5523347 Synonym: 1,3-Benzodioxole-5-boronic acid; 3,4-(Methylenedioxy)phenylboronic acid

Alfa Aesar™ 1,3-Diphenylacetone p-toluenesulfonylhydrazone, 99%

Chemical Name or Material: 1,3-Diphenylacetone p-toluenesulfonylhydrazone CAS: 19816-88-7 Molecular Formula: C22H22N2O2S Formula Weight: 378.49 MDL Number: MFCD00009645 Beilstein: 2225293 Synonym: Dibenzyl ketone tosyl hydrazone; 1,3-Diphenyl-2-propanone p-toluenesulfonylhydrazone

Alfa Aesar™ 4-Phenyl-1-butanol, 97%

Chemical Name or Material: 4-Phenyl-1-butanol CAS: 3360-41-6 Molecular Formula: C6H5(CH2)4OH Formula Weight: 150.22 MDL Number: MFCD00002971 Beilstein: 2042122

Alfa Aesar™ N-Benzyl-N-ethyl-3-methylaniline, 98%

Chemical Name or Material: N-Benzyl-N-ethyl-3-methylaniline CAS: 119-94-8 Formula Weight: 225.33 MDL Number: MFCD00025950 UN Number: UN2753 Beilstein: 5336067 Synonym: N-Benzyl-N-ethyl-m-toluidine

Titanium Rod, 6.4mm (0.25 in.) dia., 99.7% (Metals basis), Alfa Aesar™

Chemical Name or Material: Titanium CAS: 7440-32-6 Physical Form: Rod, 6.4mm (0.25 in.) dia. Assay Percent Range: 99.7% (Metals basis) MDL Number: MFCD00011264

Alfa Aesar™ Dysprosium powder, -200 mesh, 99.9% (REO)

Chemical Name or Material: Dysprosium powder CAS: 7429-91-6 MDL Number: MFCD00010982 UN Number: UN3089

Alfa Aesar™ Silver(I) oxide, Electrical Grade

Chemical Name or Material: Silver (I) oxide CAS: 20667-12-3 Purity Grade: Electrical Grade Molecular Formula: Ag2O Formula Weight: 231.74 MDL Number: MFCD00003404 UN Number: UN1479 Merck Index: 14,8521

Alfa Aesar™ Isonipecotamide, 98%

Chemical Name or Material: Isonipecotamide CAS: 39546-32-2 Molecular Formula: C6H12N2O Formula Weight: 128.18 MDL Number: MFCD00038012 Beilstein: 112554 Synonym: Hexahydroisonicotinamide; Piperidine-4-carboxamide

Alfa Aesar™ 1,3-Diphenyl-2-propyn-1-ol, tech. 90%

Chemical Name or Material: 1,3-Diphenyl-2-propyn-1-ol CAS: 1817-49-8 Purity Grade: Technical Grade Molecular Formula: C15H12O Formula Weight: 208.26 MDL Number: MFCD06654198 UN Number: UN3082 Synonym: 1,3-Diphenylpropargyl alcohol

Alfa Aesar™ Gadolinium sputtering target, 76.2mm dia x 3.18mm thick

Chemical Name or Material: Gadolinium sputtering target CAS: 7440-54-2 Name Note: 76.2mm dia. x 3.18mm thick MDL Number: MFCD00011022

Alfa Aesar™ Ethyl vinyl ether, 99%, stab.

Chemical Name or Material: Ethyl vinyl ether CAS: 109-92-2 Name Note: stabilized Molecular Formula: C4H8O Linear Formula: CH2=CHOCH2CH3 Formula Weight: 72.11 MDL Number: MFCD00009248 UN Number: UN1302 Beilstein: 605351 Synonym: Ethoxyethylene; Vinyl ethyl ether

Alfa Aesar™ Cobalt sputtering target, 50.8mm (2.0 in.) dia. x 6.35mm (0.250 in.) thick, 99.95% (metals basis)

Chemical Name or Material: Cobalt sputtering target CAS: 7440-48-4 Name Note: 50.8mm (2.0 in.) dia. x 6.35mm (0.250 in.) thick MDL Number: MFCD00010935

Alfa Aesar™ DL-Leucine, 99%

Chemical Name or Material: DL-Leucine CAS: 328-39-2 Molecular Formula: C6H13NO2 Formula Weight: 131.18 MDL Number: MFCD00063087 Beilstein: 636005 Merck Index: 14,5451 Synonym: (+/-)-2-Amino-4-methylpentanoic acid; H-DL-Leu-OH

Alfa Aesar™ Magnesium tetraborate, 99%

Chemical Name or Material: Magnesium tetraborate CAS: 12007-62-4 Molecular Formula: MgB4O7 Formula Weight: 179.54 MDL Number: MFCD02688001

Alfa Aesar™ 2-Methoxy-4-nitroaniline, 99%

Chemical Name or Material: 2-Methoxy-4-nitroaniline CAS: 97-52-9 Molecular Formula: C7H8N2O3 Formula Weight: 168.15 MDL Number: MFCD00007363 Beilstein: 879619 Synonym: 2-Amino-5-nitroanisole; 4-Nitro-o-anisidine

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Alfa Aesar, now part of Thermo Fisher Scientific, offers leading manufacturer and supplier services for research chemicals, metals and materials in a wide span of applications. 

For more than 50 years, scientists have relied on us to supply high-purity raw materials for a variety of research and development applications. Today we offer over 46,000 products in stock, in sizes from gram-scale catalog items to semi-bulk and bulk production quantities. 

With custom manufacturing capabilities to supply many more specialized items, we are a one-stop source for research chemicals, metals and materials.