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Alfa Aesar™ Manganese(II) chloride, ultra dry, 99.998% (metals basis)

Chemical Name or Material: Manganese(II) chloride CAS: 7773-01-5 Name Note: Ultra dry Linear Formula: MnCl2 Formula Weight: 125.84g/mol MDL Number: MFCD00011114 UN Number: UN3288 Merck Index: 14,5728

Alfa Aesar™ Potassium bromide, ultra dry, 99.9% (metals basis)

Chemical Name or Material: Potassium bromide CAS: 7758-02-3 Name Note: Ultra dry Formula Weight: 119.01g/mol MDL Number: MFCD00011358 Merck Index: 14,7618

Alfa Aesar™ Dimethyloxaloylglycine, 98%

Chemical Name or Material: Dimethyloxaloylglycine CAS: 89464-63-1 Formula Weight: 175.14g/mol MDL Number: MFCD05865098 Synonym: DMOG; N-(Methoxyoxoacetyl)glycine methyl ester

Indium Shots, 5mm (0.2 in.) & down, Puratronic™, 99.9999% (Metals basis), Alfa Aesar™

Chemical Name or Material: Indium CAS: 7440-74-6 Physical Form: Shots, 5mm (0.2 in.) & down Assay Percent Range: 99.9999% (Metals basis) MDL Number: MFCD00134048

Alfa Aesar™ D-myo-Inositol-2,4-bisphosphate sodium salt, 98%

Chemical Name or Material: D-myo-Inositol-2,4-bisphosphate sodium salt Formula Weight: 384.08g/mol MDL Number: MFCD18427940 Synonym: Ins(2,4)-P2 sodium salt; 2,4-IP2 sodium salt

Alfa Aesar™ 2-Chloro-4-nitropyridine N-oxide, 97%

Chemical Name or Material: 2-Chloro-4-nitropyridine N-oxide CAS: 14432-16-7 Molecular Formula: C5H3ClN2O3 Formula Weight: 174.54g/mol MDL Number: MFCD00955617 Beilstein: 145697

Alfa Aesar™ 6-(Trifluoromethyl)indole, 97%

Chemical Name or Material: 6-(Trifluoromethyl)indole CAS: 13544-43-9 Molecular Formula: C9H6F3N Formula Weight: 185.15g/mol MDL Number: MFCD00272316 Beilstein: 1242785

Tantalum(V) oxide, 99% (metal basis), Alfa Aesar™

Chemical Name or Material: Tantalum(V) oxide CAS: 1314-61-0 Physical Form: Powder Assay Percent Range: 99% (metals basis) Molecular Formula: Ta2O5 Formula Weight: 441.89g/mol MDL Number: MFCD00011254 Synonym: Tantalum pentoxide

Alfa Aesar™ Polyvinyl alcohol, 98-99% hydrolyzed, medium molecular weight

Chemical Name or Material: Polyvinyl alcohol CAS: 9002-89-5 Name Note: Medium molecular weight, Hydrolyzed MDL Number: MFCD00081922

Praseodymium(III, IV) oxide, 99.99% (REO), Alfa Aesar™ Reacton™

Chemical Name or Material: Praseodymium(III, IV) oxide CAS: 12037-29-5 Physical Form: Powder Assay Percent Range: 99.99% (REO) Molecular Formula: Pr6O11 Formula Weight: 1021.43g/mol MDL Number: MFCD00011178

Alfa Aesar™ Methyl indole-4-carboxylate, 99%

Chemical Name or Material: Methyl indole-4-carboxylate CAS: 39830-66-5 Molecular Formula: C10H9NO2 Formula Weight: 175.19g/mol MDL Number: MFCD00191222 Beilstein: 141826 Synonym: Indole-4-carboxylic acid methyl ester

Alfa Aesar™ 3-Chloro-2-fluoro-6-(trifluoromethyl)benzoic acid, 97%

Chemical Name or Material: 3-Chloro-2-fluoro-6-(trifluoromethyl)benzoic acid CAS: 186517-41-9 Molecular Formula: C8H3ClF4O2 Formula Weight: 242.56g/mol MDL Number: MFCD01631342

Lead(II) bromide, White powder, 99.999% (Metals basis), Alfa Aesar™

Chemical Name or Material: Lead(II) bromide CAS: 10031-22-8 Physical Form: White powder Assay Percent Range: 99.999% (Metals basis) Molecular Formula: Br2Pb Formula Weight: 367.01g/mol MDL Number: MFCD00011156

Alfa Aesar™ p-Phenetidine, 98%

Chemical Name or Material: p-Phenetidine CAS: 156-43-4 Molecular Formula: C8H11NO Formula Weight: 137.18g/mol MDL Number: MFCD00007865 UN Number: UN2311 Beilstein: 606666 Merck Index: 14,7228 Synonym: 4-Ethoxyaniline; 4-Aminophenetole

Alfa Aesar™ 4-(4-Acetoxyphenyl)-2-aminothiazole, 97%

Chemical Name or Material: 4-(4-Acetoxyphenyl)-2-aminothiazole Molecular Formula: C11H10N2O2S Formula Weight: 234.27g/mol MDL Number: MFCD06739847

Alfa Aesar™ Silicon(IV) acetate

Chemical Name or Material: Silicon(IV) acetate CAS: 562-90-3 Formula Weight: 264.27g/mol MDL Number: MFCD00026184 UN Number: UN3261 Merck Index: 14,8498 Synonym: Silicon tetraacetate

Alfa Aesar™ 2,3-Cyclopentenopyridine, 99%

Chemical Name or Material: 2,3-Cyclopentenopyridine CAS: 533-37-9 Molecular Formula: C8H9N Formula Weight: 119.17g/mol MDL Number: MFCD00005933 Synonym: 7-Azaindane; 6,7-Dihydro-5H-cyclopenta[b]pyridine

Alfa Aesar™ 3-Indoxyl phosphate disodium salt

Chemical Name or Material: 3-Indoxyl phosphate disodium salt CAS: 3318-43-2 Molecular Formula: C8H6NNa2O4P Formula Weight: 257.09g/mol MDL Number: MFCD00040646 Synonym: Disodium 3-indoxyl phosphate

Alfa Aesar™ Pyridine-3-boronic acid 1,3-propanediol ester, 98+%

Chemical Name or Material: Pyridine-3-boronic acid 1,3-propanediol ester CAS: 131534-65-1 Molecular Formula: C8H10BNO2 Formula Weight: 162.98g/mol MDL Number: MFCD01075749 Beilstein: 6138748 Synonym: 2-(3-Pyridyl)-1,3,2-dioxaborinane

Tantalum(V) oxide, 99% (metals basis), Alfa Aesar™

Chemical Name or Material: Tantalum(V) oxide CAS: 1314-61-0 Molecular Formula: Ta2O5 Formula Weight: 441.89g/mol MDL Number: MFCD00011254 Merck Index: 14,9056 Synonym: Tantalum pentoxide

Alfa Aesar™ 1,5-Diaminoanthraquinone, 97%

Chemical Name or Material: 1,5-Diaminoanthraquinone CAS: 129-44-2 Molecular Formula: C14H10N2O2 Formula Weight: 238.25g/mol MDL Number: MFCD00001226 Synonym: Smoke Red F

Boron plasma standard solution, Alfa Aesar™, Specpure™

Chemical Name or Material: Boron Name Note: plasma standard solution, B 1000μg/mL Physical Form: Liquid Molecular Formula: H3BO3 in H2O MDL Number: MFCD00134034

Alfa Aesar™ Praseodymium(III) chloride hydrate, REacton™, 99.9% (REO)

Chemical Name or Material: Praseodymium(III) chloride hydrate CAS: 19423-77-9 Purity Grade: Reacton™ Formula Weight: 247.27g/mol (Anhydrous) MDL Number: MFCD00149828 Merck Index: 14,7712

Alfa Aesar™ Indium ingot, polycrystalline, Puratronic™, 99.9995% (metals basis)

Chemical Name or Material: Indium ingot CAS: 7440-74-6 Purity Grade: Puratronic™ Formula Weight: 114.818g/mol MDL Number: MFCD00134048

Alfa Aesar™ TEA, 0.2M buffer soln., pH 7.5

Chemical Name or Material: TEA buffer soln. CAS: 102-71-6 MDL Number: MFCD00002855 Synonym: Triethanolamine buffer solution

Alfa Aesar™ Platinum(II) cyanide, 98+%

Chemical Name or Material: Platinum(II) cyanide CAS: 592-06-3 Molecular Formula: C2N2Pt Linear Formula: Pt(CN)2 Formula Weight: 247.13g/mol MDL Number: MFCD00016288 UN Number: UN1588

Erbium Pieces, 99.9% (REO), Alfa Aesar™

Chemical Name or Material: Erbium Name Note: Rare Earth Oxides Content CAS: 7440-52-0 Physical Form: Pieces Assay Percent Range: 99.9% (REO) MDL Number: MFCD00010987

Alfa Aesar™ Isoquinoline-1-carbonitrile, 99%

Chemical Name or Material: Isoquinoline-1-carbonitrile CAS: 1198-30-7 Molecular Formula: C10H6N2 Formula Weight: 154.17g/mol MDL Number: MFCD00134166 Beilstein: 119104 Synonym: 1-Cyanoisoquinoline

Alfa Aesar™ 4-Iodo-o-phenylenediamine, 95%

Chemical Name or Material: 4-Iodo-o-phenylenediamine CAS: 21304-38-1 Formula Weight: 234.04g/mol MDL Number: MFCD08669466 UN Number: UN2811 Beilstein: 2716284 Synonym: 4-Iodo-1,2-diaminobenzene

Alfa Aesar™ trans-4-Hydroxy-3-methoxycinnamic acid, 99%

Chemical Name or Material: trans-4-Hydroxy-3-methoxycinnamic acid CAS: 537-98-4 Molecular Formula: C10H10O4 Formula Weight: 194.19g/mol MDL Number: MFCD00004400 Beilstein: 1371483 Merck Index: 14,4062 Synonym: Ferulic acid


Special Offers

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.