Heterocyclic Building Blocks

Alfa Aesar™ 1,4,7,10-Tetrakis(aminocarbonylmethyl)-1,4,7,10-tetraazacyclododecane

Chemical Name or Material: 1,4,7,10-Tetrakis(aminocarbonylmethyl)-1,4,7,10-tetraazacyclododecane CAS: 157599-02-5 Molecular Formula: C16H32N8O4 Formula Weight: 400.48 MDL Number: MFCD09263318 Synonym: DOTAM; Cyclen-N,N',N'',N'''-tetraacetamide 1,4,7,10-TETRAKIS(AMINOCARBONYLMETHYL)-1,4,7,10- 1

Inosine, 99%, ACROS Organics™

Chemical Name or Material: Inosine CAS: 58-63-9 Assay: ≥98.5% (on dry substance) Assay Percent Range: 99% Molecular Formula: C10H12N4O5 Formula Weight: 268.22 MDL Number: MFCD00066770 Synonym: Hypoxanthine ribonucleoside 25GR Inosine, 99%

1-Methyl-2-pyrrolidinone, 99+%, for spectroscopy, ACROS Organics™

Chemical Name or Material: 1-Methyl-2-pyrrolidinone Name Note: 99+% CAS: 872-50-4 Purity Grade: For spectroscopy Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: C5H9NO Formula Weight: 99.13 MDL Number: MFCD00003193 Synonym: NMP, N-Methylpyrrolidone 2.5LT 1-Methyl-2-pyrrolidinone, 99+%, for spectroscopy

HEPES sodium salt, 99%, ACROS Organics™

Chemical Name or Material: HEPES sodium salt Name Note: 99% CAS: 75277-39-3 Assay: ≥98.5% (on anhydrous substance) Assay Percent Range: 99% Molecular Formula: C8H17N2NaO4S Formula Weight: 260.27 MDL Number: MFCD00036463 Synonym: 2-[4-(2-Hydroxyethyl)-1-piperazine]ethanesulfonic acid sodium salt 1KG HEPES sodium salt, 99%

Propidium iodide, 95%, Acros Organics

Chemical Name or Material: Propidium iodide Assay Percent Range: 95% Molecular Formula: C27H34I2N4 Formula Weight: 668.39 1GR Propidium iodide, 95%

5-Fluoro-2-hydroxypyridine, 97%, ACROS Organics™

Chemical Name or Material: 5-Fluoro-2-hydroxypyridine CAS: 51173-05-8 CAS Min %: 96.0 CAS Max %: 100.0 Assay: 97% Assay Percent Range: 97% Molecular Formula: C5H4FNO Formula Weight: 113.09 MDL Number: MFCD03092918 25GR 5-Fluoro-2-hydroxypyridine, 97%

3-Thienylmagnesium iodide, 0.3M solution in THF, AcroSeal™, ACROS Organics™

50ML 3-Thienylmagnesium iodide, 0.3M solution in THF, AcroSeal

6-Amino-3-methyl-1,3-benzoxazol-2(3H)-one, 90%, ACROS Organics™

Chemical Name or Material: 6-Amino-3-methyl-1, 3-benzoxazol-2(3H)-one CAS: 99584-10-8 CAS Min %: 88.0 CAS Max %: 100.0 Assay: ≥88.0% Assay Percent Range: 90% Molecular Formula: C8H8N2O2 Formula Weight: 164.17 MDL Number: MFCD07801206 5GR 6-Amino-3-methyl-1,3-benzoxazol-2(3H)-one, 90%

Alfa Aesar™ N-Phenylmaleimide, 98+%

Chemical Name or Material: N-Phenylmaleimide CAS: 941-69-5 Molecular Formula: C10H7NO2 Formula Weight: 173.17 MDL Number: MFCD00005502 UN Number: UN2811 Beilstein: 125098 Merck Index: 14,7299 Synonym: 1-Phenyl-1H-pyrrole-2,5-dione N-PHENYLMALEIMIDE, 98+% 100G

Diethyl pyrazole-3,5-dicarboxylate, 99%, ACROS Organics™

Chemical Name or Material: Diethyl pyrazole-3,5-dicarboxylate Name Note: 99% CAS: 37687-24-4 Assay: 99% Assay Percent Range: 99% Molecular Formula: C9H12N2O4 Formula Weight: 212.21 MDL Number: MFCD00152167 1GR Diethyl pyrazole-3,5-dicarboxylate, 99%

4-Hydroxycarbazole, 98+%, ACROS Organics™

Chemical Name or Material: 4-Hydroxycarbazole CAS: 52602-39-8 CAS Min %: 98.0 CAS Max %: 100.0 Assay: ≥98.0% Assay Percent Range: 98+% Molecular Formula: C12H9NO Formula Weight: 183.21 MDL Number: MFCD02178385 5GR 4-Hydroxycarbazole, 98+%

Alfa Aesar™ (+)-DIOP, 98%

Chemical Name or Material: (+)-DIOP CAS: 37002-48-5 Molecular Formula: C31H32O2P2 Formula Weight: 498.55 MDL Number: MFCD00009760 Beilstein: 1630280 Synonym: (+)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane (+)-DIOP, 98% 1G

Alfa Aesar™ 5-(2-Fluorophenyl)-2-furoyl chloride

Chemical Name or Material: 5-(2-Fluorophenyl)-2-furoyl chloride CAS: 585566-00-3 Molecular Formula: C11H6ClFO2 Formula Weight: 224.62 MDL Number: MFCD02258009 UN Number: UN3261 Synonym: 5-(2-Fluorophenyl)furan-2-carbonyl chloride 5-(2-FLUOROPHENYL)FURAN-2-CARBONYL CHLORIDE5G

3-Amino-5-methylpyrazole, 97%, ACROS Organics™

Chemical Name or Material: 3-Amino-5-methylpyrazole Name Note: 97% CAS: 31230-17-8 CAS Min %: 96.0 CAS Max %: 100.0 Assay: 97% Assay Percent Range: 97% Molecular Formula: C4H7N3 Formula Weight: 97.12 MDL Number: MFCD00075180 Synonym: 5-Methyl-3-pyrazolamine 100GR 3-Amino-5-methylpyrazole, 97%

1,2,2,6,6-Pentamethyl-4-piperidinol, 99%, ACROS Organics™

Chemical Name or Material: 1,2,2,6,6-Pentamethyl-4-piperidinol Name Note: 99% CAS: 2403-89-6 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C10H21NO Formula Weight: 171.28 MDL Number: MFCD00191220 Synonym: N-Methyl-2,2,6,6-tetramethyl-4-piperidinol 5GR 1,2,2,6,6-Pentamethyl-4-piperidinol, 99%

Alfa Aesar™ 4-(2-Thiazolylcarbamoyl)benzeneboronic acid, 97+%

Chemical Name or Material: 4-(2-Thiazolylcarbamoyl)benzeneboronic acid CAS: 850568-26-2 Molecular Formula: C10H9BN2O3S Formula Weight: 248.06 MDL Number: MFCD06659877 Synonym: 4-(2-Thiazolylaminocarbonyl)phenylboronic acid 250MG 4-(2-Thiazolylcarbamoyl)benzeneboronic acid, 97+% 250mg

Alfa Aesar™ 3-(4-Morpholinyl)propiophenone hydrochloride, 98+%

Chemical Name or Material: 3-(4-Morpholinyl)propiophenone hydrochloride CAS: 1020-16-2 Molecular Formula: C13H17NO2·HCl Formula Weight: 255.76 MDL Number: MFCD00035332 Beilstein: 3723608 Synonym: 3-(4-Morpholino)propiophenone hydrochloride 3-(4-MORPHOLINO)PROPIOPHENONE HCLCHLORIDE,100G

1,3-Bis(2,4,6-trimethylphenyl)imidazolium chloride, 95%, ACROS Organics™

Chemical Name or Material: 1,3-Bis(2,4,6-trimethylphenyl)imidazolium chloride CAS: 141556-45-8 CAS Min %: 94.0 CAS Max %: 100.0 Assay: ≥94% Assay Percent Range: 95% Molecular Formula: C21H25ClN2 Formula Weight: 340.9 MDL Number: MFCD02684541 1GR 1,3-Bis(2,4,6-trimethylphenyl)imidazolium chloride, 95%

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

Chemical Name or Material: 4-Fluoro-3-(3-pyridylcarbamoyl)benzeneboronic acid Molecular Formula: C12H10BFN2O3 Formula Weight: 260.03 MDL Number: MFCD20265344 Synonym: 4-Fluoro-3-(3-pyridylcarbamoyl)phenylboronic acid 1GR 4-Fluoro-3-(3-pyridylcarbamoyl)benzeneboronicacid, 98% 1g

Alfa Aesar™ 5-Amino-2-methoxypyridine, 98%

Chemical Name or Material: 5-Amino-2-methoxypyridine CAS: 6628-77-9 Molecular Formula: C6H8N2O Formula Weight: 124.14 MDL Number: MFCD00006264 Synonym: 6-Methoxy-3-pyridinamine 5-AMINO-2-METHOXYPYRIDINE, 98% 5G

Alfa Aesar™ 3-Bromopyridine, 98+%

Chemical Name or Material: 3-Bromopyridine CAS: 626-55-1 Molecular Formula: C5H4BrN Formula Weight: 158 MDL Number: MFCD00006373 UN Number: UN2810 Beilstein: 105880 3-BROMOPYRIDINE, 98+% 100G

Alfa Aesar™ 4-(4-Morpholinylcarbonyl)benzeneboronic acid pinacol ester, 97%

Chemical Name or Material: 4-(4-Morpholinylcarbonyl)benzeneboronic acid pinacol ester CAS: 656239-38-2 Molecular Formula: C17H24BNO4 Formula Weight: 317.19 MDL Number: MFCD05863913 Synonym: 4-(Morpholine-4-carbonyl)phenylboronic acid pinacol ester; 4-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl]morpholine 4-(4-MORPHOLINYLCARBONYL) BENZENEBORONIC ACID PI-1

Alfa Aesar™ 6-Methyl-3(2H)-pyridazinone, 98%

Chemical Name or Material: 6-Methyl-3(2H)-pyridazinone CAS: 13327-27-0 Molecular Formula: C5H6N2O Formula Weight: 110.12 MDL Number: MFCD00039720 Beilstein: 109928 6-METHYLPYRIDAZIN-3(2H)-ONE, 98%25G

Alfa Aesar™ (R)-(-)-3-Amino-1-Boc-piperidine, 98%

Chemical Name or Material: (R)-(-)-3-Amino-1-Boc-piperidine CAS: 188111-79-7 Molecular Formula: C10H20N2O2 Formula Weight: 200.28 MDL Number: MFCD03094717 UN Number: UN2735 Synonym: (R)-Boc-3-piperidinamine; tert-Butyl (R)-3-aminopiperidine-1-carboxylate 5GR (R)-(-)-3-Amino-1-Boc-piperidine, 98% 5g

Alfa Aesar™ 2',6-Dihydroxyflavone, 97%

Chemical Name or Material: 2',6-Dihydroxyflavone CAS: 92439-20-8 Molecular Formula: C15H10O4 Formula Weight: 254.24 MDL Number: MFCD00017676 2',6-DIHYDROXYFLAVONE 5G

Alfa Aesar™ 4-Vinyl-1,3-dioxolan-2-one, 99%

Chemical Name or Material: 4-Vinyl-1,3-dioxolan-2-one CAS: 4427-96-7 Molecular Formula: C5H6O3 Formula Weight: 114.1 MDL Number: MFCD00143315 UN Number: UN2810 Synonym: Vinyl ethylene carbonate; VEC 50GR 4-Vinyl-1,3-dioxolan-2-one, 99% 50g

Alfa Aesar™ 2-Pyridineacetonitrile, 99%

Chemical Name or Material: 2-Pyridineacetonitrile CAS: 2739-97-1 Molecular Formula: C7H6N2 Formula Weight: 118.14 MDL Number: MFCD00006346 UN Number: UN3439 Beilstein: 111215 Synonym: 2-Pyridylacetonitrile PYRIDINE-2-ACETONITRILE, 97%,100G

Alfa Aesar™ 3-(3-Nitrophenyl)-1H-pyrazole, 97%

Chemical Name or Material: 3-(3-Nitrophenyl)-1H-pyrazole CAS: 59843-77-5 Molecular Formula: C9H7N3O2 Formula Weight: 189.18 MDL Number: MFCD00106146 2GR 3-(3-Nitrophenyl)-1H-pyrazole, 97% 2g

Alfa Aesar™ 4-Boc-2-methyl-2-(4-methylphenyl)morpholine, 96%

Chemical Name or Material: 4-Boc-2-methyl-2-(4-methylphenyl)morpholine Molecular Formula: C17H25NO3 Formula Weight: 291.4 MDL Number: MFCD08064235 Synonym: tert-Butyl 2-methyl-2-(p-tolyl)morpholine-4-carboxylate; 4-Boc-2-methyl-2-(p-tolyl)morpholine TERT-BUTYL 2-METHYL-2-(P-TOLYL)MORPHOLINE-4- 250MG

Alfa Aesar™ 2-Bromo-4-(trifluoromethyl)pyridine, 97%

Chemical Name or Material: 2-Bromo-4-(trifluoromethyl)pyridine CAS: 175205-81-9 Molecular Formula: C6H3BrF3N Formula Weight: 226 MDL Number: MFCD00153085 2-BROMO-4-(TRIFLUOROMETHYL)PYRIDINE, 97%5G

  spinner