Heterocyclic Building Blocks

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 250GR Inosine, 99%

(±)-Propylene oxide, 99.5%, extra pure, ACROS Organics™

Chemical Name or Material: (±)-Propylene oxide Name Note: Extra Pure CAS: 75-56-9 Purity Grade: Extra Pure Assay: 99.5% Assay Percent Range: 99.5% Molecular Formula: C3H6O Formula Weight: 58.08 MDL Number: MFCD00005126 Synonym: 1, 2-Epoxypropane, Methyloxirane 5ML (±)-Propylene oxide, 99.5%, extra pure

Alfa Aesar™ 3-Bromo-4-methylpyridine, 98%

Chemical Name or Material: 3-Bromo-4-methylpyridine CAS: 3430-22-6 Molecular Formula: C6H6BrN Formula Weight: 172.03 MDL Number: MFCD00082592 Beilstein: 878354 Synonym: 3-Bromo-4-picoline 3-BROMO-4-METHYLPYRIDINE, 98%,1G

Alfa Aesar™ Ethyl 4-formylpyrrole-2-carboxylate, 96%

Chemical Name or Material: Ethyl 4-formylpyrrole-2-carboxylate CAS: 7126-57-0 Molecular Formula: C8H9NO3 Formula Weight: 167.16 MDL Number: MFCD04122505 Beilstein: 473842 Synonym: 4-Formylpyrrole-2-carboxylic acid ethyl ester 1GR Ethyl 4-formylpyrrole-2-carboxylate, 96% 1g

3-Methylindole 98%, ACROS Organics™

Chemical Name or Material: 3-Methylindole Name Note: 98% CAS: 83-34-1 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C9H9N Formula Weight: 131.18 MDL Number: MFCD00005627 Synonym: Skatole 10GR 3-Methylindole, 98%

Alfa Aesar™ N-(4,6-Dimethyl-2-pyridyl)thiourea, 97%

Chemical Name or Material: N-(4,6-Dimethyl-2-pyridyl)thiourea CAS: 49600-35-3 Molecular Formula: C8H11N3S Formula Weight: 181.25 MDL Number: MFCD15525456 250MG N-(4,6-Dimethyl-2-pyridyl)thiourea, 97% 250mg

3-Bromo-2-chloropyridine, 98%, Acros Organics™

Chemical Name or Material: 3-Bromo-2-chloropyridine CAS: 52200-48-3 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 97% Molecular Formula: C5H3BrClN Formula Weight: 192.44 5GR 3-Bromo-2-chloropyridine, 98%

Alfa Aesar™ 1-(2-Bromophenylsulfonyl)-4-methylpiperidine, 97%

Chemical Name or Material: 1-(2-Bromophenylsulfonyl)-4-methylpiperidine Molecular Formula: C12H16BrNO2S Formula Weight: 318.23 MDL Number: MFCD12515238 250MG 1-(2-Bromophenylsulfonyl)-4-methylpiperidine, 97% 250mg

Piperazine-2-one, 95%, ACROS Organics™

Chemical Name or Material: Piperazine-2-one CAS: 5625-67-2 Assay: ≥94% Assay Percent Range: 95% Molecular Formula: C4H8N2O Formula Weight: 100.12 MDL Number: MFCD01318687 1GR Piperazine-2-one, 95%

1-(2-Aminoethyl)piperazine 99%, ACROS Organics™

Chemical Name or Material: 1-(2-Aminoethyl)piperazine Name Note: 99% CAS: 140-31-8 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C6H15N3 Formula Weight: 129.2 MDL Number: MFCD00005971 Synonym: AEP 100GR 1-(2-Aminoethyl)piperazine, 99%

Alfa Aesar™ Ethyl 3-(4-amino-5-bromo-3-pyridyl)acrylate, 96%

Chemical Name or Material: Ethyl 3-(4-amino-5-bromo-3-pyridyl)acrylate CAS: 912760-87-3 Molecular Formula: C10H11BrN2O2 Formula Weight: 271.12 MDL Number: MFCD07781150 Synonym: 3-(4-Amino-5-bromo-3-pyridyl)acrylic acid ethyl ester ETHYL 3-(4-AMINO-5-BROMOPYRIDIN-3-YL)ACRYLATE1G

Alfa Aesar™ 3,3'-Di-n-propylthiacarbocyanine iodide, 96%

Chemical Name or Material: 3,3'-Di-n-propylthiacarbocyanine iodide CAS: 53336-12-2 Molecular Formula: C23H25N2S2I Formula Weight: 520.5 MDL Number: MFCD00013340 250MG 3,3'-Di-n-propylthiacarbocyanine iodide, 96% 250mg

Alfa Aesar™ 5-Phenyl-2-furoyl chloride

Chemical Name or Material: 5-Phenyl-2-furoyl chloride CAS: 57489-93-7 Molecular Formula: C11H7ClO2 Formula Weight: 206.63 MDL Number: MFCD02258033 UN Number: UN3261 Synonym: 5-Phenylfuran-2-carbonyl chloride 5-PHENYLFURAN-2-CARBONYL CHLORIDE5G

Alfa Aesar™ 2,3-Dihydro-6-phenylimidazo[2,1-b]thiazole-5-carboxaldehyde, 97%

Chemical Name or Material: 2,3-Dihydro-6-phenylimidazo[2,1-b]thiazole-5-carboxaldehyde CAS: 75224-64-5 Molecular Formula: C12H10N2OS Formula Weight: 230.29 MDL Number: MFCD00268936 Synonym: 6-Phenyl-2,3-dihydroimidazo[2,1-b]thiazole-5-carboxaldehyde 6-PHENYL-2,3-DIHYDROIMIDAZO(2,1-B)THIAZOLE-5-CARB-

Alfa Aesar™ 1,4-Benzodioxane-6-sulfonyl chloride

Chemical Name or Material: 1,4-Benzodioxane-6-sulfonyl chloride CAS: 63758-12-3 Molecular Formula: C8H7ClO4S Formula Weight: 234.66 MDL Number: MFCD02677681 UN Number: UN3261 Synonym: 2,3-Dihydro-1,4-benzodioxine-6-sulfonyl chloride 1GR 1,4-Benzodioxane-6-sulfonyl chloride 1g

Milrinone, 97%, ACROS Organics™

Chemical Name or Material: Milrinone CAS: 78415-72-2 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C12H9N3O Formula Weight: 211.22 MDL Number: MFCD00133539 50MG Milrinone, 97%

Alfa Aesar™ 2-Aminothiazole-4-carboxylic acid, 98%

Chemical Name or Material: 2-Aminothiazole-4-carboxylic acid CAS: 40283-41-8 Formula Weight: 144.15 MDL Number: MFCD00859429 Beilstein: 118866 25GR 2-Aminothiazole-4-carboxylic acid, 98% 25g

Alfa Aesar™ 5-Methoxybenzofuroxan, 97%

Chemical Name or Material: 5-Methoxybenzofuroxan CAS: 7791-49-3 Molecular Formula: C7H6N2O3 Formula Weight: 166.14 MDL Number: MFCD00068052 Beilstein: 643053 Synonym: 5-Methoxybenzofurazan-1-oxide 5-METHOXYBENZOFURAZAN-1-OXIDE, 98%,5G

Alfa Aesar™ Benzo[c]cinnoline N-oxide, 95%

Chemical Name or Material: Benzo[c]cinnoline N-oxide CAS: 6141-98-6 Molecular Formula: C12H8N2O Formula Weight: 196.21 MDL Number: MFCD00014475 Beilstein: 8732 BENZO(C)CINNOLINE-N-OXIDE,98+%,1G

Alfa Aesar™ 2-Fluoro-4-(1-pyrrolidinylcarbonyl)benzeneboronic acid, 97%

Chemical Name or Material: 2-Fluoro-4-(1-pyrrolidinylcarbonyl)benzeneboronic acid Molecular Formula: C11H13BFNO3 Formula Weight: 237.04 MDL Number: MFCD16036548 250MG 2-Fluoro-4-(1-pyrrolidinylcarbonyl)benzeneboronic acid, 97% 250mg

Alfa Aesar™ 2-Amino-6-fluorobenzothiazole, 99%

Chemical Name or Material: 2-Amino-6-fluorobenzothiazole CAS: 348-40-3 Molecular Formula: C7H5FN2S Formula Weight: 168.19 MDL Number: MFCD00013336 Synonym: 6-Fluoro-2-benzothiazolamine 2-AMINO-6-FLUOROBENZOTHIAZOLE, 99%,5G

Alfa Aesar™ 2-Amino-3-fluoro-5-(trifluoromethyl)pyridine, 97%

Chemical Name or Material: 2-Amino-3-fluoro-5-(trifluoromethyl)pyridine CAS: 852062-17-0 Molecular Formula: C6H4F4N2 Formula Weight: 180.1 MDL Number: MFCD10699117 UN Number: UN2811 1GR 2-Amino-3-fluoro-5-(trifluoromethyl)pyridine,97% 1g

5,5-Diphenylhydantoin, 99+%, ACROS Organics™

Chemical Name or Material: 5, 5-Diphenylhydantoin Name Note: 99+% CAS: 57-41-0 CAS Min %: 99.0 CAS Max %: 100.0 Assay: ≥99.0% (on dry substance) Assay Percent Range: 99+% Molecular Formula: C15H12N2O2 Formula Weight: 252.27 MDL Number: MFCD00005264 Synonym: Phenytoin 500GR 5,5-Diphenylhydantoin, 99+%

Alfa Aesar™ 2-Thiopheneethanol, 98%

Chemical Name or Material: 2-Thiopheneethanol CAS: 5402-55-1 Molecular Formula: C6H8OS Formula Weight: 128.19 MDL Number: MFCD00005462 Beilstein: 106985 Synonym: 2-(2-Hydroxyethyl)thiophene; 2-(2-Thienyl)ethanol 2-(2-THIENYL)ETHANOL, 98% 25G

Alfa Aesar™ (4-Imidazolyl)acetonitrile, 97%

Chemical Name or Material: (4-Imidazolyl)acetonitrile CAS: 18502-05-1 Molecular Formula: C5H5N3 Formula Weight: 107.11 MDL Number: MFCD00070306 UN Number: UN3439 Synonym: 4-(Cyanomethyl)imidazole 1GR (4-Imidazolyl)acetonitrile, 97% 1g

Alfa Aesar™ N-Benzyl-2-chloro-N-methylpyridine-4-carboxamide, 95%

Chemical Name or Material: N-Benzyl-2-chloro-N-methylpyridine-4-carboxamide CAS: 1019383-96-0 Molecular Formula: C14H13ClN2O Formula Weight: 260.72 MDL Number: MFCD11522878 Synonym: N-Benzyl-2-chloro-N-methylisonicotinamide 1GR N-Benzyl-2-chloro-N-methylpyridine-4-carboxamide, 95% 1g

Alfa Aesar™ 3-Fluoro-4-iodopyridine, 98%

Chemical Name or Material: 3-Fluoro-4-iodopyridine CAS: 22282-75-3 Molecular Formula: C5H3FIN Formula Weight: 222.99 MDL Number: MFCD03092927 3-FLUORO-4-IODOPYRIDINE5G

Alfa Aesar™ Isoquinoline-5-carboxaldehyde, 97%

Chemical Name or Material: Isoquinoline-5-carboxaldehyde CAS: 80278-67-7 Molecular Formula: C10H7NO Formula Weight: 157.17 MDL Number: MFCD03412483 Beilstein: 112875 ISOQUINOLINE-5-CARBOXALDEHYDE, 97%,1G

Alfa Aesar™ 2,4-Dioxo-1,2,3,4-tetrahydroquinazoline-6-sulfonyl chloride, 97%

Chemical Name or Material: 2,4-Dioxo-1,2,3,4-tetrahydroquinazoline-6-sulfonyl chloride CAS: 56044-12-3 Molecular Formula: C8H5ClN2O4S Formula Weight: 259.97 MDL Number: MFCD07186482 UN Number: UN3261 1GR 2,4-Dioxo-1,2,3,4-tetrahydroquinazoline-6-sulfonyl chloride, 97% 1g

Alfa Aesar™ 2-Methyl-2-imidazoline, 97+%

Chemical Name or Material: 2-Methyl-2-imidazoline CAS: 534-26-9 Molecular Formula: C4H8N2 Formula Weight: 84.12 MDL Number: MFCD00051490 Beilstein: 104225 Merck Index: 14,5635 Synonym: Lysidine 2-METHYL-2-IMIDAZOLINE, 95%,100G

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