Heterocyclic Building Blocks

Acridine orange, hydrochloride hydrate, ca. 80 % dye content, pure, ACROS Organics™

1GR Acridine Orange, hydrochloride hydrate, pure,ca. 80 % dye content

Pyridine, 99+%, ACS reagent, ACROS Organics™

Chemical Name or Material: Pyridine CAS: 110-86-1 Purity Grade: ACS Reagent Grade Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C5H5N Formula Weight: 79.1 MDL Number: MFCD00011732 500ML Pyridine, 99+%, ACS reagent

Bilirubin, 99%, ACROS Organics™

Chemical Name or Material: Bilirubin CAS: 635-65-4 CAS Min %: 98.5 CAS Max %: 100.0 Assay Percent Range: 99% Molecular Formula: C33H36N4O6 Formula Weight: 584.67 MDL Number: MFCD00005499 5GR Bilirubin, 99%

Pyridine, 99+%, Acros Organics™

Chemical Name or Material: Pyridine CAS: 110-86-1 Purity Grade: For analysis Assay: ≥99% Molecular Formula: C5H5N Formula Weight: 79.1 MDL Number: MFCD00011732 10LT Pyridine, for analysis

Alfa Aesar™ Pyridoxine hydrochloride, 99%

Chemical Name or Material: Pyridoxine hydrochloride CAS: 58-56-0 Molecular Formula: C8H11NO3·HCl Formula Weight: 205.64 MDL Number: MFCD00012807 Beilstein: 3632435 Merck Index: 14,7982 Synonym: Pyridoxol hydrochloride; Vitamin B6 hydrochloride PYRIDOXINE HYDROCHLORIDE, 98%,25G

2,6-Lutidine, 99%, ACROS Organics™

Chemical Name or Material: 2, 6-Lutidine Name Note: 99% CAS: 108-48-5 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C7H9N Formula Weight: 107.15 MDL Number: MFCD00006345 Synonym: 2, 6-Dimethylpyridine 1LT 2,6-Lutidine, 99%

8-Methoxypsoralen, 99%, ACROS Organics™

Chemical Name or Material: 8-Methoxypsoralen Name Note: 99% CAS: 298-81-7 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C12H8O4 Formula Weight: 216.19 MDL Number: MFCD00005009 Synonym: 8-MOP, Methoxsalen 5GR 8-Methoxypsoralen, 99%

Azur eosin methylene-blue, pure, solution according to Giemsa, ACROS Organics™

Chemical Name or Material: Azur eosin methylene-blue CAS: 51811-82-6 CAS: 67-56-1 Purity Grade: Pure MDL Number: MFCD00081642 100ML Azur eosin methylene-blue, pure, solution according to Giemsa

Allyl Glycidyl Ether, 99+%, ACROS Organics™

Chemical Name or Material: Allyl glycidyl ether Name Note: 99+% CAS: 106-92-3 CAS Min %: 99.0 CAS Max %: 100.0 Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C6H10O2 Formula Weight: 114.14 MDL Number: MFCD00005143 Synonym: 1-Allyloxy-2, 3-epoxypropane 2.5KG Allyl glycidyl ether, 99+%

2-Imidazolidinethione, Paraffinic Oil Coated Powder 98%, ACROS Organics™

Chemical Name or Material: 2-Imidazolidinethione Name Note: 98% CAS: 96-45-7 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C3H6N2S Formula Weight: 102.15 MDL Number: MFCD00005276 Synonym: Ethylenethiourea, Imidazoline-2-thiol 1KG 2-Imidazolidinethione, 98%

MES hydrate, 99+%, Acros Organics™

Chemical Name or Material: MES hydrate Name Note: 99% CAS: 1266615-59-1 Purity Grade: For biochemistry Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C6H13NO4S·xH2O Formula Weight: 195.23 MDL Number: MFCD00149409 Synonym: 4-Morpholinoethanesulfonic acid hydrate, MES 25GR MES hydrate, 99+%, for biochemistry

Alfa Aesar™ Lithium 4,5-dicyano-2-(trifluoromethyl)imidazole, 95%

Chemical Name or Material: Lithium 4,5-dicyano-2-(trifluoromethyl)imidazole Molecular Formula: C6F3LiN4 Formula Weight: 192.03 MDL Number: MFCD18827480 Synonym: LiTDI 1GR Lithium 4,5-dicyano-2-(trifluoromethyl)imidazole, 95% 1g

Methyl Viologen hydrate, 98%, ACROS Organics™

Chemical Name or Material: Methyl Viologen hydrate Name Note: 98% CAS: 1910-42-5 Assay: 98% Assay Percent Range: 98% Molecular Formula: C12H14Cl2N2·xH2O Formula Weight: 257.15 MDL Number: MFCD00150001 Synonym: Paraquat, dichloride 5GR Methyl Viologen hydrate, 98%

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

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