Heterocyclic Building Blocks

Alfa Aesar™ 6,9-Dichloro-2-methoxyacridine, 98%

Chemical Name or Material: 6,9-Dichloro-2-methoxyacridine CAS: 86-38-4 Molecular Formula: C14H9Cl2NO Formula Weight: 278.14 MDL Number: MFCD00005028 Beilstein: 226309 Synonym: 3,9-Dichloro-7-methoxyacridine

Alfa Aesar™ 8-Ethoxyquinoline-5-sulfonic acid monohydrate, 99%

Chemical Name or Material: 8-Ethoxyquinoline-5-sulfonic acid monohydrate CAS: 15301-40-3 Molecular Formula: C11H11NO4S·H2O Formula Weight: 271.29 (253.28 Anhydrous) MDL Number: MFCD00065059 Beilstein: 225878

Alfa Aesar™ 6-Methylquinazoline-2,4(1H,3H)-dione, 97%

Chemical Name or Material: 6-Methylquinazoline-2,4(1H,3H)-dione CAS: 62484-16-6 Formula Weight: 176.17 MDL Number: MFCD00831482

4-Pyrazolecarboxylic acid, 97%, ACROS Organics™

Chemical Name or Material: 4-Pyrazolecarboxylic acid CAS: 37718-11-9 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C4H4N2O2 Formula Weight: 112.09 MDL Number: MFCD00011558

Alfa Aesar™ 3-Methoxypiperidine hydrochloride

Chemical Name or Material: 3-Methoxypiperidine hydrochloride CAS: 688809-94-1 Molecular Formula: C6H13NO·HCl Formula Weight: 151.64 MDL Number: MFCD06800959

Alfa Aesar™ Potassium 3-(4-morpholinylcarbonyl)phenyltrifluoroborate

Chemical Name or Material: Potassium 3-(4-morpholinylcarbonyl)phenyltrifluoroborate Molecular Formula: C11H12BF3KNO2 Formula Weight: 297.12 MDL Number: MFCD11977713

Dimethyle2,6-pyridinedicarboxylate, 99%, ACROS Organics™

Chemical Name or Material: Dimethyl 2, 6-pyridinedicarboxylate Assay Percent Range: 99% Molecular Formula: C9H9NO4 Formula Weight: 195.17 MDL Number: MFCD00134493

tert-Butyl 4-(2-chloroethyl)piperazine-1-carboxylate, 97%, ACROS Organics™

Chemical Name or Material: tert-Butyl 4-(2-chloroethyl)piperazine-1-carboxylate Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C11H21ClN2O2 Formula Weight: 248.76

Alfa Aesar™ 1-Boc-pyrrolidine-3-carboxamide, 96%

Chemical Name or Material: 1-Boc-pyrrolidine-3-carboxamide CAS: 122684-34-8 Molecular Formula: C10H18N2O3 Formula Weight: 214.27 MDL Number: MFCD04116210 Synonym: tert-Butyl 3-(aminocarbonyl)pyrrolidine-1-carboxylate

Alfa Aesar™ Ethyl 5-methylindole-2-carboxylate, 99%

Chemical Name or Material: Ethyl 5-methylindole-2-carboxylate CAS: 16382-15-3 Molecular Formula: C12H13NO2 Formula Weight: 203.24 MDL Number: MFCD00022703 Beilstein: 159437 Synonym: 5-Methylindole-2-carboxylic acid ethyl ester

(R)-(-)-N-BOC-3-pyrrolidinol, 98%, ACROS Organics™

Chemical Name or Material: (R)-(-)-N-BOC-3-pyrrolidinol CAS: 109431-87-0 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C9H17NO3 Formula Weight: 187.24 MDL Number: MFCD01317838 Synonym: (R)-(-)-N-(tert-Butoxycarbonyl)-3-pyrrolidinol

Alfa Aesar™ 5-Amino-2-bromo-3-methylpyridine, 98%

Chemical Name or Material: 5-Amino-2-bromo-3-methylpyridine CAS: 38186-83-3 Formula Weight: 187.04 MDL Number: MFCD03095085 UN Number: UN2811 Beilstein: 471832 Synonym: 5-Amino-2-bromo-3-picoline

Alfa Aesar™ 5-Chloro-7-methylisatin, 97%

Chemical Name or Material: 5-Chloro-7-methylisatin CAS: 14389-06-1 Molecular Formula: C9H6ClNO2 Formula Weight: 195.61 MDL Number: MFCD00047218 Beilstein: 153061

3-Pyridylacetonitrile, 98%, ACROS Organics™

Chemical Name or Material: 3-Pyridylacetonitrile CAS: 6443-85-2 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% (GC) Assay Percent Range: 98% Molecular Formula: C7H6N2 Linear Formula: (C5H4N)CH2Cidentical toN Formula Weight: 118.14 Synonym: 3-Pyridineacetonitrile

Alfa Aesar™ 1-Boc-piperazine, 99%

Chemical Name or Material: 1-Boc-piperazine CAS: 57260-71-6 Molecular Formula: C9H18N2O2 Formula Weight: 186.26 MDL Number: MFCD00075265 Beilstein: 879985 Synonym: 1-(tert-Butoxycarbonyl)piperazine; tert-Butyl 1-piperazinecarboxylate

Alfa Aesar™ 3-Bromothiophene-2-carboxamide, 99%

Chemical Name or Material: 3-Bromothiophene-2-carboxamide CAS: 78031-18-2 Molecular Formula: C5H4BrNOS Formula Weight: 206.06 MDL Number: MFCD00173835 Beilstein: 4937660

Indole-5-carboxaldehyde, +98%, ACROS Organics™

Chemical Name or Material: Indole-5-carboxaldehyde CAS: 1196-69-6 Assay: ≥98.0% Assay Percent Range: 98+% Molecular Formula: C9H7NO Formula Weight: 145.16 MDL Number: MFCD02093664

Alfa Aesar™ 2-Chloromethyl-1,4-benzodioxane, 97%

Chemical Name or Material: 2-Chloromethyl-1,4-benzodioxane CAS: 2164-33-2 Molecular Formula: C9H9ClO2 Formula Weight: 184.62 MDL Number: MFCD00014666 Beilstein: 150153

Acriflavine neutral, 13.3-15.8% chlorine, ACROS Organics™

Chemical Name or Material: Acriflavine neutral Assay: 13.3 to 15.8% (chlorine) (on dried substance) Formula Weight: 469.03 MDL Number: MFCD00064307 Synonym: 3, 6-Diamino-10-methylacridinium chloride

Alfa Aesar™ 2-Chloro-6-methoxypyridine, 98%

Chemical Name or Material: 2-Chloro-6-methoxypyridine CAS: 17228-64-7 Molecular Formula: C6H6ClNO Formula Weight: 143.57 MDL Number: MFCD00006265 Beilstein: 1364500

2-Mercaptoimidazole, 98%, ACROS Organics™

Chemical Name or Material: 2-Mercaptoimidazole CAS: 872-35-5 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C3H4N2S Formula Weight: 100.14 MDL Number: MFCD00005188 Synonym: 2-Imidazolethiol

2,4,6-Triaminopyrimidine, 97%, ACROS Organics™

Chemical Name or Material: 2, 4, 6-Triaminopyrimidine Name Note: 97% CAS: 1004-38-2 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C4H7N5 Formula Weight: 125.13 MDL Number: MFCD00006100

Alfa Aesar™ Bis(2-thiophenemethyl)amine hydrochloride, 99%

Chemical Name or Material: Bis(2-thiophenemethyl)amine hydrochloride CAS: 336624-10-3 Molecular Formula: C10H11NS2·HCl Formula Weight: 245.8 MDL Number: MFCD01812493 Synonym: Di-2-thenylamine hydrochloride

Alfa Aesar™ 2-Methyl-1,3-dithiolane, 99%

Chemical Name or Material: 2-Methyl-1,3-dithiolane CAS: 5616-51-3 Molecular Formula: C4H8S2 Formula Weight: 120.23 MDL Number: MFCD01729666

Alfa Aesar™ 1-[3,5-Bis(trifluoromethyl)phenyl]pyrrole, 97%

Chemical Name or Material: 1-[3,5-Bis(trifluoromethyl)phenyl]pyrrole CAS: 175136-60-4 Molecular Formula: C12H7F6N Formula Weight: 279.19 MDL Number: MFCD00053048

Alfa Aesar™ 2-Bromobenzothiazole, 99%

Chemical Name or Material: 2-Bromobenzothiazole CAS: 2516-40-7 Formula Weight: 214.08 MDL Number: MFCD02681887

Alfa Aesar™ 3-Iodo-2-isopropoxypyridine, 99%

Chemical Name or Material: 3-Iodo-2-isopropoxypyridine CAS: 766557-61-3 Molecular Formula: C8H10INO Formula Weight: 263.08 MDL Number: MFCD06659009

Alfa Aesar™ Isoquinoline-1-carbonitrile, 99%

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

Alfa Aesar™ 2,3-Dimethylquinoxaline, 97%

Chemical Name or Material: 2,3-Dimethylquinoxaline CAS: 2379-55-7 Molecular Formula: C10H10N2 Formula Weight: 158.2 MDL Number: MFCD00006728 Beilstein: 114832

Alfa Aesar™ 2-Hydroxy-3-nitro-5-(trifluoromethyl)pyridine, 97%

Chemical Name or Material: 2-Hydroxy-3-nitro-5-(trifluoromethyl)pyridine CAS: 33252-64-1 Formula Weight: 208.09 MDL Number: MFCD00153193 UN Number: UN2811 Synonym: 3-Nitro-5-(trifluoromethyl)-2-pyridinol

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