Heterocyclic Building Blocks

(S)-(-)-Indoline-2-carboxylic acid, 98%, ACROS Organics™

Chemical Name or Material: (S)-(-)-Indoline-2-carboxylic acid Name Note: 98% CAS: 79815-20-6 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C9H9NO2 Formula Weight: 163.18 MDL Number: MFCD00070578 5GR (S)-(-)-Indoline-2-carboxylic acid, 98%

Alfa Aesar™ 1-Cyanomethyl-4,5-dicyano-2-(4-pyridyl)imidazole, 97%

Chemical Name or Material: 1-Cyanomethyl-4,5-dicyano-2-(4-pyridyl)imidazole Molecular Formula: C12H6N6 Formula Weight: 234.22 MDL Number: MFCD20265215 UN Number: UN3439 1GR 1-Cyanomethyl-4,5-dicyano-2-(4-pyridyl)imidazole, 97% 1g

2,5-Dimethylfuran, 99%, ACROS Organics™

Chemical Name or Material: 2, 5-Dimethylfuran Name Note: 99% CAS: 625-86-5 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C6H8O Formula Weight: 96.13 MDL Number: MFCD00003250 500ML 2,5-Dimethylfuran, 99%

Alfa Aesar™ 5-Bromonicotinamide, 98%

Chemical Name or Material: 5-Bromonicotinamide CAS: 28733-43-9 Molecular Formula: C6H5BrN2O Formula Weight: 201.03 MDL Number: MFCD00173919 Synonym: 5-Bromopyridine-3-carboxamide 5-BROMONICOTINAMIDE, 98% 25G

Alfa Aesar™ 5-Amino-7-azaindole, 97%

Chemical Name or Material: 5-Amino-7-azaindole CAS: 100960-07-4 Formula Weight: 133.15 MDL Number: MFCD06659683 Synonym: 5-Amino-1H-pyrrolo[2,3-b]pyridine 1GR 5-Amino-7-azaindole, 97%

Alfa Aesar™ 4-Amino-5-bromo-2-chloropyridine, 95%

Chemical Name or Material: 4-Amino-5-bromo-2-chloropyridine CAS: 857730-21-3 Molecular Formula: C5H4BrClN2 Formula Weight: 207.46 MDL Number: MFCD09037459 Synonym: 5-Bromo-2-chloro-4-pyridinamine 250MG 4-Amino-5-bromo-2-chloropyridine, 95% 250mg

Alfa Aesar™ 2-(Cyclopropylmethoxy)pyridine-3-carboxaldehyde, 97%

Chemical Name or Material: 2-(Cyclopropylmethoxy)pyridine-3-carboxaldehyde Molecular Formula: C10H11NO2 Formula Weight: 177.2 MDL Number: MFCD07781136 Synonym: 2-(Cyclopropylmethoxy)nicotinaldehyde 2-(CYCLOPROPYLMETHOXY)NICOTINALDEHYDE1G

Alfa Aesar™ 2-Acetyl-7-methoxybenzo[b]furan, 97%

Chemical Name or Material: 2-Acetyl-7-methoxybenzo[b]furan CAS: 43071-52-9 Molecular Formula: C11H10O3 Formula Weight: 190.2 MDL Number: MFCD00016911 2-ACETYL-7-METHOXYBENZOFURAN, 97%,5G

Alfa Aesar™ 4-(4-Piperidinyloxy)benzamide, 98%

Chemical Name or Material: 4-(4-Piperidinyloxy)benzamide CAS: 609781-30-8 Molecular Formula: C12H16N2O2 Formula Weight: 220.27 MDL Number: MFCD08061080 4-(PIPERIDIN-4-YLOXY)BENZAMIDE1G

Alfa Aesar™ Ethyl 2-(N-phthalimidooxy)-2-methylpropionate, 98%

Chemical Name or Material: Ethyl 2-(N-phthalimidooxy)-2-methylpropionate CAS: 40674-21-3 Formula Weight: 277.27 Synonym: Ethyl 2-(1,3-dioxo-1,3-dihydro-2-isoindolyloxy)-2-methylpropionate 1GR Ethyl 2-(N-phthalimidooxy)-2-methylpropionate, 98% 1g

Alfa Aesar™ 7-Bromo-3,4-dihydro-2H-1,4-benzothiazine, 97%

Chemical Name or Material: 7-Bromo-3,4-dihydro-2H-1,4-benzothiazine CAS: 193414-60-7 Molecular Formula: C8H8BrNS Formula Weight: 230.12 MDL Number: MFCD11847754 250MG 7-Bromo-3,4-dihydro-2H-1,4-benzothiazine, 97% 250mg

Alfa Aesar™ 2,4-Dimethoxypyrimidine, 98+%

Chemical Name or Material: 2,4-Dimethoxypyrimidine CAS: 3551-55-1 Molecular Formula: C6H8N2O2 Formula Weight: 140.14 MDL Number: MFCD00056028 2,4-DIMETHOXYPYRIMIDINE, 98+% 1G

2,6-Pyridinedicarboxylic acid chloride, 97%, ACROS Organics™

Chemical Name or Material: 2, 6-Pyridinedicarboxylic acid chloride CAS: 3739-94-4 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% (RCOCl) Assay Percent Range: 97% Molecular Formula: C7H3Cl2NO2 Linear Formula: (C5H3N)(COCl)2 Formula Weight: 204.01 MDL Number: MFCD00006289 Synonym: 2, 6-Pyridinedicarbonyl dichloride 100GR 2,6-Pyridinedicarboxylic acid chloride, 97%

Alfa Aesar™ 2-(1H-Pyrazol-3-yl)benzothiazole, 99%

Chemical Name or Material: 2-(1H-Pyrazol-3-yl)benzothiazole CAS: 256414-72-9 Molecular Formula: C10H7N3S Formula Weight: 201.25 MDL Number: MFCD01934517 2-(1H-PYRAZOL-3-YL)BENZOTHIAZOLE1G

Epichlorohydrin, 99%, ACROS Organics™

Chemical Name or Material: Epichlorohydrin Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C3H5ClO Formula Weight: 92.52 Synonym: 1-Chloro-2, 3-epoxypropane 1LT Epichlorohydrin, 99%

Alfa Aesar™ 1-(p-Toluenesulfonyl)imidazole, 98+%

Chemical Name or Material: 1-(p-Toluenesulfonyl)imidazole CAS: 2232-08-8 Molecular Formula: C10H10N2O2S Formula Weight: 222.26 MDL Number: MFCD00005285 Beilstein: 612451 Synonym: 1-Tosylimidazole 25GR 1-(p-Toluenesulfonyl)imidazole, 98+% 25g

4-Piperazinoacetophenone 94%, ACROS Organics™

Chemical Name or Material: 4-Piperazinoacetophenone Name Note: 94% CAS: 51639-48-6 CAS Min %: 92.0 CAS Max %: 100.0 Assay: ≥92% Assay Percent Range: 94% Molecular Formula: C12H16N2O Formula Weight: 204.27 MDL Number: MFCD00005962 5GR 4-Piperazinoacetophenone, 94%

Alfa Aesar™ 2-Methylindole, 98+%

Chemical Name or Material: 2-Methylindole CAS: 95-20-5 Molecular Formula: C9H9N Formula Weight: 131.18 MDL Number: MFCD00005616 Beilstein: 109781 2-METHYLINDOLE, 98+% 1000G

Alfa Aesar™ 1-(2-Pyridyl)piperazine, 99%

Chemical Name or Material: 1-(2-Pyridyl)piperazine CAS: 34803-66-2 Molecular Formula: C9H13N3 Formula Weight: 163.22 MDL Number: MFCD00006216 UN Number: UN2735 Beilstein: 140423 Synonym: 2-(1-Piperazinyl)pyridine 1-(2-PYRIDYL)PIPERAZINE, 99%,5G

Alfa Aesar™ 4-Bromopyridine-2-carboxylic acid, 97%

Chemical Name or Material: 4-Bromopyridine-2-carboxylic acid CAS: 30766-03-1 Molecular Formula: C6H4BrNO2 Formula Weight: 202.01 MDL Number: MFCD03426665 Beilstein: 471891 Synonym: 4-Bromopicolinic acid 25GR 4-Bromopyridine-2-carboxylic acid, 97% 25g

Alfa Aesar™ 4-Benzyl-4-hydroxypiperidine, 97%

Chemical Name or Material: 4-Benzyl-4-hydroxypiperidine CAS: 51135-96-7 Molecular Formula: C12H17NO Formula Weight: 191.27 MDL Number: MFCD00023147 Beilstein: 1451803 Synonym: 4-Benzyl-4-piperidinol 4-BENZYL-4-HYDROXYPIPERIDINE,25G

Alfa Aesar™ 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid, 98%

Chemical Name or Material: 4-Methyl-1,2,3-thiadiazole-5-carboxylic acid CAS: 18212-21-0 Molecular Formula: C4H4N2O2S Formula Weight: 144.15 MDL Number: MFCD00173830 4-METHYL-1,2,3-THIADIAZOLE-5-CARBOXYLIC ACID,100G

Alfa Aesar™ 4-[3-(Trifluromethyl)phenyl]tetrahydropyran-4-carbonitrile, 97+%

Chemical Name or Material: 4-[3-(Trifluromethyl)phenyl]tetrahydropyran-4-carbonitrile Molecular Formula: C13H12F3NO Formula Weight: 255.24 MDL Number: MFCD10690659 1GR 4-[3-(Trifluromethyl)phenyl]tetrahydropyran-4-carbonitrile, 97+% 1g

Alfa Aesar™ Ethyl 1-methylnipecotate, 96%

Chemical Name or Material: Ethyl 1-methylnipecotate CAS: 5166-67-6 Molecular Formula: C9H17NO2 Formula Weight: 171.24 MDL Number: MFCD00006496 Beilstein: 123259 Synonym: 1-Methylnipecotic acid ethyl ester; Ethyl 1-methylpiperidine-3-carboxylate 5GR Ethyl 1-methylnipecotate, 96% 5g

ethylenipecotate, 97%, ACROS Organics™

Chemical Name or Material: ethylenipecotate CAS: 5006-62-2 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C8H15NO2 Formula Weight: 157.21 MDL Number: MFCD00005991 Synonym: ethyle3-piperidinecarboxylate 25GR Ethyl nipecotate, 97%

Alfa Aesar™ 4-Methoxy-3-(1-piperidinylsulfonyl)benzeneboronic acid, 95%

Chemical Name or Material: 4-Methoxy-3-(1-piperidinylsulfonyl)benzeneboronic acid CAS: 874219-18-8 Molecular Formula: C12H18BNO5S Formula Weight: 299.15 MDL Number: MFCD08235037 1GR 4-Methoxy-3-(1-piperidinylsulfonyl)benzeneboronic acid, 95% 1g

Alfa Aesar™ 2-Cyano-5-fluoropyridine, 98+%

Chemical Name or Material: 2-Cyano-5-fluoropyridine CAS: 327056-62-2 Molecular Formula: C6H3FN2 Formula Weight: 122.1 MDL Number: MFCD08741371 Synonym: 5-Fluoropicolinonitrile; 5-Fluoropyridine-2-carbonitrile 2-CYANO-5-FLUOROPYRIDINE, 98+% 1G

Alfa Aesar™ Diethyl indole-2,6-dicarboxylate, 96%

Chemical Name or Material: Diethyl indole-2,6-dicarboxylate CAS: 107516-75-6 Molecular Formula: C14H15NO4 Formula Weight: 261.27 MDL Number: MFCD03411566 Synonym: Indole-2,6-dicarboxylic acid diethyl ester 250MG Diethyl indole-2,6-dicarboxylate, 96% 250mg

Alfa Aesar™ 4-(4-Bromophenyl)-2-(3,4-difluorophenyl)thiazole, 97%

Chemical Name or Material: 4-(4-Bromophenyl)-2-(3,4-difluorophenyl)thiazole Molecular Formula: C15H8BrF2NS Formula Weight: 352.19 MDL Number: MFCD22682960 10GR 4-(4-Bromophenyl)-2-(3,4-difluorophenyl)thiazole, 97% 10g

Alfa Aesar™ 2,2-Dimethyl-1,3-dioxan-5-one, tech. 90%

Chemical Name or Material: 2,2-Dimethyl-1,3-dioxan-5-one CAS: 74181-34-3 Purity Grade: Technical Grade Molecular Formula: C6H10O3 Formula Weight: 130.15 MDL Number: MFCD00671514 Beilstein: 3061933 2,2-DIMETHYL-1,3-DIOXAN-5 ONE, TECH. 90% 1G

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