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™ Ethyl imidazole-2-carboxylate, 97%

Chemical Name or Material: Ethyl imidazole-2-carboxylate CAS: 33543-78-1 Molecular Formula: C6H8N2O2 Formula Weight: 140.14 MDL Number: MFCD03426031 Beilstein: 115685 Synonym: Imidazole-2-carboxylic acid ethyl ester ETHYL IMIDAZOLE-2-CARBOXYLATE, 97%,1G

Alfa Aesar™ (S)-(+)-3-Aminopiperidine dihydrochloride, 98%

Chemical Name or Material: (S)-(+)-3-Aminopiperidine dihydrochloride CAS: 334618-07-4 Molecular Formula: C5H12N2·2HCl Formula Weight: 173.08 MDL Number: MFCD03427036 Synonym: (S)-3-Piperidinamine dihydrochloride (S)-(+)-3-AMINOPIPERIDINE DIHYDROCHLORIDE, 98% 1G

Alfa Aesar™ N-(5-Bromo-3-methyl-2-pyridyl)thiourea, 97%

Chemical Name or Material: N-(5-Bromo-3-methyl-2-pyridyl)thiourea Molecular Formula: C7H8BrN3S Formula Weight: 246.12 MDL Number: MFCD20921516 250MG N-(5-Bromo-3-methyl-2-pyridyl)thiourea, 97% 250mg

Alfa Aesar™ 3-(1-Boc-1,2,3,6-tetrahydro-4-pyridyl)-6-cyanoindole, 95%

Chemical Name or Material: 3-(1-Boc-1,2,3,6-tetrahydro-4-pyridyl)-6-cyanoindole Formula Weight: 323.39 MDL Number: MFCD28098702 UN Number: UN3439 Synonym: 1-Boc-4-(6-cyano-3-indolyl)-1,2,3,6-tetrahydropyridine; 3-(1-Boc-1,2,3,6-tetrahydro-4-pyridyl)indole-6-carbonitrile 1GR 3-(1-Boc-1,2,3,6-tetrahydro-4-pyridyl)-6-cyanoindole, 95% 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%

HEPES, 99%, for biochemistry, ACROS Organics™

Chemical Name or Material: HEPES CAS: 7365-45-9 Purity Grade: For biochemistry Assay: ≥98.5% (on dried substance) (Acid) Assay Percent Range: 99% Molecular Formula: C8H18N2O4S Formula Weight: 238.3 1KG HEPES, 99%, for biochemistry

Alfa Aesar™ 5-Methyl-4-phenyl-2-(2-pyridyl)thiazole, 97%

Chemical Name or Material: 5-Methyl-4-phenyl-2-(2-pyridyl)thiazole Molecular Formula: C15H12N2S Formula Weight: 252.33 MDL Number: MFCD16251563 5GR 5-Methyl-4-phenyl-2-(2-pyridyl)thiazole, 97%5g

Alfa Aesar™ 4-Hydroxy-2-methylindole, 97%

Chemical Name or Material: 4-Hydroxy-2-methylindole CAS: 35320-67-3 Molecular Formula: C9H9NO Formula Weight: 147.18 MDL Number: MFCD00152133 Synonym: 2-Methyl-4-indolol 1GR 4-Hydroxy-2-methylindole, 97% 1g

Alfa Aesar™ 4-(3-Methoxyphenyl)tetrahydropyran-4-carbonitrile, 97+%

Chemical Name or Material: 4-(3-Methoxyphenyl)tetrahydropyran-4-carbonitrile Molecular Formula: C13H15NO2 Formula Weight: 217.26 MDL Number: MFCD14607921 250MG 4-(3-Methoxyphenyl)tetrahydropyran-4-carbonitrile, 97+% 250mg

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 25GR 2,6-Pyridinedicarboxylic acid chloride, 97%

Alfa Aesar™ 5-Methyl-1,10-phenanthroline, 99%

Chemical Name or Material: 5-Methyl-1,10-phenanthroline CAS: 3002-78-6 Molecular Formula: C13H10N2 Formula Weight: 194.24 MDL Number: MFCD00004982 Beilstein: 143849 5-METHYL-1,10-PHENANTHROLINE, 99%,1G

cis-4-Hydroxy-D-proline, 99%, ACROS Organics™

Chemical Name or Material: cis-4-Hydroxy-D-proline CAS: 2584-71-6 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C5H9NO3 Formula Weight: 131.13 MDL Number: MFCD00005252 250MG cis-4-Hydroxy-D-proline, 99%

Alfa Aesar™ 1-(4-Nitrophenyl)piperidine, 97%

Chemical Name or Material: 1-(4-Nitrophenyl)piperidine CAS: 6574-15-8 Molecular Formula: C11H14N2O2 Formula Weight: 206.24 MDL Number: MFCD00023662 Synonym: 1-Nitro-4-(1-piperidinyl)benzene; 1-Nitro-4-(1-piperidinyl)benzene N-(4-NITROPHENYL)PIPERIDINE, 97%,5G

Alfa Aesar™ 5,5-Dimethylhydantoin, 97%

Chemical Name or Material: 5,5-Dimethylhydantoin CAS: 77-71-4 Molecular Formula: C5H8N2O2 Formula Weight: 128.13 MDL Number: MFCD00005266 Beilstein: 2827 5,5-DIMETHYLHYDANTOIN, 97%100G

Alfa Aesar™ Ethyl benzofuroxan-5-carboxylate, 97%

Chemical Name or Material: Ethyl benzofuroxan-5-carboxylate CAS: 17348-71-9 Molecular Formula: C9H8N2O3 Formula Weight: 208.18 MDL Number: MFCD00276595 Synonym: Benzofuroxan-5-carboxylic acid ethyl ester ETHYL BENZOFUROXAN-5-CARBOXYLATE, 97%,5G

Alfa Aesar™ 5-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole hydrochloride, 96%

Chemical Name or Material: 5-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole hydrochloride CAS: 84163-16-6 Molecular Formula: C12H13FN2O·HCl Formula Weight: 256.71 MDL Number: MFCD06200879 5GR 5-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole hydrochloride, 96% 5g

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 25GR 4-Piperazinoacetophenone, 94%

Alfa Aesar™ Ethyl 5-bromonicotinate, 98%

Chemical Name or Material: Ethyl 5-bromonicotinate CAS: 20986-40-7 Molecular Formula: C8H8BrNO2 Formula Weight: 230.07 MDL Number: MFCD00040366 Beilstein: 131473 Synonym: 5-Bromonicotinic acid ethyl ester; Ethyl 5-bromopyridine-3-carboxylate ETHYL 5-BROMONICOTINATE 5G

Alfa Aesar™ Ethyl 4-chloro-8-methoxyquinoline-3-carboxylate

Chemical Name or Material: Ethyl 4-chloro-8-methoxyquinoline-3-carboxylate CAS: 27568-05-4 Molecular Formula: C13H12ClNO3 Formula Weight: 265.7 MDL Number: MFCD00173395 Synonym: 4-Chloro-8-methoxyquinoline-3-carboxylic acid ethyl ester ETHYL 4-CHLORO-8-METHOXYQUINOLINE-3-CARBOXYLATE1G

Alfa Aesar™ 4-Nitrophthalimide, 98%

Chemical Name or Material: 4-Nitrophthalimide CAS: 89-40-7 Molecular Formula: C8H4N2O4 Formula Weight: 192.13 MDL Number: MFCD00005884 Beilstein: 180224 4-NITROPHTHALIMIDE, 98% 5G

Alfa Aesar™ 2,5-Bis(diethylamino)phenyl-1,3,4-oxadiazole, 98%

Chemical Name or Material: 2,5-Bis(diethylamino)phenyl-1,3,4-oxadiazole CAS: 1679-98-7 Molecular Formula: C22H28N4O Formula Weight: 364.49 MDL Number: MFCD00798595 Beilstein: 569499 2,5-BIS(DIETHYLAMINO)PHENYL-134-OXADIAZOLE,25G

Pyridine hydrochloride, 98%, pure, ACROS Organics™

Chemical Name or Material: Pyridine hydrochloride CAS: 628-13-7 Purity Grade: Pure Assay: ≥97.5% (Argentometry) Assay Percent Range: 98% Molecular Formula: C5H5N·ClH Formula Weight: 115.56 Synonym: Pyridinium chloride 2.5KG Pyridine hydrochloride, 98%, pure

Alfa Aesar™ 1-Allylimidazole, 99%

Chemical Name or Material: 1-Allylimidazole CAS: 31410-01-2 Molecular Formula: C6H8N2 Formula Weight: 108.14 MDL Number: MFCD00037894 UN Number: UN3267 Beilstein: 605953 1-ALLYLIMIDAZOLE, 99% 50G

Trithiocyanuric acid, 95%, ACROS Organics™

Chemical Name or Material: Trithiocyanuric acid CAS: 638-16-4 Assay: ≥94% Assay Percent Range: 95% Molecular Formula: C3H3N3S3 Formula Weight: 177.26 MDL Number: MFCD00006052 Synonym: s-Triazine-2, 4, 6-trithiol 5GR Trithiocyanuric acid, 95%

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 25ML Epichlorohydrin, 99%

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

Chemical Name or Material: 4-(2-Thiazolinylcarbamoyl)benzeneboronic acid CAS: 850568-30-8 Molecular Formula: C10H11BN2O3S Formula Weight: 250.08 MDL Number: MFCD06659881 Synonym: 4-[(4,5-Dihydrothiazol-2-yl)aminocarbonyl]phenylboronic acid 1GR 4-(2-Thiazolinylcarbamoyl)benzeneboronic acid, 97% 1g

Alfa Aesar™ 2-(3-Chlorophenyl)-5-methylbenzimidazole, 95%

Chemical Name or Material: 2-(3-Chlorophenyl)-5-methylbenzimidazole CAS: 392720-65-9 Formula Weight: 242.71 MDL Number: MFCD01836514 1GR 2-(3-Chlorophenyl)-5-methylbenzimidazole, 95% 1g

Alfa Aesar™ 1-Fmoc-piperidine-4-thiocarboxamide, 97%

Chemical Name or Material: 1-Fmoc-piperidine-4-thiocarboxamide Molecular Formula: C21H22N2O2S Formula Weight: 366.48 MDL Number: MFCD22988962 1GR 1-Fmoc-piperidine-4-thiocarboxamide, 97% 1g

2,6-Dichloronicotinic acid, 98+%, ACROS Organics™

Chemical Name or Material: 2, 6-Dichloronicotinic acid CAS: 38496-18-3 CAS Min %: 98.0 CAS Max %: 100.0 Assay: ≥98.0% Assay Percent Range: 98+% Molecular Formula: C6H3Cl2NO2 Formula Weight: 192 MDL Number: MFCD00075583 1GR 2,6-Dichloronicotinic acid, 98+%

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