Heterocyclic Building Blocks
Alfa Aesar™ Tetrachlorophthalic anhydride, 98%
Chemical Name or Material: Tetrachlorophthalic anhydride CAS: 117-08-8 Molecular Formula: C8Cl4O3 Formula Weight: 285.9 MDL Number: MFCD00005920 UN Number: UN3077 Beilstein: 211560 TETRACHLOROPHTHALIC ANHYDRIDE, 98%,2500G
Alfa Aesar™ 2-Ethyl-5-methylthiophene, 99%
Chemical Name or Material: 2-Ethyl-5-methylthiophene CAS: 40323-88-4 Molecular Formula: C7H10S Formula Weight: 126.22 MDL Number: MFCD00053128 UN Number: UN1993 2-ETHYL-5-METHYLTHIOPHENE,99%,1G
Alfa Aesar™ Ethyl 5-bromo-1-indoleacetate, 97%
Chemical Name or Material: Ethyl 5-bromo-1-indoleacetate CAS: 726174-45-4 Formula Weight: 282.13 MDL Number: MFCD11205770 Beilstein: 9195073 Synonym: 5-Bromo-1-indoleacetic acid ethyl ester 1GR Ethyl 5-bromo-1-indoleacetate, 97% 1g
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™ 2-(4-Methyl-5-thiazolyl)ethyl acetate, 98+%
Chemical Name or Material: 2-(4-Methyl-5-thiazolyl)ethyl acetate CAS: 656-53-1 Molecular Formula: C8H11NO2S Formula Weight: 185.24 MDL Number: MFCD00005338 Synonym: 5-(2-Acetoxyethyl)-4-methylthiazole; Sulfurol acetate 2-(4-METHYL-5-THIAZOLYL)ETHYL ACETATE, 98+%,25G
Alfa Aesar™ 4-[(3-Methyl-1-piperidinyl)sulfonyl]benzeneboronic acid, 97%
Chemical Name or Material: 4-[(3-Methyl-1-piperidinyl)sulfonyl]benzeneboronic acid Molecular Formula: C12H18BNO4S Formula Weight: 283.15 MDL Number: MFCD20265382 250MG 4-[(3-Methyl-1-piperidinyl)sulfonyl]benzeneboronic acid, 97% 250mg
Mercurochrome, 24-27% Mercury, ACROS Organics™
Chemical Name or Material: Mercurochrome Assay: 24 to 27% (Hg), 18 to 22.5% (Br2) Molecular Formula: C20H8Br2HgNa2O6 Formula Weight: 750.65 MDL Number: MFCD00013081 Synonym: 2, 7-Dibromo-4-hydroxymercurifluoresceine disodium salt 100GR Mercurochrome, 24-27% Mercury
6-Chloro-5-nitro-2-picoline, 98%, ACROS Organics™
Chemical Name or Material: 6-Chloro-5-nitro-2-picoline CAS: 56057-19-3 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C6H5ClN2O2 Formula Weight: 172.5 MDL Number: MFCD03085820 Synonym: 6-Chloro-2-methyl-5-nitropyridine 5GR 6-Chloro-5-nitro-2-picoline, 98%
Alfa Aesar™ 2-(1H-Tetrazol-5-yl)phenol, 97%
Chemical Name or Material: 2-(1H-Tetrazol-5-yl)phenol CAS: 51449-77-5 Molecular Formula: C7H6N4O Formula Weight: 162.16 MDL Number: MFCD09037787 Synonym: 5-(2-Hydroxyphenyl)-1H-tetrazole 2-(1H-TETRAZOL-5-YL)PHENO L, 97% 5G
Phenothiazine, 99%, ACROS Organics™
Chemical Name or Material: Phenothiazine CAS: 92-84-2 Assay: 99% Assay Percent Range: 99% Molecular Formula: C12H9NS Formula Weight: 199.28 MDL Number: MFCD00005015 1KG Phenothiazine, 99%
Alfa Aesar™ S-(1-Oxido-2-pyridyl)-N,N,N',N'-tetramethylthiuronium hexafluorophosphate, 98+%
Chemical Name or Material: S-(1-Oxido-2-pyridyl)-N,N,N',N'-tetramethylthiuronium hexafluorophosphate CAS: 212333-72-7 Molecular Formula: C10H16F6N3OPS Formula Weight: 371.28 MDL Number: MFCD05865266 Synonym: N,N,N',N'-Tetramethyl-S-(1-oxido-2-pyridyl)thiuronium hexafluorophosphate; HOTT 1GR S-(1-Oxido-2-pyridyl)-N,N,N',N'-tetramethylthiuronium hexafluorophosphate, 98+% 1g
Alfa Aesar™ 3,5,6,7-Tetrahydro-4H-cyclopenta[b]thieno[2,3-d]pyrimidin-4-one, 96%
Chemical Name or Material: 3,5,6,7-Tetrahydro-4H-cyclopenta[b]thieno[2,3-d]pyrimidin-4-one CAS: 14346-25-9 Molecular Formula: C9H8N2OS Formula Weight: 192.24 MDL Number: MFCD00464834 1GR 3,5,6,7-Tetrahydro-4H-cyclopenta[b]thieno[2,3-d]pyrimidin-4-one, 96% 1g
Alfa Aesar™ 2-Chloro-4,6-diphenyl-1,3,5-triazine, 97%
Chemical Name or Material: 2-Chloro-4,6-diphenyl-1,3,5-triazine CAS: 3842-55-5 Molecular Formula: C15H10ClN3 Formula Weight: 267.72 MDL Number: MFCD05738885 5GR 2-Chloro-4,6-diphenyl-1,3,5-triazine, 97% 5g
ethyle2-amino-4-thiazoleacetate, 99%, ACROS Organics™
Chemical Name or Material: Ethyl 2-amino-4-thiazoleacetate CAS: 53266-94-7 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C7H10N2O2S Formula Weight: 186.23 MDL Number: MFCD00005330 250GR Ethyl 2-amino-4-thiazoleacetate, 99%
Alfa Aesar™ 6-Hydroxy-2,8-dimercaptopurine, 98%
Chemical Name or Material: 6-Hydroxy-2,8-dimercaptopurine CAS: 15986-32-0 Molecular Formula: C5H4N4OS2 Formula Weight: 200.24 MDL Number: MFCD00047144 Synonym: 2,8-Dimercapto-6-hydroxypurine 2,8-DIMERCAPTO-6-HYDROXYPURINE, 98%,5G
Alfa Aesar™ 3-Amino-5-bromo-1-methyl-1H-indazole, 97%
Chemical Name or Material: 3-Amino-5-bromo-1-methyl-1H-indazole CAS: 1000018-06-3 Molecular Formula: C8H8BrN3 Formula Weight: 226.08 MDL Number: MFCD09864804 Synonym: 5-Bromo-1-methyl-1H-indazol-3-amine 250MG 3-Amino-5-bromo-1-methyl-1H-indazole, 97% 250mg
Alfa Aesar™ DL-beta-Prolinol, 97+%
Chemical Name or Material: DL-beta-Prolinol CAS: 5082-74-6 Molecular Formula: C5H11NO Formula Weight: 101.15 MDL Number: MFCD07773080 Beilstein: 1420904 Synonym: (+/-)-3-Pyrrolidinemethanol 1GR DL-¬b-Prolinol, 97+%
Alfa Aesar™ 4-Methylmorpholine N-oxide, 50% w/w aq. soln.
Chemical Name or Material: 4-Methylmorpholine N-oxide CAS: 7529-22-8 Name Note: w/w aq. soln. Molecular Formula: C5H11NO2 Formula Weight: 117.15 MDL Number: MFCD00005947 N-METHYL MORPHOLINE-N-OXIDE 50% W/W SOLN, ,1000G
Alfa Aesar™ Ethyl (3-methyl-2-quinoxalinyl)acetate, 98%
Chemical Name or Material: Ethyl (3-methyl-2-quinoxalinyl)acetate CAS: 22712-18-1 Molecular Formula: C13H14N2O2 Formula Weight: 230.27 MDL Number: MFCD01820707 1GR Ethyl (3-methyl-2-quinoxalinyl)acetate, 98% 1
Alfa Aesar™ 1-n-Butyl-6-chloro-2-((E)-2-[4-(dimethylamino)phenyl]ethenyl)benzo[cd]indolium tetrafluoroborate, 96%
500MG 1-n-Butyl-6-chloro-2-((E)-2-[4-(dimethylamino)phenyl]ethenyl)benzo[cd]indolium tetrafluorobora
Alfa Aesar™ (R)-(+)-Propylene oxide, 99%
Chemical Name or Material: (R)-(+)-Propylene oxide CAS: 15448-47-2 Molecular Formula: C3H6O Formula Weight: 58.08 MDL Number: MFCD00066211 UN Number: UN1280 Beilstein: 79764 Merck Index: 14,7856 Synonym: (R)-1,2-Epoxypropane; (R)-Methyloxirane R-(+)-PROPYLENE OXIDE, 99%5G
Alfa Aesar™ 1-Methylpiperidine-4-methanol, 97%
Chemical Name or Material: 1-Methylpiperidine-4-methanol CAS: 20691-89-8 Molecular Formula: C7H15NO Formula Weight: 129.2 MDL Number: MFCD03411903 1GR 1-Methylpiperidine-4-methanol, 97% 1g
N-Carbobenzyloxy-D-proline, 98%, ACROS Organics™
Chemical Name or Material: N-Carbobenzyloxy-D-proline CAS: 6404-31-5 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C13H15NO4 Formula Weight: 249.27 Synonym: N-CBZ-D-Proline 5GR N-Carbobenzyloxy-D-proline, 98%
Alfa Aesar™ 1,3-Bis[4-(4-pyridyl)-2-thiazolyl]benzene, 97%
Chemical Name or Material: 1,3-Bis[4-(4-pyridyl)-2-thiazolyl]benzene Molecular Formula: C22H14N4S2 Formula Weight: 398.49 MDL Number: MFCD22682999 5GR 1,3-Bis[4-(4-pyridyl)-2-thiazolyl]benzene, 97% 5g
Alfa Aesar™ 5-Bromo-3-iodo-2-hydroxypyridine, 97%
Chemical Name or Material: 5-Bromo-3-iodo-2-hydroxypyridine CAS: 381233-75-6 Molecular Formula: C5H3BrINO Formula Weight: 299.89 MDL Number: MFCD08688586 Synonym: 5-Bromo-3-iodo-2-pyridinol; 5-Bromo-3-iodo-2-pyridone 1GR 5-Bromo-3-iodo-2-hydroxypyridine, 97% 1g
4-(4-Nitrobenzyl)pyridine, 98%, ACROS Organics™
Chemical Name or Material: 4-(4-Nitrobenzyl)pyridine CAS: 1083-48-3 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C12H10N2O2 Linear Formula: (C5H4N)CH2C6H4NO2 Formula Weight: 214.22 MDL Number: MFCD00006445 50GR 4-(4-Nitrobenzyl)pyridine, 98%
Alfa Aesar™ 3-Amino-5-tert-butylisoxazole, 97%
Chemical Name or Material: 3-Amino-5-tert-butylisoxazole CAS: 55809-36-4 Molecular Formula: C7H12N2O Formula Weight: 140.19 MDL Number: MFCD00055620 Beilstein: 1100990 3-AMINO-5-TERT-BUTYLISOXAZOLE, 97%,25G
6-Methylnicotinic acid, 99%, ACROS Organics™
Chemical Name or Material: 6-Methylnicotinic acid CAS: 3222-47-7 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C7H7NO2 Formula Weight: 137.17 MDL Number: MFCD00006341 5GR 6-Methylnicotinic acid, 99%
Alfa Aesar™ 5-Formyl-4-methylthiophene-2-boronic acid 1,3-propanediol ester, 95%
Chemical Name or Material: 5-Formyl-4-methylthiophene-2-boronic acid 1,3-propanediol ester CAS: 374537-98-1 Molecular Formula: C9H11BO3S Formula Weight: 210.06 MDL Number: MFCD02093958 Synonym: 5-(1,3,2-Dioxaborinan-2-yl)-3-methylthiophene-2-carboxaldehyde; 2-(2-Formyl-3-methylthien-5-yl)-1,3,2-dioxaborinane 5-FORMYL-4-METHYLTHIOPHENE-2-BORONIC ACID 1,3-PRO,
5-Amino-3-phenylisoxazole, 97%, ACROS Organics™
Chemical Name or Material: 5-Amino-3-phenylisoxazole CAS: 4369-55-5 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C9H8N2O Formula Weight: 160.18 MDL Number: MFCD00464114 5GR 5-Amino-3-phenylisoxazole, 97%
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