Heterocyclic Building Blocks

Alfa Aesar™ Dichloroisocyanuric acid sodium salt, 97% (dry wt.), water <3%

Chemical Name or Material: Dichloroisocyanuric acid sodium salt CAS: 2893-78-9 Molecular Formula: C3Cl2N3NaO3 Formula Weight: 219.95 MDL Number: MFCD00006036 UN Number: UN2465 Beilstein: 4056155 Synonym: 1,3-Dichloro-6-hydroxy-1,3,5-triazine-2,4-dione sodium salt; Sodium dichloroisocyanurate DICHLOROISOCYANURIC ACID, SODIUM SALT, 98%,500G

4,6-Dihydroxy-2-mercaptopyrimidine, 98%, ACROS Organics™

Chemical Name or Material: 4, 6-Dihydroxy-2-mercaptopyrimidine Name Note: 98% CAS: 504-17-6 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% (Acid) Assay Percent Range: 98% Molecular Formula: C4H4N2O2S Formula Weight: 144.15 MDL Number: MFCD00006674 Synonym: 2-Thiobarbituric acid 100GR 4,6-Dihydroxy-2-mercaptopyrimidine, 98%

Alfa Aesar™ 1-Allyl-3-methylimidazolium chloride, 98%

Chemical Name or Material: 1-Allyl-3-methylimidazolium chloride CAS: 65039-10-3 Molecular Formula: C7H11ClN2 Formula Weight: 158.63 MDL Number: MFCD07784450 Synonym: AMIMCl 1-ALLYL-3-METHYLIMIDAZOLIUM CHLORIDE, 99% 5G

Eosin B, pure, high purity, biological stain, ACROS Organics™

Chemical Name or Material: Eosin B CAS: 548-24-3 Purity Grade: Pure Molecular Formula: C20H6Br2N2Na2O9 Formula Weight: 624.06 MDL Number: MFCD00005041 Synonym: 4', 5'-Dibromo-2', 7'-dinitrofluorescein, 4',5'-Dibromo-2',7'-dinitrofluorescein, disodium salt, Eosin Bluish 100GR Eosin B, pure, high purity, biological stain

Alfa Aesar™ 1,3-Dimethylimidazolium dimethyl phosphate, 98%

Chemical Name or Material: 1,3-Dimethylimidazolium dimethyl phosphate CAS: 654058-04-5 Molecular Formula: C7H15N2O4P Formula Weight: 222.18 MDL Number: MFCD08275369 1,3-DIMETHYLIMIDAZOLIUM D IMETHYLPHOSPHATE, 98% 5G

2-Thiophenecarbonitrile, 97%, ACROS Organics™

Chemical Name or Material: 2-Thiophenecarbonitrile Name Note: 97% CAS: 1003-31-2 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C5H3NS Formula Weight: 109.15 MDL Number: MFCD00005416 Synonym: 2-Cyanothiophene 250ML 2-Thiophenecarbonitrile, 97%

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™ 4-(2-Pyridylazo)resorcinol, 99%

Chemical Name or Material: 4-(2-Pyridylazo)resorcinol CAS: 1141-59-9 Molecular Formula: C11H9N3O2 Formula Weight: 215.21 MDL Number: MFCD00006256 Beilstein: 184665 Synonym: PAR 4-(2-PYRIDYLAZO)RESORCINOL99%,5G

Alfa Aesar™ 1,10-Phenanthroline, anhydrous, 99%

Chemical Name or Material: 1,10-Phenanthroline CAS: 66-71-7 Name Note: anhydrous Molecular Formula: C12H8N2 Formula Weight: 180.21 MDL Number: MFCD00011678 UN Number: UN2811 Beilstein: 126461 Merck Index: 14,7214 1,10-PHENANTHROLINE, ANHY DROUS, 99% 100G

Indole-2-carboxylic acid, 99%, ACROS Organics™

Chemical Name or Material: Indole-2-carboxylic acid Name Note: 99% CAS: 1477-50-5 Assay: 99% Assay Percent Range: 99% Molecular Formula: C9H7NO2 Formula Weight: 161.16 MDL Number: MFCD00005611 10GR Indole-2-carboxylic acid, 99%

(±)-Propylene oxide, 99.5%, extra pure, ACROS Organics™

Chemical Name or Material: (±)-Propylene oxide Name Note: Extra Pure CAS: 75-56-9 Purity Grade: Extra Pure Assay: 99.5% Assay Percent Range: 99.5% Molecular Formula: C3H6O Formula Weight: 58.08 MDL Number: MFCD00005126 Synonym: 1, 2-Epoxypropane, Methyloxirane 2.5LT (±)-Propylene oxide, 99.5%, extra pure

Alfa Aesar™ 2-Mercapto-5-methyl-1,3,4-thiadiazole, 99%

Chemical Name or Material: 2-Mercapto-5-methyl-1,3,4-thiadiazole CAS: 29490-19-5 Molecular Formula: C3H4N2S2 Formula Weight: 132.21 MDL Number: MFCD00038349 Beilstein: 606663 Synonym: 5-Methyl-1,3,4-thiadiazole-2-thiol 2-MERCAPTO-5-METHYL-1,3,4-THIADIAZOLE, 99%,250G

L-Prolinamide, 98%, ACROS Organics™

Chemical Name or Material: L-Prolinamide CAS: 7531-52-4 Assay: 98% Assay Percent Range: 98% Molecular Formula: C5H10N2O Formula Weight: 114.15 MDL Number: MFCD00005253 1GR L-Prolinamide, 98%

2',7'-Dichlorofluorescein, ACS reagent, ACROS Organics™

Chemical Name or Material: 2', 7'-Dichlorofluorescein CAS: 76-54-0 Purity Grade: ACS Reagent Grade Molecular Formula: C20H10Cl2O5 Formula Weight: 401.2 Synonym: 2',7'-Dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one 10GR 2',7'-Dichlorofluorescein, ACS reagent

L(-)-Tryptophan 99%, ACROS Organics™

Chemical Name or Material: L(-)-Tryptophan Name Note: 99% CAS: 73-22-3 Assay: 99% Assay Percent Range: 99% Molecular Formula: C11H12N2O2 Formula Weight: 204.23 MDL Number: MFCD00064340 Synonym: TRP 500GR L(-)-Tryptophan, 99%

Alfa Aesar™ 2-Hydrazino-4-(trifluoromethyl)pyrimidine, 97%

Chemical Name or Material: 2-Hydrazino-4-(trifluoromethyl)pyrimidine CAS: 197305-97-8 Molecular Formula: C5H5F3N4 Formula Weight: 178.12 MDL Number: MFCD00115112 UN Number: UN2811 1GR 2-Hydrazino-4-(trifluoromethyl)pyrimidine, 97% 1g

3-Thienylmagnesium iodide, 0.3M solution in THF, AcroSeal™, ACROS Organics™

50ML 3-Thienylmagnesium iodide, 0.3M solution in THF, AcroSeal

Alfa Aesar™ 3,5-Dichloro-4-pyridone, 98%

Chemical Name or Material: 3,5-Dichloro-4-pyridone CAS: 17228-70-5 Molecular Formula: C5H3Cl2NO Formula Weight: 163.99 MDL Number: MFCD00051673 Beilstein: 1524978 Synonym: 3,5-Dichloro-4-hydroxypyridine 3,5-DICHLORO-4-PYRIDONE, 98%,250G

ethyle2-methylnicotinate, 97%, ACROS Organics™

Chemical Name or Material: ethyle2-methylnicotinate CAS: 1721-26-2 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C9H11NO2 Formula Weight: 165.19 MDL Number: MFCD00006336 5GR Ethyl 2-methylnicotinate, 97%

Alfa Aesar™ D-Nipecotic acid, 96+%

Chemical Name or Material: D-Nipecotic acid CAS: 25137-00-2 Molecular Formula: C6H11NO2 Formula Weight: 129.16 MDL Number: MFCD01630787 Synonym: (R)-(-)-Piperidine-3-carboxylic acid; D-Nip-OH 25GR D-Nipecotic acid, 96+%

Alfa Aesar™ Ethyl indole-2-carboxylate, 98+%

Chemical Name or Material: Ethyl indole-2-carboxylate CAS: 3770-50-1 Molecular Formula: C11H11NO2 Formula Weight: 189.21 MDL Number: MFCD00005609 Beilstein: 146395 Synonym: Indole-2-carboxylic acid ethyl ester ETHYL INDOLE-2-CARBOXYLATE98+%,5G

Alfa Aesar™ 2-Chlorothionicotinamide, 97%

Chemical Name or Material: 2-Chlorothionicotinamide Molecular Formula: C6H5ClN2S Formula Weight: 172.63 MDL Number: MFCD16659867 Synonym: 2-Chloropyridine-3-thiocarboxamide 5GR 2-Chlorothionicotinamide, 97% 5g

Alfa Aesar™ 2-Acetyl-5-bromobenzo[b]furan, 99%

Chemical Name or Material: 2-Acetyl-5-bromobenzo[b]furan CAS: 38220-75-6 Molecular Formula: C10H7BrO2 Formula Weight: 239.07 MDL Number: MFCD00276737 2-ACETYL-5-BROMOBENZO(B)FURAN5G

Alfa Aesar™ 4-Benzyloxypyridine N-oxide, 98%

Chemical Name or Material: 4-Benzyloxypyridine N-oxide CAS: 2683-66-1 Molecular Formula: C12H11NO2 Formula Weight: 201.22 MDL Number: MFCD00047427 Beilstein: 165005 4-BENZYLOXYPYRIDINE N-OXIDE, 98%,5G

Alfa Aesar™ 2-(1-Piperazinyl)-N-(n-propyl)nicotinamide

Chemical Name or Material: 2-(1-Piperazinyl)-N-(n-propyl)nicotinamide Molecular Formula: C13H20N4O Formula Weight: 248.33 MDL Number: MFCD08064264 Synonym: 2-(1-Piperazino)-N-propylnicotinamide 2-PIPERAZIN-1-YL-N-PROPYLNICOTINAMIDE1G

Alfa Aesar™ 3-Bromo-6-chloroimidazo[1,2-a]pyridine-2-carboxylic acid hydrate, 95%

Chemical Name or Material: 3-Bromo-6-chloroimidazo[1,2-a]pyridine-2-carboxylic acid hydrate Molecular Formula: C8H4BrClN2O2·xH2O Formula Weight: 275.49 (Anhydrous) MDL Number: MFCD22682824 1GR 3-Bromo-6-chloroimidazo[1,2-a]pyridine-2-carboxylic acid hydrate, 95% 1g

Alfa Aesar™ 2,5-Dihydro-2,5-dimethoxyfuran, cis + trans, 99%

Chemical Name or Material: 2,5-Dihydro-2,5-dimethoxyfuran CAS: 332-77-4 Name Note: cis + trans Molecular Formula: C6H10O3 Formula Weight: 130.14 MDL Number: MFCD00003220 UN Number: UN3271 Beilstein: 113225 Synonym: 2,5-Dimethoxy-2,5-dihydrofuran 2,5-DIMETHOXY-2,5-DIHYDROFURAN CIS + TRANS,250G

Alfa Aesar™ 2-Chloro-N-(3-chlorophenyl)pyridine-4-carboxamide, 95%

Chemical Name or Material: 2-Chloro-N-(3-chlorophenyl)pyridine-4-carboxamide CAS: 588694-31-9 Molecular Formula: C12H8Cl2N2O Formula Weight: 267.11 MDL Number: MFCD11128631 Synonym: 2-Chloro-N-(3-chlorophenyl)isonicotinamide 1GR 2-Chloro-N-(3-chlorophenyl)pyridine-4-carboxamide, 95% 1g

Alfa Aesar™ 2-Bromo-3-(trifluoromethyl)pyridine, 98%

Chemical Name or Material: 2-Bromo-3-(trifluoromethyl)pyridine CAS: 175205-82-0 Molecular Formula: C6H3BrF3N Formula Weight: 226 MDL Number: MFCD00153084 2-BROMO-3-(TRIFLUOROMETHYL)PYRIDINE, 98% 5G

2,2'-Dithiodipyridine, 98%, ACROS Organics™

Chemical Name or Material: 2, 2';-Dithiodipyridine CAS: 2127-03-9 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% (GC) Assay Percent Range: 98% Molecular Formula: C10H8N2S2 Linear Formula: (C5H4N)S-S(C5H4N) Formula Weight: 220.32 MDL Number: MFCD00006287 100GR 2,2'-Dithiodipyridine, 98%

  spinner