Heterocyclic Building Blocks

Fluorescein, disodium salt, pure, ACROS Organics™

Chemical Name or Material: Fluorescein, disodium salt CAS: 518-47-8 Purity Grade: Pure Molecular Formula: C20H10Na2O5 Formula Weight: 376.27 Synonym: Acid Yellow 73, Fluorescein, water soluble, Uranine, C.I. 45350 2.5KG Fluorescein, disodium salt, pure

Pyridine, 99+%, ACS reagent, ACROS Organics™

Chemical Name or Material: Pyridine CAS: 110-86-1 Purity Grade: ACS Reagent Grade Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C5H5N Formula Weight: 79.1 MDL Number: MFCD00011732 25LT Pyridine, 99+%, ACS reagent

MES hydrate, 99+%, Acros Organics™

Chemical Name or Material: MES hydrate Name Note: 99% CAS: 1266615-59-1 Purity Grade: For biochemistry Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C6H13NO4S·xH2O Formula Weight: 195.23 MDL Number: MFCD00149409 Synonym: 4-Morpholinoethanesulfonic acid hydrate, MES 100GR MES hydrate, 99+%, for biochemistry

Azur eosin methylene-blue, pure, solution according to Giemsa, ACROS Organics™

500ML Azur eosin methylene-blue, pure, solution according to Giemsa

Pyronin Y, Certified, ACROS Organics™

Chemical Name or Material: Pyronin Y CAS: 92-32-0 Purity Grade: Pure Molecular Formula: C17H19ClN2O Formula Weight: 302.79 MDL Number: MFCD00011725 Synonym: C.I. 45005, Pyronin G 5GR Pyronin Y, pure, certified

4-Iodopyridine 96%, ACROS Organics™

Chemical Name or Material: 4-Iodopyridine CAS: 15854-87-2 CAS Min %: 95.0 CAS Max %: 100.0 Assay: 96% Assay Percent Range: 96% Molecular Formula: C5H4IN MDL Number: MFCD02093937 5GR 4-Iodopyridine, 96%

3-Methylfuran, 98%, ACROS Organics™

1GR 3-Methylfuran, 98%

Alfa Aesar™ 4-Methylumbelliferyl-beta-D-glucuronide, 98%

Chemical Name or Material: 4-Methylumbelliferyl-beta-D-glucuronide CAS: 6160-80-1 Molecular Formula: C16H16O9 MDL Number: MFCD00036772 Synonym: MUG 4-METHYLUMBELLIFERYL-_-D-GLUCURONIDE, 98%250MG

Alfa Aesar™ 2-(2-Methyl-1,3-dioxolan-2-yl)benzeneboronic acid, 95%

Chemical Name or Material: 2-(2-Methyl-1,3-dioxolan-2-yl)benzeneboronic acid CAS: 243140-14-9 Molecular Formula: C10H13BO4 MDL Number: MFCD04973737 Synonym: 2-Boronoacetophenone ethylene acetal; 2-(2-Methyl-1,3-dioxolan-2-yl)phenylboronic acid 2-(2-METHYL-1,3-DIOXOLAN-2YL)BENZENEBORONIC ACID,

1,4-Dioxane, 99.5%, Extra Dry over Molecular Sieve, AcroSeal™, ACROS Organics™

Chemical Name or Material: 1, 4-Dioxane Name Note: Over Molecular Sieves CAS: 123-91-1 CAS Min %: 99.4 CAS Max %: 100.0 Purity Grade: Extra Dry over Molecular Sieve Assay: 99.5% Assay Percent Range: 99.5% Molecular Formula: C4H8O2 Formula Weight: 88.11 MDL Number: MFCD00006571 Synonym: Diox 1LT 1,4-Dioxane, 99.5%, Extra Dry over Molecular Sieve, stabilized, AcroSeal

2-Methylfuran, 99%, ACROS Organics™

Chemical Name or Material: 2-Methylfuran Name Note: Stabilized CAS: 534-22-5 CAS Min %: 98.5 CAS Max %: 100.0 CAS: 123-31-9 Assay: 99% Assay Percent Range: 99% Molecular Formula: C5H6O MDL Number: MFCD00003248 1LT 2-Methylfuran, 99%, stabilized

Alfa Aesar™ 5-Chloro-2-methylbenzothiazole, 98%

Chemical Name or Material: 5-Chloro-2-methylbenzothiazole CAS: 1006-99-1 MDL Number: MFCD00022881 1GR 5-Chloro-2-methylbenzothiazole, 98% 1g

Diethyl pyrazole-3,5-dicarboxylate, 99%, ACROS Organics™

Chemical Name or Material: Diethyl pyrazole-3,5-dicarboxylate Name Note: 99% CAS: 37687-24-4 Assay: 99% Assay Percent Range: 99% Molecular Formula: C9H12N2O4 MDL Number: MFCD00152167 1GR Diethyl pyrazole-3,5-dicarboxylate, 99%

Alfa Aesar™ 4-Amino-6-hydroxy-2-methylpyrimidine dihydrate, 98+%

Chemical Name or Material: 4-Amino-6-hydroxy-2-methylpyrimidine dihydrate CAS: 388582-41-0 Molecular Formula: C5H11N3O3 MDL Number: MFCD00150311 Beilstein: 118273 Synonym: 4-Amino-2-methyl-6-pyrimidinol hydrate 4-AMINO-6-HYDROXY-2-METHYLPYRIMIDINE HYDRATE, 98+,

1,2,2,6,6-Pentamethyl-4-piperidinol, 99%, ACROS Organics™

Chemical Name or Material: 1,2,2,6,6-Pentamethyl-4-piperidinol Name Note: 99% CAS: 2403-89-6 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C10H21NO MDL Number: MFCD00191220 Synonym: N-Methyl-2,2,6,6-tetramethyl-4-piperidinol 5GR 1,2,2,6,6-Pentamethyl-4-piperidinol, 99%

Alfa Aesar™ 5-Bromo-3-fluoro-2-methoxypyridine, 97%

Chemical Name or Material: 5-Bromo-3-fluoro-2-methoxypyridine CAS: 124432-70-8 Molecular Formula: C6H5BrFNO MDL Number: MFCD04112553 Beilstein: 13638736 1GR 5-Bromo-3-fluoro-2-methoxypyridine, 97% 1g

5-Fluoro-2-hydroxypyridine, 97%, ACROS Organics™

Chemical Name or Material: 5-Fluoro-2-hydroxypyridine CAS: 51173-05-8 CAS Min %: 96.0 CAS Max %: 100.0 Assay: 97% Assay Percent Range: 97% Molecular Formula: C5H4FNO MDL Number: MFCD03092918 25GR 5-Fluoro-2-hydroxypyridine, 97%

Alfa Aesar™ 6-Bromopiperonal, 98%

Chemical Name or Material: 6-Bromopiperonal CAS: 15930-53-7 Molecular Formula: C8H5BrO3 MDL Number: MFCD00022952 Synonym: 6-Bromo-1,3-benzodioxole-5-carboxaldehyde; 2-Bromo-4,5-methylenedioxybenzaldehyde 6-BROMOPIPERONAL, 98% 25G

Alfa Aesar™ Xanthydrol, 98+%

Chemical Name or Material: Xanthydrol CAS: 90-46-0 Molecular Formula: C13H10O2 MDL Number: MFCD00005057 Beilstein: 10395 Synonym: 9-Hydroxyxanthene; 9-Xanthenol 9-HYDROXYXANTHENE, 98+% 25G

Alfa Aesar™ 2-Amino-3-cyanopyridine, 98%

Chemical Name or Material: 2-Amino-3-cyanopyridine CAS: 24517-64-4 Molecular Formula: C6H5N3 MDL Number: MFCD00128867 UN Number: UN3439 Beilstein: 115612 Synonym: 2-Aminonicotinonitrile; 3-Cyano-2-pyridinamine 2-AMINO-3-CYANOPYRIDINE, 98%,5G

1,3-Bis(2,4,6-trimethylphenyl)imidazolium chloride, 95%, ACROS Organics™

Chemical Name or Material: 1,3-Bis(2,4,6-trimethylphenyl)imidazolium chloride CAS: 141556-45-8 CAS Min %: 94.0 CAS Max %: 100.0 Assay: ≥94% Assay Percent Range: 95% Molecular Formula: C21H25ClN2 MDL Number: MFCD02684541 1GR 1,3-Bis(2,4,6-trimethylphenyl)imidazolium chloride, 95%

Alfa Aesar™ 1,4-Dioxane-2,3-diol, 97%

Chemical Name or Material: 1,4-Dioxane-2,3-diol CAS: 4845-50-5 Molecular Formula: C4H8O4 MDL Number: MFCD00006572 Beilstein: 104209 Synonym: 2,3-Dihydroxy-1,4-dioxane; Glyoxal monoethylene acetal 1,4-DIOXANE-2,3-DIOL, 97% 5G

Alfa Aesar™ 2-Methyl-5-phenylthiophene, 96%

Chemical Name or Material: 2-Methyl-5-phenylthiophene CAS: 5069-26-1 Molecular Formula: C11H10S MDL Number: MFCD06201035 2-METHYL-5-PHENYLTHIOPHENE5G

Alfa Aesar™ 3-Ethoxy-2-nitropyridine, 98%

Chemical Name or Material: 3-Ethoxy-2-nitropyridine CAS: 74037-50-6 Molecular Formula: C7H8N2O3 MDL Number: MFCD00006257 Beilstein: 141592 3-ETHOXY-2-NITROPYRIDINE, 98%25G

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

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

Alfa Aesar™ 2-Isobutyl-3-methoxypyrazine, 98%

Chemical Name or Material: 2-Isobutyl-3-methoxypyrazine CAS: 24683-00-9 Molecular Formula: C9H14N2O MDL Number: MFCD00006128 Synonym: 2-Methoxy-3-isobutylpyrazine 2-ISOBUTYL-3-METHOXYPYRAZINE, 98%25G

4-Hydroxycarbazole, 98+%, ACROS Organics™

Chemical Name or Material: 4-Hydroxycarbazole CAS: 52602-39-8 CAS Min %: 98.0 CAS Max %: 100.0 Assay: ≥98.0% Assay Percent Range: 98+% Molecular Formula: C12H9NO MDL Number: MFCD02178385 5GR 4-Hydroxycarbazole, 98+%

Alfa Aesar™ 2-Amino-3,5-dichloropyridine, 98%

Chemical Name or Material: 2-Amino-3,5-dichloropyridine CAS: 4214-74-8 Molecular Formula: C5H4Cl2N2 MDL Number: MFCD00006313 Beilstein: 119376 Synonym: 3,5-Dichloro-2-pyridinamine 2-AMINO-3,5-DICHLOROPYRIDINE, 98%100G

Alfa Aesar™ (R)-(-)-3-Aminopyrrolidine dihydrochloride, 98%

Chemical Name or Material: (R)-(-)-3-Aminopyrrolidine dihydrochloride CAS: 116183-81-4 Molecular Formula: C4H12Cl2N2 MDL Number: MFCD00070604 Beilstein: 5852700 (R)-(-)-3-AMINOPYRROLIDINEDIHYDROCHLORIDE, 98,250M

Alfa Aesar™ 7-Methoxy-4-methylquinoline, 98%

500MG 7-Methoxy-4-methylquinoline, 98% 500mg

  spinner