Heterocyclic Building Blocks

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 2.5LT 1,4-Dioxane, 99.5%, Extra Dry over Molecular Sieve, stabilized, AcroSeal

Pyridine, 99.5%, Extra Dry over Molecular Sieve, AcroSeal™, ACROS Organics™

Chemical Name or Material: Pyridine Name Note: Over Molecular Sieves CAS: 110-86-1 Purity Grade: Extra Dry over Molecular Sieve Assay: 99.5% Assay Percent Range: 99.5% Molecular Formula: C5H5N Formula Weight: 79.1 MDL Number: MFCD00011732 2.5LT Pyridine, 99.5%, Extra Dry over Molecular Sieve, AcroSeal

1-Methyl-2-pyrrolidinone, 99%, extra pure, ACROS Organics™

Chemical Name or Material: 1-Methyl-2-pyrrolidinone CAS: 872-50-4 CAS Min %: 98.5 CAS Max %: 100.0 Purity Grade: Extra Pure Assay: 99% Assay Percent Range: 99% Molecular Formula: C5H9NO Formula Weight: 99.13 MDL Number: MFCD00003193 Synonym: N-Methylpyrrolidone 25LT 1-Methyl-2-pyrrolidinone, 99%, extra pure

Pyridine, 99+%, extra pure, ACROS Organics™

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

Epichlorohydrin, 99%, ACROS Organics™

Chemical Name or Material: Epichlorohydrin Assay: 99% Assay Percent Range: 99% Molecular Formula: C3H5ClO Formula Weight: 92.52 Synonym: 1-Chloro-2, 3-epoxypropane 2.5LT Epichlorohydrin, 99%

Caffeine, 98.5%, USP/BP, ACROS Organics™

Chemical Name or Material: Caffeine Name Note: 98.5% CAS: 58-08-2 Assay: 98.5% Assay Percent Range: 98.5% Molecular Formula: C8H10N4O2 Formula Weight: 194.19 MDL Number: MFCD00005758 Synonym: 3,7-Dihydro-1,3,7-trimethyl-1H-purine-2,6-dione 2.5KG Caffeine, 98.5%, specified according to thereq. of USP/BP

Alfa Aesar™ Phthalimide, 99%

Chemical Name or Material: Phthalimide CAS: 85-41-6 Molecular Formula: C8H5NO2 Formula Weight: 147.14 MDL Number: MFCD00005881 Beilstein: 118522 Merck Index: 14,7373 Synonym: Benzene-1,2-dicarboxylic acid imide; Isoindole-1,3-dione PHTHALIMIDE, 99% 10000G

1-Methyl-2-pyrrolidinone, 99.5%, Extra Dry over Molecular Sieve, AcroSeal™, ACROS Organics™

Chemical Name or Material: 1-Methyl-2-pyrrolidinone Name Note: Over Molecular Sieves CAS: 872-50-4 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: C5H9NO Formula Weight: 99.13 MDL Number: MFCD00003193 Synonym: N-Methylpyrrolidone 2.5LT 1-Methyl-2-pyrrolidinone, 99.5%, Extra Dry over Molecular Sieve, AcroSeal

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 500GR Fluorescein, disodium salt, pure

Tris(1,10-phenanthroline)iron(II) sulfate, ACROS Organics™

Chemical Name or Material: Tris(1, 10-phenanthroline)iron(II) sulfate Name Note: 0.025M Aqueous Solution CAS: 14634-91-4 Molecular Formula: C36H24FeN6O4S Formula Weight: 692.53 MDL Number: MFCD00036428 Synonym: Ferroin indicator solution 500ML Tris(1,10-phenanthroline)iron(II) sulfate, 0.025M aqueous solution

1,4-Dioxane, 99+%, ACS reagent, stabilized, ACROS Organics™

Chemical Name or Material: 1, 4-Dioxane CAS: 123-91-1 CAS Min %: 99.0 CAS Max %: 100.0 Purity Grade: ACS Reagent Grade Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C4H8O2 Formula Weight: 88.11 MDL Number: MFCD00006571 Synonym: Diox 10LT 1,4-Dioxane, 99+%, ACS reagent, stabilized

2-chloroquinoline, 99%, ACROS Organics™

Chemical Name or Material: 2-Chloroquinoline CAS: 612-62-4 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C9H6ClN Formula Weight: 163.61 MDL Number: MFCD00006741 25GR 2-Chloroquinoline, 99%

1,4-Dioxane, 99.8%, Extra Dry, stabilized, AcroSeal™, ACROS Organics™

Chemical Name or Material: 1,4-Dioxane Name Note: Water <50ppm CAS: 123-91-1 CAS Min %: 99.75 CAS Max %: 100.0 Purity Grade: Extra Dry Assay: 99.8% Assay Percent Range: 99.8% Molecular Formula: C4H8O2 Formula Weight: 88.11 Synonym: Diox 100ML 1,4-Dioxane, 99.8%, Extra Dry, stabilized, AcroSeal

4-Dimethylaminopyridine, 99%, ACROS Organics™

Chemical Name or Material: 4-Dimethylaminopyridine CAS: 1122-58-3 CAS Min %: 98.5 CAS Max %: 100.0 Assay Percent Range: 99% Molecular Formula: C7H10N2 Linear Formula: (C5H4N)N(CH3)2 Formula Weight: 122.17 MDL Number: MFCD00006418 Synonym: 4-DMAP 500GR 4-Dimethylaminopyridine, 99%

2-Benzoylpyridine, 99+%, ACROS Organics™

Chemical Name or Material: 2-Benzoylpyridine Name Note: 99+% CAS: 91-02-1 CAS Min %: 99.0 CAS Max %: 100.0 Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C12H9NO Linear Formula: C6H5CO(C5H4N) Formula Weight: 183.21 MDL Number: MFCD00006300 Synonym: Phenyl-2-pyridyl ketone 100GR 2-Benzoylpyridine, 99+%

1-Methylimidazole, 99%, ACROS Organics™

Chemical Name or Material: 1-Methylimidazole Name Note: 99% CAS: 616-47-7 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C4H6N2 Formula Weight: 82.12 MDL Number: MFCD00005292 100GR 1-Methylimidazole, 99%

2-Ethyl-2-oxazoline, 99+%, ACROS Organics™

Chemical Name or Material: 2-Ethyl-2-oxazoline Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C5H9NO Formula Weight: 99.13 2.5KG 2-Ethyl-2-oxazoline, 99+%

2,2'-Dipyridyl, 99+%, ACROS Organics™

Chemical Name or Material: 2, 2'-Dipyridyl CAS: 366-18-7 CAS Min %: 99.0 CAS Max %: 100.0 Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C10H8N2 Formula Weight: 156.19 Synonym: α, α'-Dipyridyl 500GR 2,2'-Dipyridyl, 99+%

Glycidyl Methacrylate, Stabilized 97%, ACROS Organics™

Chemical Name or Material: Glycidyl methacrylate CAS: 106-91-2 CAS: 150-76-5 Assay: 97% Assay Percent Range: 97% Molecular Formula: C7H10O3 Formula Weight: 142.15 Synonym: 2, 3-Epoxypropyl methacrylate 2.5KG Glycidyl methacrylate, 97%, stabilized

Rhodamine WT, 20% solution in water, ACROS Organics™

Chemical Name or Material: Rhodamine WT CAS: 37299-86-8 CAS: 7732-18-5 Molecular Formula: C29H29ClN2Na2O5 Formula Weight: 566.99 100ML Rhodamine WT, 20% solution in water

IR-125, Laser Grade, ACROS Organics™

Chemical Name or Material: IR-125 CAS: 3599-32-4 Purity Grade: Pure Molecular Formula: C43H47N2NaO6S2 Formula Weight: 774.97 MDL Number: MFCD00013078 Synonym: Indocyanine Green 2GR IR-125, pure, laser grade

Furan, 99+%, stabilized, ACROS Organics™

Chemical Name or Material: Furan CAS: 110-00-9 CAS: 128-37-0 Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C4H4O Formula Weight: 68.06 MDL Number: MFCD00003222 1LT Furan, 99+%, stabilized

2,6-Pyridinedimethanol, 98%, ACROS Organics™

Chemical Name or Material: 2, 6-Pyridinedimethanol CAS: 1195-59-1 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 97.5 to 102.5% (total base) Assay Percent Range: 98% Molecular Formula: C7H9NO2 Linear Formula: (C5H3N)(CH2OH)2 Formula Weight: 139.15 MDL Number: MFCD00006351 Synonym: 2, 6-Pyridyldicarbinol 100GR 2,6-Pyridinedimethanol, 98%

Alfa Aesar™ Methyl 3-aminopyrazine-2-carboxylate, 99%

Chemical Name or Material: Methyl 3-aminopyrazine-2-carboxylate CAS: 16298-03-6 Molecular Formula: C6H7N3O2 Formula Weight: 153.14 MDL Number: MFCD00010097 Synonym: 3-Aminopyrazine-2-carboxylic acid methyl ester METHYL 3-AMINOPYRAZINE-2- CARBOXYLATE, 99% 1G

1,4-Dioxane, 99.5%, for analysis, stabilized, ACROS Organics™

Chemical Name or Material: 1,4-Dioxane Name Note: Stabilized CAS: 123-91-1 CAS Min %: 99.4 CAS Max %: 100.0 Purity Grade: For analysis Assay: 99.5% Assay Percent Range: 99.5% Molecular Formula: C4H8O2 Formula Weight: 88.11 MDL Number: MFCD00006571 Synonym: Diox 25LT 1,4-Dioxane, 99.5%, for analysis, stabilized

1,4-Dioxane, 99+%, extra pure, stabilized, ACROS Organics™

Chemical Name or Material: 1, 4-Dioxane Name Note: 99+% CAS: 123-91-1 CAS Min %: 99.0 CAS Max %: 100.0 Purity Grade: Extra Pure Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C4H8O2 Formula Weight: 88.11 MDL Number: MFCD00006571 Synonym: Diox 2.5LT 1,4-Dioxane, 99+%, extra pure, stabilized

N-(2-Chloroethyl)morpholine Hydrochloride 99%, ACROS Organics™

Chemical Name or Material: N-(2-Chloroethyl)morpholine hydrochloride Name Note: 99% CAS: 3647-69-6 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% (on dry substance) Assay Percent Range: 99% Molecular Formula: C6H12ClNO·HCl Formula Weight: 186.08 MDL Number: MFCD00012797 500GR N-(2-Chloroethyl)morpholine hydrochloride, 99%

4-Amino-4H-1,2,4-triazole, 99%, ACROS Organics™

Chemical Name or Material: 4-Amino-4H-1, 2, 4-triazole CAS: 584-13-4 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C2H4N4 Formula Weight: 84.08 MDL Number: MFCD00003099 100GR 4-Amino-4H-1,2,4-triazole, 99%

O-(Tetrahydropyran-2-yl)hydroxylamine, 96%, ACROS Organics™

1GR O-(Tetrahydropyran-2-yl)hydroxylamine, 96%

Cinchonidine 98.5 to 101%, ACROS Organics™

Chemical Name or Material: Cinchonidine Name Note: 98.5-101% CAS: 485-71-2 Assay: 98.5-101% Assay Percent Range: 98.5-101% Molecular Formula: C19H22N2O Formula Weight: 294.39 MDL Number: MFCD00006783 Synonym: α-Quinidine 100GR Cinchonidine, 98.5-101%

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