Heterocyclic Building Blocks

L(-)-Proline, 99+%, ACROS Organics™

Chemical Name or Material: L(-)-Proline CAS: 147-85-3 Assay: 99.0 to 101.0% Assay Percent Range: 99+% Molecular Formula: C5H9NO2 Formula Weight: 115.13 MDL Number: MFCD00064318 100GR L(-)-Proline, 99+%

L(+)-Amethopterin hydrate, 99%, ACROS Organics™

Chemical Name or Material: L(+)-Amethopterin hydrate CAS: 133073-73-1 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C20H22N8O5·xH2O Formula Weight: 454.44 MDL Number: MFCD00150847 Synonym: L(+)-4-Amino-N10-methylpteroylglutamic acid 500MG L(+)-Amethopterin hydrate, 99%

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 1LT Pyridine, 99.5%, Extra Dry over Molecular Sieve, AcroSeal

Acetaldehyde Ammonia Trimer 98%, ACROS Organics™

Chemical Name or Material: Acetaldehyde ammonia trimer Name Note: 98% CAS: 58052-80-5 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C6H15N3·3H2O Formula Weight: 183.26 Synonym: Hexahydro-2, 4, 6-trimethyl-s-triazine trihydrate 500GR Acetaldehyde ammonia trimer, 98%

Imidazole, 99%, ACROS Organics™

Chemical Name or Material: Imidazole Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C3H4N2 Formula Weight: 68.08 2KG Imidazole, 99%

Alfa Aesar™ 2,4-Diamino-6-hydroxy-5-nitrosopyrimidine, 97%

Chemical Name or Material: 2,4-Diamino-6-hydroxy-5-nitrosopyrimidine CAS: 2387-48-6 Molecular Formula: C4H5N5O2 Formula Weight: 155.12 MDL Number: MFCD00023263 2,4-DIAMINO-6-HYDROXY-5-NITROSOPYRIMIDINE ,25G

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 1LT Rhodamine WT, 20% solution in water

5-(Hydroxymethyl)furfural, 98%, ACROS Organics™

Chemical Name or Material: 5-(Hydroxymethyl)furfural Assay: 98% Assay Percent Range: 98% Molecular Formula: C6H6O3 Formula Weight: 126.11 5GR 5-(Hydroxymethyl)furfural, 98%

Creatinine, 99+%, ACROS Organics™

Chemical Name or Material: Creatinine Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C4H7N3O Formula Weight: 113.12 50GR Creatinine, 99+%

Metronidazole, 99%, ACROS Organics™

Chemical Name or Material: Metronidazole CAS: 443-48-1 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C6H9N3O3 Formula Weight: 171.16 MDL Number: MFCD00009750 Synonym: 2-Methyl-5-nitro-1-imidazoleethanol 100GR Metronidazole, 99%

1,10-Phenanthroline monohydrate, ACS reagent, ACROS Organics™

Chemical Name or Material: 1, 10-Phenanthroline monohydrate CAS: 5144-89-8 CAS: 66-71-7 Purity Grade: ACS Reagent Grade Molecular Formula: C12H8N2·H2O Formula Weight: 198.23 MDL Number: MFCD00149973 Synonym: o-Phenanthroline monohydrate 1GR 1,10-Phenanthroline monohydrate, ACS reagent

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 2.5LT Pyridine, 99+%, extra pure

Quinoline Yellow, Water Soluble 95%, ACROS Organics™

Chemical Name or Material: Quinoline Yellow CAS: 8004-92-0 Purity Grade: Pure Assay: 95% Assay Percent Range: 95% 100GR Quinoline Yellow, 95%, pure, water soluble

PIPES, 98.5+%, for biochemistry, ACROS Organics™

Chemical Name or Material: PIPES CAS: 5625-37-6 Purity Grade: For biochemistry Assay: ≥98.50% Assay Percent Range: 98.5+% Molecular Formula: C8H18N2O6S2 Formula Weight: 302.35 Synonym: 1, 4-Piperazinebis(ethanesulfonic acid) 100GR PIPES, 98.5+%, for biochemistry

Alfa Aesar™ 4-(4-Nitrobenzyl)pyridine, 98+%

Chemical Name or Material: 4-(4-Nitrobenzyl)pyridine CAS: 1083-48-3 Molecular Formula: C12H10N2O2 Formula Weight: 214.22 MDL Number: MFCD00006445 Beilstein: 170877 4-(4-NITROBENZYL)PYRIDINE,98+%,5G

Alfa Aesar™ 3,4-Ethylenedioxythiophene, 97%

Chemical Name or Material: 3,4-Ethylenedioxythiophene CAS: 126213-50-1 Molecular Formula: C6H6O2S Formula Weight: 142.17 MDL Number: MFCD02093622 UN Number: UN2810 Synonym: 2,3-Dihydrothieno[3,4-b]-1,4-dioxin 5GR 3,4-Ethylenedioxythiophene, 97% 5g

Alfa Aesar™ Isonicotinic acid, 99%

Chemical Name or Material: Isonicotinic acid CAS: 55-22-1 Molecular Formula: C6H5NO2 Formula Weight: 123.11 MDL Number: MFCD00006429 Beilstein: 109599 Merck Index: 14,5187 Synonym: Pyridine-4-carboxylic acid ISONICOTINIC ACID, 99% 500G

Rhodamine B, 98+%, Acros Organics™

Chemical Name or Material: Rhodamine B Name Note: Pure CAS: 81-88-9 Purity Grade: Pure Assay: ≥98% Assay Percent Range: ≥98% Molecular Formula: C28H31ClN2O3 Formula Weight: 479.01 MDL Number: MFCD00011931 Synonym: Basic Violet 10 25GR Rhodamine B, 98+%, pure

Adenosine 5'-monophosphate, 99%, ACROS Organics™

Chemical Name or Material: Adenosine 5′-monophosphate CAS: 61-19-8 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C10H14N5O7P Formula Weight: 347.21 MDL Number: MFCD00005750 Synonym: 5'-AMP 100GR Adenosine 5'-monophosphate, 99%

2-Oxazolidone, 98%, ACROS Organics™

Chemical Name or Material: 2-Oxazolidone Name Note: 98% CAS: 497-25-6 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C3H5NO2 Formula Weight: 87.08 MDL Number: MFCD00005268 100GR 2-Oxazolidone, 98%

N-Formylmorpholine, 99+%, ACROS Organics™

Chemical Name or Material: N-Formylmorpholine Name Note: 99+% CAS: 4394-85-8 CAS Min %: 99.0 CAS Max %: 100.0 Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: C5H9NO2 Formula Weight: 115.13 MDL Number: MFCD00006170 Synonym: 4-Morpholinecarboxaldehyde 100ML N-Formylmorpholine, 99+%

Alfa Aesar™ Dimidium bromide, 95%

Chemical Name or Material: Dimidium bromide CAS: 518-67-2 Molecular Formula: C20H18BrN3 Formula Weight: 380.31 MDL Number: MFCD00011757 Synonym: 3,8-Diamino-5-methyl-6-phenylphenanthridinium bromide DIMIDIUM BROMIDE, 95% 0,25G

Alfa Aesar™ 2-Amino-6-bromobenzothiazole, 98%

Chemical Name or Material: 2-Amino-6-bromobenzothiazole CAS: 15864-32-1 Molecular Formula: C7H5BrN2S Formula Weight: 229.1 MDL Number: MFCD00152229 2-AMINO-6-BROMOBENZOTHIAZOLE, 98%25G

Eosin B, Certified, Pure, ACROS Organics™

Chemical Name or Material: Eosin B Name Note: Pure CAS: 548-24-3 Purity Grade: Pure Molecular Formula: C20H6Br2N2Na2O9 Formula Weight: 624.06 MDL Number: MFCD00005041 Synonym: 4', 5'-Dibromo-2', 7'-dinitrofluorescein 100GR Eosin B, pure, certified

Triphenyl(2-pyridylmethyl)phosphonium chloride hydrochloride, 98%, ACROS Organics™

Chemical Name or Material: Triphenyl(2-pyridylmethyl)phosphonium chloride hydrochloride Assay: 98% Assay Percent Range: 98% Molecular Formula: C24H21ClNP·ClH Formula Weight: 426.32 25GR Triphenyl(2-pyridylmethyl)phosphonium chloride hydrochloride, 98%

Alfa Aesar™ 2-Isopropylimidazole, 98%

Chemical Name or Material: 2-Isopropylimidazole CAS: 36947-68-9 Molecular Formula: C6H10N2 Formula Weight: 110.16 MDL Number: MFCD00014486 Beilstein: 107804 2-ISOPROPYLIMIDAZOLE, 97% 500G

(R)-(-)-1-Methyl-3-pyrrolidinol, 99%, ACROS Organics™

Chemical Name or Material: (R)-(-)-1-Methyl-3-pyrrolidinol CAS: 104641-60-3 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 98.5 to 101.5% Assay Percent Range: 99% Molecular Formula: C5H11NO Formula Weight: 101.15 Synonym: (R)-(-)-3-Hydroxy-N-methylpyrrolidine 5GR (R)-(-)-1-Methyl-3-pyrrolidinol, 99%

2-Mercaptopyridine-N-oxide, sodium salt monohydrate, 98%, ACROS Organics™

Chemical Name or Material: 2-Mercaptopyridine-N-oxide, sodium salt monohydrate Name Note: 98% CAS: 304675-78-3 CAS Min %: 97.5 CAS Max %: 100.0 CAS: 3811-73-2 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C5H4NNaOS·H2O Formula Weight: 167.15 MDL Number: MFCD00151244 Synonym: 2-Pyridinethiol-1-oxide, sodium salt monohydrate 5GR 2-Mercaptopyridine-N-oxide, sodium salt hydrate, 98%

5-Fluoroindole, 98%, ACROS Organics™

Chemical Name or Material: 5-Fluoroindole Name Note: 98% CAS: 399-52-0 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C8H6FN Formula Weight: 135.14 MDL Number: MFCD00005671 25GR 5-Fluoroindole, 98%

3-Picoline, 99%, ACROS Organics™

Chemical Name or Material: 3-Picoline CAS: 108-99-6 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C6H7N Formula Weight: 93.13 MDL Number: MFCD00006402 Synonym: 3-Methylpyridine 500ML 3-Picoline, 99%

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