Heterocyclic Building Blocks

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, NMP 1LT 1-Methyl-2-pyrrolidinone, 99%, extra pure

N-Vinyl-2-pyrrolidinone, Stabilized 98%, ACROS Organics™

Chemical Name or Material: N-Vinyl-2-pyrrolidone Name Note: 98% CAS: 88-12-0 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C6H9NO Formula Weight: 111.14 MDL Number: MFCD00003197 Synonym: N-Vinylbutyrolactam 5ML N-Vinyl-2-pyrrolidone, 99%, stabilized with NaOH

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%

3-Methoxypyridine 97%, ACROS Organics™

Chemical Name or Material: 3-Methoxypyridine CAS: 7295-76-3 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C6H7NO Formula Weight: 109.13 MDL Number: MFCD00673022 1GR 3-Methoxypyridine, 97%

L-Histidine, 98%, ACROS Organics™

Chemical Name or Material: L-Histidine CAS: 71-00-1 Assay: 98% Assay Percent Range: 98% Molecular Formula: C6H9N3O2 Formula Weight: 155.16 MDL Number: MFCD00064315 Synonym: His, L-2-Amino-3-(4-imidazolyl)propionic acid 100GR L-Histidine, 98%

Nicotinic Acid 99.5%, ACROS Organics™

Chemical Name or Material: Nicotinic acid Name Note: 99.5% CAS: 59-67-6 CAS Min %: 99.4 CAS Max %: 100.0 Assay: 99.5% Assay Percent Range: 99.5% Molecular Formula: C6H5NO2 Formula Weight: 123.11 MDL Number: MFCD00006391 Synonym: 3-Pyridinecarboxylic acid, Niacin, Vitamin B3 2.5KG Nicotinic acid, 99.5%

Creatinine, 99+%, ACROS Organics™

Chemical Name or Material: Creatinine Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C4H7N3O Formula Weight: 113.12 250GR Creatinine, 99+%

4,4'-Dicarboxy-2,2'-bipyridine, 98%, ACROS Organics™

1GR 4,4'-Dicarboxy-2,2'-bipyridine, 98%

(S)-(-)-Glycidol, 97%, (98% ee), ACROS Organics™

Chemical Name or Material: (S)-(-)-Glycidol Name Note: 98% ee CAS: 60456-23-7 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% (GC) Assay Percent Range: 97% Molecular Formula: C3H6O2 Formula Weight: 74.08 MDL Number: MFCD00074874 Synonym: (S)-2, 3-Epoxy-1-propanol 1GR (S)-(-)-Glycidol, 97%, (98% ee)

2-Methyl-2-vinyloxirane, 95%, ACROS Organics™

Chemical Name or Material: 2-Methyl-2-vinyloxirane CAS: 1838-94-4 CAS Min %: 94.0 CAS Max %: 100.0 Assay: 95% Assay Percent Range: 95% Molecular Formula: C5H8O Formula Weight: 84.12 Synonym: Isoprene monoxide 5GR 2-Methyl-2-vinyloxirane, 95%

1-Pyrrolidinecarbodithioic acid, ammonium salt, 98%, ACROS Organics™

Chemical Name or Material: 1-Pyrrolidinecarbodithioic acid, ammonium salt CAS: 5108-96-3 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C5H12N2S2 Formula Weight: 164.28 MDL Number: MFCD00012720 Synonym: APDC, APDTC, Ammonium 1-pyrrolidinedithiocarbamate, Pyrrolidinedithiocarbamate, ammonium derivative 500GR 1-Pyrrolidinecarbodithioic acid, ammonium salt, 98%

MES monohydrate, 99+%, for biochemistry, ACROS Organics™

Chemical Name or Material: MES monohydrate CAS: 145224-94-8 Purity Grade: For biochemistry Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C6H13NO4S·H2O Formula Weight: 213.25 MDL Number: MFCD00149409 Synonym: 2-(N-Morpholino)ethanesulfonic acid monohydrate 2.5KG MES monohydrate, 99+%, for biochemistry

Bromoacetic acid N-hydroxysuccinimide ester, 90%, Acros Organics™

Chemical Name or Material: Bromoacetic acid N-hydroxysuccinimide ester Assay Percent Range: 90% Molecular Formula: C6H6BrNO4 Formula Weight: 236.02 MDL Number: MFCD00058571 250MG Bromoacetic acid N-hydroxysuccinimide ester, 90%

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

Chemical Name or Material: Morpholine CAS: 110-91-8 CAS Min %: 99.0 CAS Max %: 100.0 Purity Grade: Extra Pure Assay: ≥99% Assay Percent Range: 99+% Molecular Formula: C4H9NO Formula Weight: 87.12 MDL Number: MFCD00005972 Synonym: 1-Oxa-4-azacyclohexane, Tetrahydro-2H-1, 4-oxazine 2.5LT Morpholine, 99+%, extra pure

2,5-Dimercapto-1,3,4-thiadiazole 98%, ACROS Organics™

Chemical Name or Material: 2,5-Dimercapto-1,3,4-thiadiazole Name Note: 98% CAS: 1072-71-5 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C2H2N2S3 Formula Weight: 150.23 MDL Number: MFCD00003103 Synonym: 1, 3, 4-Thiadiazole-2, 1,3,4-Thiadiazole-2,5-dithiol, Bismuththiol I, DMTD 5GR 2,5-Dimercapto-1,3,4-thiadiazole, 98%

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

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, MTX hydrate, Methotrexate hydrate 500MG L(+)-Amethopterin hydrate, 99%

Indigo Carmine, ACROS Organics™

Chemical Name or Material: Indigo carmine Name Note: Pure CAS: 860-22-0 Purity Grade: Pure Molecular Formula: C16H8N2Na2O8S2 Formula Weight: 466.34 MDL Number: MFCD00005723 Synonym: 5, 5'-Indigodisulfonic acid, disodium salt, Acid Blue 74, C.I. 73015 25GR Indigo Carmine, pure, certified

Alfa Aesar™ 2-Amino-2-thiazoline, 97%

Chemical Name or Material: 2-Amino-2-thiazoline CAS: 1779-81-3 Molecular Formula: C3H6N2S Formula Weight: 102.16 MDL Number: MFCD00005313 Beilstein: 105367 Synonym: 4,5-Dihydro-2-thiazolamine 2-AMINO-2-THIAZOLINE, 97% 100G

3-Hydroxypicolinic acid, 98%, ACROS Organics™

Chemical Name or Material: 3-Hydroxypicolinic acid Name Note: 98% CAS: 874-24-8 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% (Acid) ≥97.5% (HPLC) Assay Percent Range: 98% Molecular Formula: C6H5NO3 Formula Weight: 139.11 MDL Number: MFCD00006294 Synonym: 3-Hydroxy-2-pyridinecarboxylic acid 25GR 3-Hydroxypicolinic acid, 98%

Pyridine, 99.5%, Extra Dry, AcroSeal™, ACROS Organics™

Chemical Name or Material: Pyridine CAS: 110-86-1 Purity Grade: Extra Dry 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, AcroSeal

Ethyl Isonipecotate 98+%, ACROS Organics™

Chemical Name or Material: Ethyl isonipecotate Name Note: 98+% CAS: 1126-09-6 Assay: ≥98% Assay Percent Range: 98+% Molecular Formula: C8H15NO2 Formula Weight: 157.21 MDL Number: MFCD00006003 Synonym: Ethyl 4-piperidinecarboxylate 25GR Ethyl isonipecotate, 98+%

Adenosine 5'-triphosphate, disodium salt hydrate, 98%, ACROS Organics™

Chemical Name or Material: Adenosine 5'-triphosphate, disodium salt hydrate CAS: 34369-07-8 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C10H14N5Na2O13P3·xH2O Formula Weight: 551.14 Synonym: ATP, disodium salt hydrate 50GR Adenosine 5'-triphosphate, disodium salt hydrate, 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%

N-Hydroxysuccinimide, 98+%, ACROS Organics™

Chemical Name or Material: N-Hydroxysuccinimide Name Note: 98+% CAS: 6066-82-6 CAS Min %: 98.0 CAS Max %: 100.0 Assay: ≥98% Assay Percent Range: 98+% Molecular Formula: C4H5NO3 Formula Weight: 115.09 MDL Number: MFCD00005516 Synonym: 1-Hydroxy-2, 5-pyrrolidinedione 250GR N-Hydroxysuccinimide, 98+%

(+)-Camptothecin, 98%, ACROS Organics™

Chemical Name or Material: (+)-Camptothecin Name Note: 98% CAS: 7689-03-4 CAS Min %: 97.5 CAS Max %: 100.0 Assay: 98% Assay Percent Range: 98% Molecular Formula: C20H16N2O4 Formula Weight: 348.35 MDL Number: MFCD00081076 Synonym: 4-Ethyl-4-hydroxy-1H-pyrano-[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione 100MG (+)-Camptothecin, 98%

Tris(2,2'-bipyridyl)ruthenium(II) chloride, hexahydrate, 98%, ACROS Organics™

Chemical Name or Material: Tris(2, 2'-bipyridyl)ruthenium(II) chloride, hexahydrate Assay Percent Range: 98% Molecular Formula: C30H24Cl2N6Ru·6H2O Formula Weight: 748.63 MDL Number: MFCD00149670 5GR Tris(2,2'-bipyridyl)ruthenium(II) chloride, hexahydrate, 98%

1,3-Benzodioxole, 99%, ACROS Organics™

Chemical Name or Material: 1, 3-Benzodioxole Name Note: 99% CAS: 274-09-9 CAS Min %: 98.5 CAS Max %: 100.0 Assay: 99% Assay Percent Range: 99% Molecular Formula: C7H6O2 Formula Weight: 122.12 MDL Number: MFCD00005818 Synonym: 1, 2-(Methylenedioxy)benzene, 1, 3-Dioxaindane 250GR 1,3-Benzodioxole, 99%

N-Acryloxysuccinimide, 99%, ACROS Organics™

Chemical Name or Material: N-Acryloxysuccinimide Assay: 99% Assay Percent Range: 99% Molecular Formula: C7H7NO4 Formula Weight: 169.14 5GR N-Acryloxysuccinimide, 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 2.5LT Pyridine, 99.5%, Extra Dry over Molecular Sieve, AcroSeal

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