Heterocyclic Building Blocks

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

CAS: 123-91-1 Molecular Formula: C4H8O2 Molecular Weight (g/mol): 88.106 InChI Key: RYHBNJHYFVUHQT-UHFFFAOYSA-N Synonym: dioxane, p-dioxane, 1,4-diethylene dioxide, diethylene ether, dioxan, 1,4-dioxacyclohexane, diethylene dioxide, dioxanne, di ethylene oxide, tetrahydro-p-dioxin PubChem CID: 31275 ChEBI: CHEBI:47032 IUPAC Name: 1,4-dioxane SMILES: C1COCCO1 2.5LT 1,4-Dioxane, 99.8%, Extra Dry, stabilized, AcroSeal

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

CAS: 123-91-1 Molecular Formula: C4H8O2 Molecular Weight (g/mol): 88.106 MDL Number: MFCD00006571 InChI Key: RYHBNJHYFVUHQT-UHFFFAOYSA-N Synonym: dioxane, p-dioxane, 1,4-diethylene dioxide, diethylene ether, dioxan, 1,4-dioxacyclohexane, diethylene dioxide, dioxanne, di ethylene oxide, tetrahydro-p-dioxin PubChem CID: 31275 ChEBI: CHEBI:47032 IUPAC Name: 1,4-dioxane SMILES: C1COCCO1 2.5LT 1,4-Dioxane, 99.5%, Extra Dry over Molecular Sieve, stabilized, AcroSeal

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

CAS: 872-50-4 Molecular Formula: C5H9NO Molecular Weight (g/mol): 99.133 MDL Number: MFCD00003193 InChI Key: SECXISVLQFMRJM-UHFFFAOYSA-N Synonym: 1-methyl-2-pyrrolidinone, n-methyl-2-pyrrolidone, n-methylpyrrolidone, 1-methyl-2-pyrrolidone, methylpyrrolidone, m-pyrol, n-methyl-2-pyrrolidinone, n-methylpyrrolidinone, 1-methylpyrrolidinone, 2-pyrrolidinone, 1-methyl PubChem CID: 13387 ChEBI: CHEBI:7307 IUPAC Name: 1-methylpyrrolidin-2-one SMILES: CN1CCCC1=O 25LT 1-Methyl-2-pyrrolidinone, 99%, extra pure

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

CAS: 110-86-1 Molecular Formula: C5H5N Molecular Weight (g/mol): 79.102 MDL Number: MFCD00011732 InChI Key: JUJWROOIHBZHMG-UHFFFAOYSA-N Synonym: azabenzene, azine, pyridin, piridina, pirydyna, pyridin german, pirydyna polish, piridina italian, rcra waste number u196, caswell no. 717 PubChem CID: 1049 ChEBI: CHEBI:16227 IUPAC Name: pyridine SMILES: C1=CC=NC=C1 2.5LT Pyridine, 99.5%, Extra Dry over Molecular Sieve, AcroSeal

L-Histidine, 98%, ACROS Organics™

CAS: 71-00-1 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.157 MDL Number: MFCD00064315 InChI Key: HNDVDQJCIGZPNO-YFKPBYRVSA-N Synonym: l-histidine, histidine, h-his-oh, glyoxaline-5-alanine, anti-rheuma, l---histidine, istidina, s-histidine, l-histidin, l-histidine PubChem CID: 6274 ChEBI: CHEBI:15971 IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid SMILES: C1=C(NC=N1)CC(C(=O)O)N 100GR L-Histidine, 98%

Thiamine Hydrochloride 98.5-101.5%, ACROS Organics™

CAS: 67-03-8 Molecular Formula: C12H18Cl2N4OS Molecular Weight (g/mol): 337.263 MDL Number: MFCD00012780 InChI Key: DPJRMOMPQZCRJU-UHFFFAOYSA-M Synonym: thiamine hydrochloride, vitamin b1 hydrochloride, thiamine hcl, aneurine hydrochloride, berin, thiamine chloride hydrochloride, trophite, thiamin chloride, thiamine dichloride, thiaminium chloride PubChem CID: 6202 ChEBI: CHEBI:49105 IUPAC Name: 2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazol-3-ium-5-yl]ethanol;chloride;hydrochloride SMILES: CC1=C(SC=[N+]1CC2=CN=C(N=C2N)C)CCO.Cl.[Cl-] 100GR Thiamine hydrochloride, %, 98.5-101.5%

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

CAS: 110-86-1 Molecular Formula: C5H5N Molecular Weight (g/mol): 79.102 MDL Number: MFCD00011732 InChI Key: JUJWROOIHBZHMG-UHFFFAOYSA-N Synonym: azabenzene, azine, pyridin, piridina, pirydyna, pyridin german, pirydyna polish, piridina italian, rcra waste number u196, caswell no. 717 PubChem CID: 1049 ChEBI: CHEBI:16227 IUPAC Name: pyridine SMILES: C1=CC=NC=C1 25LT Pyridine, 99+%, extra pure

Alfa Aesar™ Folinic acid calcium salt hydrate, 98%

CAS: 1492-18-8 Molecular Formula: C20H22CaN7O7+ Molecular Weight (g/mol): 512.516 MDL Number: MFCD00149463 InChI Key: KVUAALJSMIVURS-ZEDZUCNESA-M Synonym: calcium folinate PubChem CID: 131675590 IUPAC Name: calcium;(4S)-4-[[4-[(2-amino-5-formyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl)methylamino]benzoyl]amino]-5-hydroxy-5-oxopentanoate SMILES: C1C(N(C2=C(N1)NC(=NC2=O)N)C=O)CNC3=CC=C(C=C3)C(=O)NC(CCC(=O)[O-])C(=O)O.[Ca+2] 1GR Folinic acid calcium salt hydrate, 98% 1g

Imidazole, 99+%, crystalline, ACROS Organics™

CAS: 288-32-4 Molecular Formula: C3H4N2 Molecular Weight (g/mol): 68.079 MDL Number: MFCD00005183 InChI Key: RAXXELZNTBOGNW-UHFFFAOYSA-N Synonym: imidazole, glyoxaline, imidazol, iminazole, miazole, 1,3-diazole, glyoxalin, imutex, 1,3-diaza-2,4-cyclopentadiene, pyrro b monazole PubChem CID: 795 ChEBI: CHEBI:16069 IUPAC Name: 1H-imidazole SMILES: C1=CN=CN1 2.5KG Imidazole, 99+%, crystalline

Methylene Blue, pure, certified, ACROS Organics™

CAS: 7220-79-3 Molecular Formula: C16H24ClN3O3S Molecular Weight (g/mol): 373.90 MDL Number: MFCD00012111 InChI Key: XQAXGZLFSSPBMK-UHFFFAOYSA-M Synonym: Basic Blue 9 PubChem CID: 6099 ChEBI: CHEBI:6872 IUPAC Name: [7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium;chloride SMILES: CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-] 500GR Methylene Blue, pure, certified, residual water

Pyrrolidine +99%, ACROS Organics™

CAS: 123-75-1 Molecular Formula: C4H9N Molecular Weight (g/mol): 71.123 MDL Number: MFCD00005249 InChI Key: RWRDLPDLKQPQOW-UHFFFAOYSA-N Synonym: tetrahydropyrrole, tetrahydro pyrrole, azacyclopentane, azolidine, tetramethylenimine, butylenimine, perhydropyrrole, prolamine, 1-azacyclopentane, tetramethyleneimine PubChem CID: 31268 ChEBI: CHEBI:33135 IUPAC Name: pyrrolidine SMILES: C1CCNC1 10LT Pyrrolidine, 99+%

L(-)-Proline, 99+%, ACROS Organics™

CAS: 147-85-3 Molecular Formula: C5H9NO2 Molecular Weight (g/mol): 115.132 MDL Number: MFCD00064318 InChI Key: ONIBWKKTOPOVIA-BYPYZUCNSA-N Synonym: l-proline, proline, l---proline, s-pyrrolidine-2-carboxylic acid, 2-pyrrolidinecarboxylic acid, --proline, --s-proline, 2s-pyrrolidine-2-carboxylic acid, prolinum, h-pro-oh PubChem CID: 145742 ChEBI: CHEBI:17203 IUPAC Name: (2S)-pyrrolidine-2-carboxylic acid SMILES: C1CC(NC1)C(=O)O 5GR L(-)-Proline, 99+%

Cycloheximide, 95%, ACROS Organics™

CAS: 66-81-9 Molecular Formula: C15H23NO4 Molecular Weight (g/mol): 281.352 MDL Number: MFCD00082346 InChI Key: YPHMISFOHDHNIV-FSZOTQKASA-N Synonym: cycloheximide, actidione, cicloheximide, naramycin a, kaken, actidion, actidone, hizarocin, naramycin, neocycloheximide PubChem CID: 6197 ChEBI: CHEBI:27641 IUPAC Name: 4-[(2R)-2-[(1S,3S,5S)-3,5-dimethyl-2-oxocyclohexyl]-2-hydroxyethyl]piperidine-2,6-dione SMILES: CC1CC(C(=O)C(C1)C(CC2CC(=O)NC(=O)C2)O)C 25GR Cycloheximide, 95%

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

CAS: 872-50-4 Molecular Formula: C5H9NO Molecular Weight (g/mol): 99.133 MDL Number: MFCD00003193 InChI Key: SECXISVLQFMRJM-UHFFFAOYSA-N Synonym: 1-methyl-2-pyrrolidinone, n-methyl-2-pyrrolidone, n-methylpyrrolidone, 1-methyl-2-pyrrolidone, methylpyrrolidone, m-pyrol, n-methyl-2-pyrrolidinone, n-methylpyrrolidinone, 1-methylpyrrolidinone, 2-pyrrolidinone, 1-methyl PubChem CID: 13387 ChEBI: CHEBI:7307 IUPAC Name: 1-methylpyrrolidin-2-one SMILES: CN1CCCC1=O 2.5LT 1-Methyl-2-pyrrolidinone, 99.5%, Extra Dry over Molecular Sieve, AcroSeal

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

CAS: 123-91-1 Molecular Formula: C4H8O2 Molecular Weight (g/mol): 88.106 MDL Number: MFCD00006571 InChI Key: RYHBNJHYFVUHQT-UHFFFAOYSA-N Synonym: dioxane, p-dioxane, 1,4-diethylene dioxide, diethylene ether, dioxan, 1,4-dioxacyclohexane, diethylene dioxide, dioxanne, di ethylene oxide, tetrahydro-p-dioxin PubChem CID: 31275 ChEBI: CHEBI:47032 IUPAC Name: 1,4-dioxane SMILES: C1COCCO1 1LT 1,4-Dioxane, 99+%, extra pure, stabilized

2,4-Dimethyl-3-ethylpyrrole 96%, ACROS Organics™

CAS: 517-22-6 Molecular Formula: C8H13N Molecular Weight (g/mol): 123.199 MDL Number: MFCD00005222 InChI Key: ZEBBLOXDLGIMEG-UHFFFAOYSA-N Synonym: 2,4-dimethyl-3-ethylpyrrole, kryptopyrrole, kryptopyrrol, 3-ethyl-2,4-dimethylpyrrole, cryptopyrrole, 2,4-dimethyl-3-ethyl-1h-pyrrole, 1h-pyrrole, 3-ethyl-2,4-dimethyl, pyrrole, 3-ethyl-2,4-dimethyl, acmc-209kvh, 5-20-05-00099 beilstein handbook reference PubChem CID: 10600 IUPAC Name: 3-ethyl-2,4-dimethyl-1H-pyrrole SMILES: CCC1=C(NC=C1C)C 5GR 2,4-Dimethyl-3-ethylpyrrole, 96%

Eosin Y, pure, certified, ACROS Organics™

25GR Eosin Y, pure, certified

Adenine, 99.5+%, ACROS Organics™

CAS: 73-24-5 Molecular Formula: C5H5N5 Molecular Weight (g/mol): 135.13 MDL Number: MFCD00041790 InChI Key: GFFGJBXGBJISGV-UHFFFAOYSA-N Synonym: adenine, 1h-purin-6-amine, 6-aminopurine, 9h-purin-6-amine, vitamin b4, adenin, adeninimine, leuco-4, 6-amino-1h-purine, 6-amino-3h-purine PubChem CID: 190 ChEBI: CHEBI:16708 IUPAC Name: 7H-purin-6-amine SMILES: C1=NC2=C(N1)C(=NC=N2)N 500GR Adenine, 99%

Scopolamine Hydrobromide Trihydrate 99%, ACROS Organics™

CAS: 6533-68-2 Molecular Formula: C17H28BrNO7 Molecular Weight (g/mol): 438.315 MDL Number: MFCD00150066 InChI Key: LACQPOBCQQPVIT-KTOIMGSCSA-N Synonym: hyoscine hydrobromide trihydrate PubChem CID: 131632304 SMILES: CN1C2CC(CC1C3C2O3)OC(=O)C(CO)C4=CC=CC=C4.O.O.O.Br 1GR Scopolamine hydrobromide trihydrate, 99%

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

CAS: 34369-07-8 Molecular Formula: C10H16N5Na2O14P3 Molecular Weight (g/mol): 569.16 InChI Key: NTBQNWBHIXNPRU-MSQVLRTGSA-L Synonym: atp disodium salt hydrate, atp disodium salt, atp disodium hydrate, adenosine 5'-triphosphate disodium salt hydrate, atp disodium salt trihydrate, 56-65-5 non-sodium, 987-65-5 anhydrous, 5 inverted exclamation marka-atp-na2, adenosine 5'-triphosphate disodium salt hydrate, adenosine 5'-triphosphate disodium sal& PubChem CID: 131664345 IUPAC Name: disodium;[[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-hydroxyphosphoryl] phosphate;hydrate SMILES: C1=NC2=C(C(=N1)N)N=CN2C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)([O-])[O-])O)O.O.[Na+].[Na+] 50GR Adenosine 5'-triphosphate, disodium salt hydrate, 98%

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

CAS: 145224-94-8 Molecular Formula: C6H15NO5S Molecular Weight (g/mol): 213.248 MDL Number: MFCD00149409 InChI Key: MIIIXQJBDGSIKL-UHFFFAOYSA-N Synonym: 2-(N-Morpholino)ethanesulfonic acid monohydrate PubChem CID: 16218417 IUPAC Name: 2-morpholin-4-ylethanesulfonic acid;hydrate SMILES: C1COCCN1CCS(=O)(=O)O.O 2.5KG MES monohydrate, 99+%, for biochemistry

Theobromine, 99%, ACROS Organics™

CAS: 83-67-0 Molecular Formula: C7H8N4O2 Molecular Weight (g/mol): 180.167 MDL Number: MFCD00022830 InChI Key: YAPQBXQYLJRXSA-UHFFFAOYSA-N Synonym: theobromine, 3,7-dimethylxanthine, diurobromine, teobromin, theosalvose, theostene, santheose, thesodate, thesal, theobromin PubChem CID: 5429 ChEBI: CHEBI:28946 IUPAC Name: 3,7-dimethylpurine-2,6-dione SMILES: CN1C=NC2=C1C(=O)NC(=O)N2C 250GR Theobromine, 99%

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

CAS: 67-47-0 Molecular Formula: C6H6O3 Molecular Weight (g/mol): 126.111 InChI Key: NOEGNKMFWQHSLB-UHFFFAOYSA-N Synonym: 5-hydroxymethylfurfural, 5-hydroxymethyl-2-furaldehyde, 5-hydroxymethyl furfural, 5-hydroxymethyl furan-2-carbaldehyde, hydroxymethylfurfural, 5-hydroxymethyl-2-furaldehyde, 5-hydroxymethyl-2-furfural, 5-oxymethylfurfurole, 5-hydroxymethylfuraldehyde, hydroxymethylfurfurole PubChem CID: 237332 ChEBI: CHEBI:412516 IUPAC Name: 5-(hydroxymethyl)furan-2-carbaldehyde SMILES: C1=C(OC(=C1)C=O)CO 25GR 5-(Hydroxymethyl)furfural, 98%

Quinoline, 99%, ACROS Organics™

CAS: 91-22-5 Molecular Formula: C9H7N Molecular Weight (g/mol): 129.162 MDL Number: MFCD00006736 InChI Key: SMWDFEZZVXVKRB-UHFFFAOYSA-N Synonym: chinolin, chinoline, 1-benzazine, quinolin, 1-azanaphthalene, chinoleine, leucol, benzo b pyridine, benzopyridine, leukol PubChem CID: 7047 ChEBI: CHEBI:17362 IUPAC Name: quinoline SMILES: C1=CC=C2C(=C1)C=CC=N2 2.5KG Quinoline, 99%

Aflatoxin B1, crystalline, ACROS Organics™

CAS: 1162-65-8 Molecular Formula: C17H12O6 Molecular Weight (g/mol): 312.277 MDL Number: MFCD00869647 InChI Key: OQIQSTLJSLGHID-WNWIJWBNSA-N Synonym: aflatoxin b1, ccris 12, unii-9n2n2y55mh, afb1, 2,3,6aalpha,9aalpha-tetrahydro-4-methoxycyclopenta c furo 3',2':4,5 furo 2,3-h 1 benzopyran-1,11-dione, 1h,11h-cyclopenta c furo 3',2':4,5 furo 2,3-h 1 benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-4-methoxy-, 6ar,9as, cyclopenta c furo 3',2':4,5 furo 2,3-h 1 benzopyran-1,11-dione, 2,3,6a,9a-tetrahydro-4-methoxy, cyclopenta c furo 3',2':4,5 furo 2,3-h 1 benzopyran-1,11-dione, 2,3,6a,9a-tetrahydro-4-methoxy-, 6ar,9as, aflatoxin-b1, aflatoxin b PubChem CID: 186907 ChEBI: CHEBI:2504 SMILES: COC1=C2C3=C(C(=O)CC3)C(=O)OC2=C4C5C=COC5OC4=C1 50MG Aflatoxin B1, crystalline

Imidazole, 99%, ACROS Organics™

CAS: 288-32-4 Molecular Formula: C3H4N2 Molecular Weight (g/mol): 68.079 InChI Key: RAXXELZNTBOGNW-UHFFFAOYSA-N Synonym: imidazole, glyoxaline, imidazol, iminazole, miazole, 1,3-diazole, glyoxalin, imutex, 1,3-diaza-2,4-cyclopentadiene, pyrro b monazole PubChem CID: 795 ChEBI: CHEBI:16069 IUPAC Name: 1H-imidazole SMILES: C1=CN=CN1 10KG Imidazole, 99%

Picolinic Acid 99%, ACROS Organics™

CAS: 98-98-6 Molecular Formula: C6H5NO2 Molecular Weight (g/mol): 123.111 MDL Number: MFCD00006293 InChI Key: SIOXPEMLGUPBBT-UHFFFAOYSA-N Synonym: picolinic acid, 2-pyridinecarboxylic acid, 2-picolinic acid, 2-carboxypyridine, alpha-picolinic acid, o-pyridinecarboxylic acid, pyridinecarboxylic acid, alpha-pyridinecarboxylic acid, picolinate, acide picolique PubChem CID: 1018 ChEBI: CHEBI:28747 IUPAC Name: pyridine-2-carboxylic acid SMILES: C1=CC=NC(=C1)C(=O)O 100GR Picolinic acid, 99%

Tetrahydrofuran-d8, for NMR, packaged in 0.75 ml ampoules, 99.5 atom % D, ACROS Organics™

7.5ML Tetrahydrofuran-d8, for NMR, packaged in 0.75 ml ampoules, 99.5 atom % D

Rose Bengal, 85%, pure, high purity, Biological stain, ACROS Organics™

CAS: 632-69-9 Molecular Formula: C20H4Cl4I4Na2O5 Molecular Weight (g/mol): 1019.644 MDL Number: MFCD00005043 InChI Key: DPBQSRZQYAYDGY-UHFFFAOYSA-N Synonym: Acid Red 94, C.I. 45440 PubChem CID: 87244310 IUPAC Name: sodium;4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one SMILES: C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I.[Na].[Na] 5GR Rose Bengal, 85%, pure, high purity, Biological stain

L-Histidine hydrochloride monohydrate, 98%, ACROS Organics™

CAS: 5934-29-2 Molecular Formula: C6H12ClN3O3 Molecular Weight (g/mol): 209.63 MDL Number: MFCD00151027 InChI Key: CMXXUDSWGMGYLZ-XRIGFGBMSA-N Synonym: l-histidine hydrochloride hydrate, l-histidine hydrochloride monohydrate, s-2-amino-3-1h-imidazol-4-yl propanoic acid hydrochloride hydrate, h-his-oh.hcl.h2o, l-histidine monohydrochloride monohydrate, l-histidine, monohydrochloride, monohydrate, l-histidin hydrate hydrochloride, histidine, monohydrochloride, monohydrate, l, h-his-ohhclh2o, l-histidine, hydrochloride, monohydrate PubChem CID: 165377 IUPAC Name: (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid;hydrate;hydrochloride SMILES: C1=C(NC=N1)CC(C(=O)O)N.O.Cl 500GR L-Histidine hydrochloride monohydrate, 98%

  spinner