Heterocyclic Building Blocks

Pyrrole, 99%, extra pure, ACROS Organics™

CAS: 109-97-7 Molecular Formula: C4H5N Molecular Weight (g/mol): 67.09 MDL Number: MFCD00005216 InChI Key: KAESVJOAVNADME-UHFFFAOYSA-N Synonym: pyrrole, divinylenimine, azole, imidole, pyrrol, monopyrrole, divinyleneimine, 1-aza-2,4-cyclopentadiene, polypyrrole, unii-86s1zd6l2c PubChem CID: 8027 ChEBI: CHEBI:19203 IUPAC Name: 1H-pyrrole SMILES: C1=CNC=C1

1,3,5-Triazine-2,4,6-trithiol trisodium salt, approx. 15% solution in water, ACROS Organics™

CAS: 17766-26-6 Molecular Formula: C3N3Na3S3 Molecular Weight (g/mol): 243.22 InChI Key: YQHCWFVOBRIHOM-UHFFFAOYSA-N Synonym: 1,3,5-triazine-2,4,6 1h,3h,5h-trithione, trisodium salt, 1,3,5-triazine-2,4,6-trithiol trisodium salt, trithiocyanuric acid trisodium PubChem CID: 66735895 IUPAC Name: sodium;1,3,5-triazinane-2,4,6-trithione SMILES: C1(=S)NC(=S)NC(=S)N1.[Na].[Na].[Na]

Alfa Aesar™ 3-Methyl-2-benzothiazolinone hydrazone hydrochloride hydrate, 97%

CAS: 149022-15-1 Molecular Formula: C8H10ClN3S Molecular Weight (g/mol): 215.699 MDL Number: MFCD00149370 InChI Key: OEZPVSPULCMUQB-DQMXGCRQSA-N Synonym: unii-9u2c4w7epr, mbth hydrochloride, 9u2c4w7epr, 3-methyl-2-benzothiazolone hydrazone hydrochloride, 3-methyl-2-benzothiazolinone hydrazone hydrochloride, z-2-hydrazono-3-methyl-2,3-dihydrobenzo d thiazole hydrochloride, mbth hcl, ccris 1543, 2 3h-benzothiazolone, 3-methyl-, hydrazone, hydrochloride 1:1, 2e-2-hydrazinylidene-3-methyl-1,3-benzothiazole hydrochloride PubChem CID: 9575839 IUPAC Name: (Z)-(3-methyl-1,3-benzothiazol-2-ylidene)hydrazine;hydrochloride SMILES: CN1C2=CC=CC=C2SC1=NN.Cl

Alfa Aesar™ 1H-Pyrazole-3,5-dicarboxylic acid monohydrate, 98%

CAS: 303180-11-2 Molecular Formula: C5H6N2O5 Molecular Weight (g/mol): 174.112 MDL Number: MFCD00149323 InChI Key: GLINCONFUZIMCN-UHFFFAOYSA-N Synonym: 1h-pyrazole-3,5-dicarboxylic acid hydrate, 3,5-pyrazoledicarboxylic acid monohydrate, 1h-pyrazole-3,5-dicarboxylic acid monohydrate, pyrazole-3,5-dicarboxylic acid, hydrate, acmc-1aezk, 3,5-pyrazoledicarboxylic acid hydrate, 1h-pyrazole-3,5-dicarboxylicacidmonohydrate, 1h-pyrazole-3,5-dicarboxylic acid; hydrate, 1h-pyrazole-3,5-dicarboxylic acid hydrate 1:1 PubChem CID: 2723723 IUPAC Name: 1H-pyrazole-3,5-dicarboxylic acid;hydrate SMILES: C1=C(NN=C1C(=O)O)C(=O)O.O

2,4-Pyridinedicarboxylic acid hydrate, 99+%, ACROS Organics™

CAS: 499-80-9 Molecular Formula: C7H5NO4·xH2O Molecular Weight (g/mol): 167.12 MDL Number: MFCD00149413 InChI Key: MJIVRKPEXXHNJT-UHFFFAOYSA-N Synonym: 2,4-pyridinedicarboxylic acid, lutidinic acid, 2,4-lutidinic acid, 2,4-pyridinedicarboxylicacid, hydrate 1:1, 4nrq, pd2, 4-carboxypicolinic acid, pubchem16314, pyridine carboxylate, 6a, acmc-1bnb9 PubChem CID: 10365 ChEBI: CHEBI:44737 IUPAC Name: pyridine-2,4-dicarboxylic acid SMILES: C1=CN=C(C=C1C(=O)O)C(=O)O

Alfa Aesar™ 5-Methyl-1H-tetrazole, 97%

CAS: 4076-36-2 Molecular Formula: C2H4N4 Molecular Weight (g/mol): 84.082 MDL Number: MFCD00129971 InChI Key: XZGLNCKSNVGDNX-UHFFFAOYSA-N Synonym: 5-methyltetrazole, 5-methyl-1h-tetrazole, 5-methyl tetrazole, 1h-tetrazole, 5-methyl, 5-methyl-1h-tertazole, tetrazole, 5-methyl, 5-methyl-1h-1,2,3,4-tetrazole, 5-methyl-2h-1,2,3,4-tetrazole, 2h-tetrazole, 5-methyl, 5-methyl-1h-1,2,3,4-tetraazole PubChem CID: 138107 IUPAC Name: 5-methyl-2H-tetrazole SMILES: CC1=NNN=N1

MES sodium salt, 99%, ACROS Organics™

CAS: 71119-23-8 Molecular Formula: C6H12NNaO4S Molecular Weight (g/mol): 217.215 MDL Number: MFCD00065473 InChI Key: IRHWMYKYLWNHTL-UHFFFAOYSA-M PubChem CID: 23673676 ChEBI: CHEBI:62955 IUPAC Name: sodium;2-morpholin-4-ylethanesulfonate SMILES: C1COCCN1CCS(=O)(=O)[O-].[Na+]

Methyl Viologen hydrate, 98%, ACROS Organics™

CAS: 1910-42-5 Molecular Formula: C12H14Cl2N2 Molecular Weight (g/mol): 257.158 MDL Number: MFCD00150001 InChI Key: FIKAKWIAUPDISJ-UHFFFAOYSA-L Synonym: Paraquat, dichloride PubChem CID: 15938 ChEBI: CHEBI:28786 IUPAC Name: 1-methyl-4-(1-methylpyridin-1-ium-4-yl)pyridin-1-ium;dichloride SMILES: C[N+]1=CC=C(C=C1)C2=CC=[N+](C=C2)C.[Cl-].[Cl-]

MOPS, 99.5%, for molecular biology, Dnase, Rnase, Prot. free, for peptide sequencing, ACROS Organics™

CAS: 1132-61-2 Molecular Formula: C7H15NO4S Molecular Weight (g/mol): 209.26 MDL Number: MFCD00006183 InChI Key: DVLFYONBTKHTER-UHFFFAOYSA-N Synonym: 3-(N-Morpholino)propanesulfonic acid PubChem CID: 70807 ChEBI: CHEBI:44115 IUPAC Name: 3-morpholin-4-ylpropane-1-sulfonic acid SMILES: C1COCCN1CCCS(=O)(=O)O

FerroZine(TM) iron reagent, hydrate, 98+%, pure, ACROS Organics™

CAS: 1266615-85-3 Molecular Formula: C20H13N4NaO6S2·xH2O Molecular Weight (g/mol): 492.46 InChI Key: TXAJQBKMPKPCAD-UHFFFAOYSA-N Synonym: ferrozine mono-sodium salt hydrate, ferrozine™ iron reagent, c20h13n4o6s2.na.h2o, pdt disulfonate monosodium salt hydrate, 3-2-pyridyl-5,6-diphenyl-1,2,4-triazine-p,p inverted exclamation marka-disulfonic acid monosodium salt hydrate, 3-2-pyridyl-5,6-diphenyl-1,2,4-triazine-p,p'-disulfonic acid monosodium salt hydrate PubChem CID: 129893581

Hydrogen fluoride-pyridine, 65-70%, ACROS Organics™

CAS: 32001-55-1 Molecular Formula: C5H6FN Molecular Weight (g/mol): 99.11 MDL Number: MFCD00012436 InChI Key: GRJJQCWNZGRKAU-UHFFFAOYSA-N Synonym: pyridine hydrofluoride, hydrogen fluoride-pyridine, olah's reagent, pyridinium fluoride, hydrogen fluoride pyridine complex, hydrogen fluoride pyridine, hf-pyridine, pyridine, hydrofluoride 1:1, pyridinium poly hydrogen fluoride, hydrogen fluoride/pyridine PubChem CID: 64774 IUPAC Name: pyridine;hydrofluoride SMILES: C1=CC=NC=C1.F

4,5-Dicyanoimidazole, 99%, ACROS Organics™

CAS: 1122-28-7 Molecular Formula: C5H2N4 Molecular Weight (g/mol): 118.1 MDL Number: MFCD00005194 InChI Key: XGDRLCRGKUCBQL-UHFFFAOYSA-N Synonym: 4,5-dicyanoimidazole, imidazole-4,5-dicarbonitrile, 4,5-imidazoledicarbonitrile, activator, pubchem7602, 4, 5-dicyanoimidazole, moa 7, imidazole-4,5-dinitrile, acmc-1brr7, 4,5-dicyano-1h-imidazole PubChem CID: 70729 IUPAC Name: 1H-imidazole-4,5-dicarbonitrile SMILES: C1=NC(=C(N1)C#N)C#N

4-Vinylpyridine, 95%, stabilized, ACROS Organics™

CAS: 100-43-6 Molecular Formula: C7H7N Molecular Weight (g/mol): 105.14 MDL Number: MFCD00006447 InChI Key: KFDVPJUYSDEJTH-UHFFFAOYSA-N Synonym: 4-vinylpyridine, pyridine, 4-ethenyl, pyridine, 4-vinyl, gamma-vinylpyridine, unii-i56g67xm8d, ccris 5240, 4vp, 4-pyridylethylene, 4-vinyl-pyridine, 4-vinyl pyridine PubChem CID: 7502 IUPAC Name: 4-ethenylpyridine SMILES: C=CC1=CC=NC=C1

2-Pyrrolidone-5-carboxylic acid, sodium salt, 50 wt.% solution in water, ACROS Organics™

CAS: 54571-67-4 Molecular Formula: C5H6NNaO3 Molecular Weight (g/mol): 151.097 MDL Number: MFCD00066984 InChI Key: CRPCXAMJWCDHFM-UHFFFAOYSA-M Synonym: sodium 5-oxopyrrolidine-2-carboxylate, sodium 5-oxo-dl-prolinate, monosodium 5-oxoproline, sodium 2-pyrrolidone-5-carboxylate, pca soda, proline, 5-oxo-, sodium salt 1:1, 2-pyrrolidone-5-carboxylic acid sodium salt, nalidone, 5-oxo-dl-proline, monosodium salt, dl-proline, 5-oxo-, monosodium salt PubChem CID: 23666346 IUPAC Name: sodium;5-oxopyrrolidine-2-carboxylate SMILES: C1CC(=O)NC1C(=O)[O-].[Na+]

Alfa Aesar™ Lithium 4,5-dicyano-2-(trifluoromethyl)imidazole, 95%

CAS: 761441-54-7 Molecular Formula: C6F3LiN4 Molecular Weight (g/mol): 192.03 MDL Number: MFCD18827480 InChI Key: CVVIFWCYVZRQIY-UHFFFAOYSA-N Synonym: litdi, lithium 4,5-dicyano-2-trifluoromethyl imidazole, lithium 4,5-dicyano-2-trifluoromethyl-imidazolide, 1-lithio-2-trifluoromethyl-1h-imidazole-4,5-dicarbonitrile PubChem CID: 73995168

beta-Propiolactone, 97%, Alfa Aesar™

CAS: 57-57-8 Molecular Formula: C3H4O2 Molecular Weight (g/mol): 72.063 MDL Number: MFCD00005169 InChI Key: VEZXCJBBBCKRPI-UHFFFAOYSA-N Synonym: beta-propiolactone, propiolactone, 2-oxetanone, propanolide, betaprone, 3-propanolide, 1,3-propiolactone, 3-propiolactone, beta-propionolactone, beta-propiolakton PubChem CID: 2365 ChEBI: CHEBI:49073 IUPAC Name: oxetan-2-one SMILES: C1COC1=O

Alfa Aesar™ L-beta-Proline, 98+%

CAS: 72580-53-1 Molecular Formula: C5H9NO2 Molecular Weight (g/mol): 115.132 MDL Number: MFCD06738463 InChI Key: JAEIBKXSIXOLOL-BYPYZUCNSA-N Synonym: s-pyrrolidine-3-carboxylic acid, pubchem11126, s-+-pyrrolidine-3-carboxylic acid, l-beta-proline, 3s-3-pyrrolidinecarboxylic acid, 3s-pyrrolidine-3-carboxylic acid, 3-pyrrolidinecarboxylic acid, 3s, s-pyrrolidine-3-carboxylicacid, s-beta-proline, s-, a-proline PubChem CID: 1501969 IUPAC Name: (3S)-pyrrolidine-3-carboxylic acid SMILES: C1CNCC1C(=O)O

Benzo[b]furan, 99+%, Alfa Aesar™

CAS: 271-89-6 Molecular Formula: C8H6O Molecular Weight (g/mol): 118.135 MDL Number: MFCD00005847 InChI Key: IANQTJSKSUMEQM-UHFFFAOYSA-N Synonym: benzofuran, 2,3-benzofuran, coumarone, benzo b furan, cumarone, benzofurfuran, 1-oxindene, coumaron, 1-oxidene PubChem CID: 9223 ChEBI: CHEBI:35260 IUPAC Name: 1-benzofuran SMILES: C1=CC=C2C(=C1)C=CO2

Alfa Aesar™ 2-Amino-4-(2-pyridyl)thiazole, 97%

CAS: 30235-26-8 Molecular Formula: C8H7N3S Molecular Weight (g/mol): 177.225 MDL Number: MFCD00460417 InChI Key: BLKHMTAXNXLDJP-UHFFFAOYSA-N Synonym: 4-pyridin-2-yl thiazol-2-amine, 4-pyridin-2-yl-thiazol-2-ylamine, 4-pyridin-2-yl-1,3-thiazol-2-amine, 2-amino-4-2-pyridyl thiazole, 2-thiazolamine, 4-2-pyridinyl, 4-2-pyridinyl-1,3-thiazol-2-amine, 4-2-pyridinyl-2-thiazolamine, 4-2-pyridinyl thiazol-2-amine, 4-2-pyridyl-1,3-thiazole-2-ylamine, 4-pyridin-2-yl-thiazole-2-ylamine PubChem CID: 1092459 IUPAC Name: 4-pyridin-2-yl-1,3-thiazol-2-amine SMILES: C1=CC=NC(=C1)C2=CSC(=N2)N

Tetrakis(1-pyrazolyl)borate, potassium salt, 95%, ACROS Organics™

CAS: 14782-58-2 Molecular Formula: C12H12BKN8 Molecular Weight (g/mol): 318.2 MDL Number: MFCD00800557 InChI Key: RKBGLZQVHBLUBM-UHFFFAOYSA-N Synonym: tetrakis 1-pyrazolyl borate, potassium tetrakis pyrazol-1-yloxy boranuide PubChem CID: 92043288 IUPAC Name: potassium;tetra(pyrazol-1-yloxy)boranuide SMILES: [B-](ON1C=CC=N1)(ON2C=CC=N2)(ON3C=CC=N3)ON4C=CC=N4.[K+]

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

Alfa Aesar™ 4-Fluoro-1,3-dioxolan-2-one, 98%

CAS: 114435-02-8 Molecular Formula: C3H3FO3 Molecular Weight (g/mol): 106.052 MDL Number: MFCD06247543 InChI Key: SBLRHMKNNHXPHG-UHFFFAOYSA-N Synonym: fluoroethylene carbonate, 1,3-dioxolan-2-one, 4-fluoro, fluoro ethylene carbonate, 4-fluoro-1,3-dioxalan-2-one, 4-fluoro-2-oxo-1,3-dioxolane, 4-fluoro-ethylene carbonate, 4-fluoro-ethylene carboante, ksc219e1h, fec, lithium ion battery grade PubChem CID: 2769656 IUPAC Name: 4-fluoro-1,3-dioxolan-2-one SMILES: C1C(OC(=O)O1)F

Alfa Aesar™ 1-n-Butylpyridinium bromide, 99%

CAS: 874-80-6 Molecular Formula: C9H14BrN Molecular Weight (g/mol): 216.122 MDL Number: MFCD00671496 InChI Key: KVBQNFMTEUEOCD-UHFFFAOYSA-M Synonym: 1-butylpyridinium bromide, butylpyridinium bromide, 1-butylpyridin-1-ium bromide, n-butylpyridinium bromide, unii-f72fd1bswg, f72fd1bswg, 1-n-butylpyridinium bromide, pyridinium, 1-butyl-, bromide, 1-butylpyridiniumbromide, acmc-209qnu PubChem CID: 2734238 IUPAC Name: 1-butylpyridin-1-ium;bromide SMILES: CCCC[N+]1=CC=CC=C1.[Br-]

6-Benzylaminopurine, 99%, ACROS Organics™

CAS: 1214-39-7 Molecular Formula: C12H11N5 Molecular Weight (g/mol): 225.255 MDL Number: MFCD00005572 InChI Key: NWBJYWHLCVSVIJ-UHFFFAOYSA-N Synonym: 6-benzylaminopurine, benzyladenine, n6-benzyladenine, n-benzyladenine, n-benzyl-9h-purin-6-amine, 6-benzyladenine, 6-benzylamino purine, cytokinin b, adenine, n-benzyl, 6-bap PubChem CID: 62389 ChEBI: CHEBI:29022 IUPAC Name: N-benzyl-7H-purin-6-amine SMILES: C1=CC=C(C=C1)CNC2=NC=NC3=C2NC=N3

MOPS, 99%, for biochemistry, ACROS Organics™

CAS: 1132-61-2 Molecular Formula: C7H15NO4S Molecular Weight (g/mol): 209.26 MDL Number: MFCD00006183 InChI Key: DVLFYONBTKHTER-UHFFFAOYSA-N Synonym: 3-(N-Morpholino)propanesulfonic acid PubChem CID: 70807 ChEBI: CHEBI:44115 IUPAC Name: 3-morpholin-4-ylpropane-1-sulfonic acid SMILES: C1COCCN1CCCS(=O)(=O)O

7-Hydroxy-4-methylcoumarin, 97%, ACROS Organics™

CAS: 90-33-5 Molecular Formula: C10H8O3 Molecular Weight (g/mol): 176.17 MDL Number: MFCD00006866 InChI Key: HSHNITRMYYLLCV-UHFFFAOYSA-N Synonym: 4-methylumbelliferone, hymecromone, 7-hydroxy-4-methylcoumarin, imecromone, 7-hydroxy-4-methyl-2h-chromen-2-one, cholestil, mendiaxon, 4-methyl-7-hydroxycoumarin, beta-methylumbelliferone, bilcolic PubChem CID: 5280567 ChEBI: CHEBI:17224 IUPAC Name: 7-hydroxy-4-methylchromen-2-one SMILES: CC1=CC(=O)OC2=C1C=CC(=C2)O

L(-)-Tryptophan 99%, ACROS Organics™

CAS: 73-22-3 Molecular Formula: C11H12N2O2 Molecular Weight (g/mol): 204.229 MDL Number: MFCD00064340 InChI Key: QIVBCDIJIAJPQS-VIFPVBQESA-N Synonym: l-tryptophan, tryptophan, l-tryptophane, s-tryptophan, tryptophane, h-trp-oh, optimax, trofan, tryptacin, ardeytropin PubChem CID: 6305 ChEBI: CHEBI:16828 IUPAC Name: (2S)-2-amino-3-(1H-indol-3-yl)propanoic acid SMILES: C1=CC=C2C(=C1)C(=CN2)CC(C(=O)O)N

Lissamine Rhodamine B Sulfonyl Chloride, +99%, ACROS Organics™

CAS: 62796-29-6 Molecular Formula: C27H29ClN2O6S2 Molecular Weight (g/mol): 577.107 MDL Number: MFCD00042001 InChI Key: YERWMQJEYUIJBO-UHFFFAOYSA-N Synonym: Sulforhodamine B sulfonyl chloride PubChem CID: 65223 IUPAC Name: 5-chlorosulfonyl-2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]benzenesulfonate SMILES: CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=C(C=C(C=C4)S(=O)(=O)Cl)S(=O)(=O)[O-]

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