Heterocyclic Building Blocks

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

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 100ML 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

Quinine sulfate dihydrate, 99+%, ACROS Organics™

CAS: 6119-70-6 Molecular Formula: C40H58N4O12S Molecular Weight (g/mol): 818.98 MDL Number: MFCD00150790 InChI Key: OGONMKDIHSZENR-FBWMSXRNSA-N PubChem CID: 134129495 IUPAC Name: (R)-[(2R,4R,5R)-5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-methoxyquinolin-4-yl)methanol;sulfuric acid;tetrahydrate SMILES: COC1=CC2=C(C=CN=C2C=C1)C(C3CC4CCN3CC4C=C)O.COC1=CC2=C(C=CN=C2C=C1)C(C3CC4CCN3CC4C=C)O.O.O.O.O.OS(=O)(=O)O 50GR Quinine sulfate dihydrate, 99+%

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

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

CAS: 58-08-2 Molecular Formula: C8H10N4O2 Molecular Weight (g/mol): 194.194 MDL Number: MFCD00005758 InChI Key: RYYVLZVUVIJVGH-UHFFFAOYSA-N Synonym: caffeine, 1,3,7-trimethylxanthine, guaranine, thein, cafeina, methyltheobromine, koffein, mateina, theine, alert-pep PubChem CID: 2519 ChEBI: CHEBI:27732 IUPAC Name: 1,3,7-trimethylpurine-2,6-dione SMILES: CN1C=NC2=C1C(=O)N(C(=O)N2C)C 2.5KG Caffeine, 98.5%, specified according to thereq. of USP/BP

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

Riboflavin, 98%, ACROS Organics™

CAS: 83-88-5 Molecular Formula: C17H20N4O6 Molecular Weight (g/mol): 382.325 MDL Number: MFCD00005022 InChI Key: AUNGANRZJHBGPY-HAIGJTSVSA-N Synonym: riboflavin, vitamin b2, lactoflavin, riboflavine, vitamin g, lactoflavine, --riboflavin, beflavin, beflavine, flavaxin PubChem CID: 71310809 IUPAC Name: 7,8-dimethyl-10-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]benzo[g]pteridine-2,4-dione SMILES: CC1=CC2=C(C=C1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(CO)O)O)O 100GR Riboflavin, 98%

MES hydrate, 99+%, Acros Organics™

CAS: 1266615-59-1 Molecular Formula: C6H13NO4S·xH2O MDL Number: MFCD00149409 Synonym: 4-Morpholinoethanesulfonic acid hydrate, MES 2.5KG MES hydrate, 99+%, for biochemistry

Tetrahydrofuran-D8, for NMR, 99.5 atom % D, ACROS Organics™

CAS: 1693-74-9 Molecular Formula: C4H8O Molecular Weight (g/mol): 80.156 MDL Number: MFCD00044238 InChI Key: WYURNTSHIVDZCO-SVYQBANQSA-N Synonym: tetrahydrofuran-d8, deuterated thf, octadeuterotetrahydrofuran, deuterated tetrahydrofuran, tetrahydrofuran-d8 thf-d8, tetrahydrofuran-d8, >=99.5 atom % d, 2h4 tetrahydro 2h4 furan, thf-d8, 2h8 tetrahydrofuran, furan-d4-, tetrahydro-d4 PubChem CID: 80290 IUPAC Name: 2,2,3,3,4,4,5,5-octadeuteriooxolane SMILES: C1CCOC1 5ML Tetrahydrofuran-D8, for NMR, 99.5 atom % D

Polyvinylpyrrolidone, average M.W. 3500, K12, ACROS Organics™

CAS: 9003-39-8 Molecular Formula: C6H9NO Molecular Weight (g/mol): 111.144 MDL Number: MFCD01076626 InChI Key: WHNWPMSKXPGLAX-UHFFFAOYSA-N Synonym: n-vinyl-2-pyrrolidone, n-vinylpyrrolidone, 1-vinyl-2-pyrrolidone, 1-vinylpyrrolidin-2-one, n-vinyl-2-pyrrolidinone, vinylpyrrolidone, 2-pyrrolidinone, 1-ethenyl, 1-vinyl-2-pyrrolidinone, n-vinylpyrrolidinone, 1-vinylpyrrolidone PubChem CID: 6917 ChEBI: CHEBI:82551 IUPAC Name: 1-ethenylpyrrolidin-2-one SMILES: C=CN1CCCC1=O 1KG Polyvinylpyrrolidone, average M.W. 3500, K12

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

CAS: 37299-86-8 Molecular Formula: C29H29ClN2Na2O5 Molecular Weight (g/mol): 566.99 InChI Key: NRZDMKVYRRMFRR-UHFFFAOYSA-L PubChem CID: 37718 IUPAC Name: disodium;4-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]benzene-1,3-dicarboxylate;chloride SMILES: CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=C(C=C(C=C4)C(=O)[O-])C(=O)[O-].[Na+].[Na+].[Cl-] 100ML Rhodamine WT, 20% solution in water

1-Methyl-2-pyrrolidinone, ACS reagent, ACROS Organics™

CAS: 872-50-4 Molecular Formula: C5H9NO Molecular Weight (g/mol): 99.133 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 10LT 1-Methyl-2-pyrrolidinone, ACS reagent

Rhodamine 123, +99%, ACROS Organics™

CAS: 62669-70-9 Molecular Formula: C21H19ClN2O4 Molecular Weight (g/mol): 398.843 MDL Number: MFCD00012664 InChI Key: SEXIURXGNASJRB-UHFFFAOYSA-N PubChem CID: 16211830 IUPAC Name: methyl 2-(3-amino-6-iminoxanthen-9-yl)benzoate;hydrate;hydrochloride SMILES: COC(=O)C1=CC=CC=C1C2=C3C=CC(=N)C=C3OC4=C2C=CC(=C4)N.O.Cl 500MG Rhodamine 123, 99+%, pure

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-] 5GR Methyl Viologen hydrate, 98%

Furan, 99+%, stabilized, ACROS Organics™

CAS: 110-00-9 Molecular Formula: C4H4O Molecular Weight (g/mol): 68.075 MDL Number: MFCD00003222 InChI Key: YLQBMQCUIZJEEH-UHFFFAOYSA-N Synonym: divinylene oxide, furfuran, tetrole, oxole, oxacyclopentadiene, furane, 1,4-epoxy-1,3-butadiene, axole, rcra waste number u124, furfurane PubChem CID: 8029 ChEBI: CHEBI:35559 IUPAC Name: furan SMILES: C1=COC=C1 2.5LT Furan, 99+%, stabilized

1,4-Dioxane, 99.5%, for analysis, 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 2.5LT 1,4-Dioxane, 99.5%, for analysis, stabilized

4-Dimethylaminopyridine, 99%, ACROS Organics™

CAS: 1122-58-3 Molecular Formula: C7H10N2 Molecular Weight (g/mol): 122.171 MDL Number: MFCD00006418 InChI Key: VHYFNPMBLIVWCW-UHFFFAOYSA-N Synonym: 4-dimethylaminopyridine, dmap, 4-dimethylamino pyridine, 4-pyridinamine, n,n-dimethyl, n,n-dimethyl-4-pyridinamine, p-dimethylaminopyridine, pyridine, 4-dimethylamino, 4-dimethylamino pyridine, ccris 6176, dimethylpyridin-4-ylamine PubChem CID: 14284 IUPAC Name: N,N-dimethylpyridin-4-amine SMILES: CN(C)C1=CC=NC=C1 500GR 4-Dimethylaminopyridine, 99%

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 5GR Imidazole, 99%

Caffeine, 1mg/ml in methanol, ACROS Organics™

1ML Caffeine, 1mg/ml in methanol

1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate), 96%, ACROS Organics™

CAS: 140681-55-6 Molecular Formula: C7H14B2ClF9N2 Molecular Weight (g/mol): 354.259 InChI Key: TXRPHPUGYLSHCX-UHFFFAOYSA-N Synonym: selectfluor, 1-chloromethyl-4-fluoro-1,4-diazoniabicyclo 2.2.2 octane bis tetrafluoroborate, f-teda-bf4, 1-chloromethyl-4-fluoro-1,4-diazabicyclo 2.2.2 octane-1,4-diium tetrafluoroborate, unii-4p1za6r76d, selectfluor fluorinating reagent, f-teda, selectfluor r fluorinating reagent, 1-chloromethyl-4-fluoro-1,4-diazoniabicyclo 2.2.2 octane ditetrafluoroborate, 1-chloromethyl-4-fluoro-1,4-diazoniabicyclo 2.2.2 octane bis tetrafluoroborate PubChem CID: 2724933 IUPAC Name: 1-(chloromethyl)-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane;ditetrafluoroborate SMILES: [B-](F)(F)(F)F.[B-](F)(F)(F)F.C1C[N+]2(CC[N+]1(CC2)CCl)F 100GR 1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo¢2.2.2!octane bis(tetrafluoroborate), 96%

3-Picoline, 99%, ACROS Organics™

CAS: 108-99-6 Molecular Formula: C6H7N Molecular Weight (g/mol): 93.129 MDL Number: MFCD00006402 InChI Key: ITQTTZVARXURQS-UHFFFAOYSA-N Synonym: 3-picoline, beta-picoline, pyridine, 3-methyl, m-picoline, m-methylpyridine, b-picoline, beta-methylpyridine, .beta.-methylpyridine, .beta.-picoline, meta-methylpyridine PubChem CID: 7970 ChEBI: CHEBI:39922 IUPAC Name: 3-methylpyridine SMILES: CC1=CN=CC=C1 2.5LT 3-Picoline, 99%

Quinoline, 96%, 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 1LT Quinoline, 96%

(±)-Propylene oxide, 99%, pure, ACROS Organics™

CAS: 75-56-9 Molecular Formula: C3H6O Molecular Weight (g/mol): 58.08 MDL Number: MFCD00005126 InChI Key: GOOHAUXETOMSMM-UHFFFAOYSA-N Synonym: propylene oxide, 1,2-epoxypropane, methyloxirane, epoxypropane, propyleneoxide, propene oxide, oxirane, methyl, 1,2-propylene oxide, propylene epoxide, 2,3-epoxypropane PubChem CID: 6378 ChEBI: CHEBI:38685 IUPAC Name: 2-methyloxirane SMILES: CC1CO1 2.5LT (±)-Propylene oxide, 99%, pure

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 500GR Quinoline, 99%

β-Nicotinamide adenine dinucleotide phosphate sodium salt hydrate, 97+%, Acros Organics™

CAS: 1184-16-3 Molecular Formula: C21H28N7NaO17P3 Molecular Weight (g/mol): 766.398 MDL Number: MFCD00150480 InChI Key: ZUXQIVQXILFYQI-QYZPTAICSA-N Synonym: nadp sodium salt, beta-nicotinamide adenine dinucleotide phosphate sodium PubChem CID: 131845262 IUPAC Name: [[(2R,3R,4R,5R)-5-(6-aminopurin-9-yl)-3-hydroxy-4-phosphonooxyoxolan-2-yl]methoxy-hydroxyphosphoryl] [(2R,3S,4R,5R)-5-(3-carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxyoxolan-2-yl]methyl phosphate;sodium SMILES: C1=CC(=C[N+](=C1)C2C(C(C(O2)COP(=O)([O-])OP(=O)(O)OCC3C(C(C(O3)N4C=NC5=C4N=CN=C5N)OP(=O)(O)O)O)O)O)C(=O)N.[Na] 500MG Triphosphopyridine nucleotide, sodium salt,hydrate

Alfa Aesar™ 4,5-Diphenylimidazole, 98+%

CAS: 668-94-0 Molecular Formula: C15H12N2 Molecular Weight (g/mol): 220.275 MDL Number: MFCD00005198 InChI Key: CPHGOBGXZQKCKI-UHFFFAOYSA-N Synonym: 4,5-diphenylimidazole, diphenylimidazole, 1h-imidazole, 4,5-diphenyl, imidazole, 4,5-diphenyl, dsstox_cid_25700, dsstox_rid_81072, dsstox_gsid_45700, 4,5-diphenyl-1h-imidazol, imidazole,5-diphenyl, 4,5-diphenylglyoxaline PubChem CID: 69588 IUPAC Name: 4,5-diphenyl-1H-imidazole SMILES: C1=CC=C(C=C1)C2=C(N=CN2)C3=CC=CC=C3 4,5-DIPHENYLIMIDAZOLE, 98+%,25G

5-(Trifluoromethoxy)isatin, 97%, ACROS Organics™

CAS: 169037-23-4 Molecular Formula: C9H4F3NO3 Molecular Weight (g/mol): 231.13 MDL Number: MFCD00192524 InChI Key: XHAJMVPMNOBILF-UHFFFAOYSA-N Synonym: 5-trifluoromethoxy isatin, 5-trifluoromethoxy indoline-2,3-dione, 5-trifluoromethoxy-1h-indole-2,3-dione, 5-trifluoromethoxyisatin, 1h-indole-2,3-dione, 5-trifluoromethoxy, 5-trifluoromethoxy-2,3-indolinedione, 5-trifluoromethoxy isatin, buttpark 34\07-90, acmc-209dz9, d0zr2t PubChem CID: 2732752 IUPAC Name: 5-(trifluoromethoxy)-1H-indole-2,3-dione SMILES: C1=CC2=C(C=C1OC(F)(F)F)C(=O)C(=O)N2 1GR 5-(Trifluoromethoxy)isatin, 97%

1-Hexadecylpyridinium chloride monohydrate, 96.0-101.0%, ACROS Organics™

CAS: 6004-24-6 Molecular Formula: C21H40ClNO Molecular Weight (g/mol): 358.007 MDL Number: MFCD00149977 InChI Key: NFCRBQADEGXVDL-UHFFFAOYSA-M Synonym: cetylpyridinium chloride monohydrate, 1-hexadecylpyridin-1-ium chloride hydrate, 1-hexadecylpyridinium chloride monohydrate, hexadecylpyridinium chloride monohydrate, unii-d9om4sk49p, pyridinium, 1-hexadecyl-, chloride, monohydrate, cetylpyridinium chloride monohydrate, d9om4sk49p, cetylpyridinii chloridum, sprol tn PubChem CID: 22324 ChEBI: CHEBI:3566 IUPAC Name: 1-hexadecylpyridin-1-ium;chloride;hydrate SMILES: CCCCCCCCCCCCCCCC[N+]1=CC=CC=C1.O.[Cl-] 2.5KG 1-Hexadecylpyridinium chloride monohydrate,96.0-101.0%

Piperazine, 99%, extra pure, ACROS Organics™

CAS: 110-85-0 Molecular Formula: C4H10N2 Molecular Weight (g/mol): 86.138 MDL Number: MFCD00005953 InChI Key: GLUUGHFHXGJENI-UHFFFAOYSA-N Synonym: diethylenediamine, piperazin, 1,4-diazacyclohexane, hexahydropyrazine, piperazidine, antiren, 1,4-piperazine, diethyleneimine, eraverm, pipersol PubChem CID: 4837 ChEBI: CHEBI:28568 IUPAC Name: piperazine SMILES: C1CNCCN1 500GR Piperazine, 99%, extra pure

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