Heterocyclic Building Blocks

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 250ML 1-Methyl-2-pyrrolidinone, ACS reagent

Pyridine, 99.5%, Extra Dry, 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 100ML Pyridine, 99.5%, Extra Dry, AcroSeal

2,6-Pyridinedimethanol, 98%, ACROS Organics™

CAS: 1195-59-1 Molecular Formula: C7H9NO2 Molecular Weight (g/mol): 139.154 MDL Number: MFCD00006351 InChI Key: WWFMINHWJYHXHF-UHFFFAOYSA-N Synonym: 2,6-pyridinedimethanol, pyridine-2,6-diyldimethanol, 2,6-bis hydroxymethyl pyridine, 6-hydroxymethyl pyridin-2-yl methanol, pyridine-2,6-dimethanol, 2,6-dihydroxymethylpyridine, 2,6-bis-hydroxymethyl pyridine, 2,6-bis-hydroxymethyl-pyridine, 2,6-pyridinyl dimethanol, 6-hydroxymethyl-2-pyridyl methan-1-ol PubChem CID: 70957 IUPAC Name: [6-(hydroxymethyl)pyridin-2-yl]methanol SMILES: C1=CC(=NC(=C1)CO)CO 25GR 2,6-Pyridinedimethanol, 98%

2,4-Pyridinedicarboxylic Acid +99%, ACROS Organics™

CAS: 499-80-9 Molecular Formula: C7H5NO4 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 1GR 2,4-Pyridinedicarboxylic acid hydrate, 99+%

Levamisole hydrochloride, 99+%, ACROS Organics™

CAS: 16595-80-5 Molecular Formula: C11H13ClN2S Molecular Weight (g/mol): 240.749 MDL Number: MFCD00012675 InChI Key: LAZPBGZRMVRFKY-HNCPQSOCSA-N Synonym: levamisole hydrochloride, levamisole hcl, ergamisol, tramisol, tramisole, decaris, --tetramisole hydrochloride, niratic hydrochloride, ascaridil, dekaris PubChem CID: 27944 ChEBI: CHEBI:6433 IUPAC Name: (6S)-6-phenyl-2,3,5,6-tetrahydroimidazo[2,1-b][1,3]thiazole;hydrochloride SMILES: C1CSC2=NC(CN21)C3=CC=CC=C3.Cl 50GR Levamisole hydrochloride, 99+%

4-Nitro-1H-pyrazole, 97%, ACROS Organics™

5GR 4-Nitro-1H-pyrazole, 97%

Coumarin 2, Laser Grade 99%, ACROS Organics™

500MG Coumarin 2, 99%, laser grade

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 2.5LT Pyridine, 99+%, extra pure

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

CAS: 63451-29-6 Molecular Formula: C20H16N4NaO7S2 Molecular Weight (g/mol): 511.48 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 25GR FerroZine

Rhodamine 6G, 99%, pure, laser grade, ACROS Organics™

CAS: 989-38-8 Molecular Formula: C28H31ClN2O3 Molecular Weight (g/mol): 479.017 MDL Number: MFCD00012665 InChI Key: VYXSBFYARXAAKO-UHFFFAOYSA-N Synonym: C.I. 45160, Basic Red 1 PubChem CID: 51358423 IUPAC Name: ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride SMILES: [H+].CCNC1=C(C=C2C(=C1)OC3=CC(=NCC)C(=CC3=C2C4=CC=CC=C4C(=O)OCC)C)C.[Cl-] 1GR Rhodamine 6G, 99%, pure, laser grade

N,N'-Disuccinimidyl carbonate, 98%, ACROS Organics™

CAS: 74124-79-1 Molecular Formula: C9H8N2O7 Molecular Weight (g/mol): 256.17 MDL Number: MFCD00009767 InChI Key: PFYXSUNOLOJMDX-UHFFFAOYSA-N Synonym: n,n'-disuccinimidyl carbonate, bis 2,5-dioxopyrrolidin-1-yl carbonate, n,n'-disuccinimidylcarbonate, di succinimido carbonate, disuccinimidyl carbonate, di n-succinimidyl carbonate, n,n-disuccinimidyl carbonate, dsc, disuccinimido carbonate, pubchem12700 PubChem CID: 676246 IUPAC Name: bis(2,5-dioxopyrrolidin-1-yl) carbonate SMILES: C1CC(=O)N(C1=O)OC(=O)ON2C(=O)CCC2=O 25GR N,N'-Disuccinimidyl carbonate, 98%

1H-Indole-3-acetic Acid, +99%, ACROS Organics™

CAS: 87-51-4 Molecular Formula: C10H9NO2 Molecular Weight (g/mol): 175.187 MDL Number: MFCD00005636 InChI Key: SEOVTRFCIGRIMH-UHFFFAOYSA-N Synonym: indole-3-acetic acid, 3-indoleacetic acid, heteroauxin, indoleacetic acid, 1h-indole-3-acetic acid, 2-1h-indol-3-yl acetic acid, rhizopin, 1h-indol-3-ylacetic acid, indol-3-ylacetic acid, rhizopon a PubChem CID: 802 ChEBI: CHEBI:16411 IUPAC Name: 2-(1H-indol-3-yl)acetic acid SMILES: C1=CC=C2C(=C1)C(=CN2)CC(=O)O 100GR 1H-Indole-3-acetic acid, 99+%

Alfa Aesar™ DL-Lactide, 99%

CAS: 95-96-5 Molecular Formula: C6H8O4 Molecular Weight (g/mol): 144.126 MDL Number: MFCD00011685 InChI Key: JJTUDXZGHPGLLC-UHFFFAOYSA-N Synonym: (+/-)-3,6-Dimethyl-1,4-dioxane-2,5-dione PubChem CID: 7272 IUPAC Name: 3,6-dimethyl-1,4-dioxane-2,5-dione SMILES: CC1C(=O)OC(C(=O)O1)C DL-LACTIDE, 97% 50G

1-Amino-4-methylpiperazine, 99%, ACROS Organics™

CAS: 6928-85-4 Molecular Formula: C5H13N3 Molecular Weight (g/mol): 115.18 MDL Number: MFCD00006154 InChI Key: RJWLLQWLBMJCFD-UHFFFAOYSA-N Synonym: 1-amino-4-methylpiperazine, 1-piperazinamine, 4-methyl, 4-methyl-1-piperazinamine, 4-methyl-piperazin-1-ylamine, 1-methyl-4-aminopiperazine, 4-amino-1-methylpiperazine, 4-methylpiperazinylamine, 1-methyl-4-aminopierazine, pubchem8577, n-amino-4-methylpiperazine PubChem CID: 81349 IUPAC Name: 4-methylpiperazin-1-amine SMILES: CN1CCN(CC1)N 100GR 1-Amino-4-methylpiperazine, 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%

Alfa Aesar™ DL-Homocysteine thiolactone hydrochloride, 99%

CAS: 6038-19-3 Molecular Formula: C4H8ClNOS Molecular Weight (g/mol): 153.624 MDL Number: MFCD00012724 InChI Key: ZSEGSUBKDDEALH-UHFFFAOYSA-N PubChem CID: 110753 IUPAC Name: 3-aminothiolan-2-one;hydrochloride SMILES: C1CSC(=O)C1N.Cl DL-HOMOCYSTEINE THIOLACTONE HYDROCHLORIDE, 99%,100

1H-Indazole-6-carboxylic acid, 97%, ACROS Organics™

CAS: 704-91-6 Molecular Formula: C8H6N2O2 Molecular Weight (g/mol): 162.148 MDL Number: MFCD06804571 InChI Key: DNCVTVVLMRHJCJ-UHFFFAOYSA-N Synonym: indazole-6-carboxylic acid, 1h-indazole-6-carboxylicacid, 6-carboxyindazole, 6-carboxy-1h-indazole, 6-indazolecarboxylic acid, ksc376q7p, 1h-indazole-6-carboxylic acid, 6-1h indazole carboxylic acid PubChem CID: 16227938 IUPAC Name: 1H-indazole-6-carboxylic acid SMILES: C1=CC2=C(C=C1C(=O)O)NN=C2 5GR 1H-Indazole-6-carboxylic acid, 97%

5-Bromoisatin 98%, ACROS Organics™

CAS: 87-48-9 Molecular Formula: C8H4BrNO2 Molecular Weight (g/mol): 226.029 MDL Number: MFCD00005719 InChI Key: MBVCESWADCIXJN-UHFFFAOYSA-N Synonym: 5-bromoisatin, 5-bromoindoline-2,3-dione, 5-bromoindole-2,3-dione, isatin, 5-bromo, 5-bromisatin, 1h-indole-2,3-dione, 5-bromo, 5-bromisatin czech, 5-bromo-2,3-dihydro-1h-indole-2,3-dione, indole-2,3-dione, 5-bromo, 5-bromoisatin monohydrate PubChem CID: 6889 IUPAC Name: 5-bromo-1H-indole-2,3-dione SMILES: C1=CC2=C(C=C1Br)C(=O)C(=O)N2 5GR 5-Bromoisatin, 98%

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

Thiazolyl blue tetrazolium bromide, 98%, Acros Organics™

CAS: 298-93-1 Molecular Formula: C18H16BrN5S Molecular Weight (g/mol): 414.325 InChI Key: AZKSAVLVSZKNRD-UHFFFAOYSA-M Synonym: thiazolyl blue, thiazolyl blue tetrazolium bromide, mmt tetrazolium, methylthiazoletetrazolium, mtt, thiazolyl blue monotetrazolium, thiazole blue, 3-4,5-dimethylthiazol-2-yl-2,5-diphenyltetrazolium bromide, mtt van, unii-euy85h477i PubChem CID: 64965 ChEBI: CHEBI:53233 IUPAC Name: 2-(3,5-diphenyltetrazol-2-ium-2-yl)-4,5-dimethyl-1,3-thiazole;bromide SMILES: CC1=C(SC(=N1)[N+]2=NC(=NN2C3=CC=CC=C3)C4=CC=CC=C4)C.[Br-] 5GR Thiazolyl blue tetrazolium bromide, 98%

3,6-Dichloropyridazine, 97%, ACROS Organics™

CAS: 141-30-0 Molecular Formula: C4H2Cl2N2 Molecular Weight (g/mol): 148.974 MDL Number: MFCD00006466 InChI Key: GUSWJGOYDXFJSI-UHFFFAOYSA-N Synonym: pyridazine, 3,6-dichloro, 3,6-dichloro-pyridazine, 3,6-dichloro-1,2-diazine, pubchem9487, 3,6-dichloropyridazin, 3,6 dichloropyridazine, 3.6-dichloropyridazine, pyridazine,6-dichloro, 3,6-dichloro-pyridazin, 3,6-dichloropyridazine PubChem CID: 67331 IUPAC Name: 3,6-dichloropyridazine SMILES: C1=CC(=NN=C1Cl)Cl 500GR 3,6-Dichloropyridazine, 97%

Alfa Aesar™ N-Phenylmaleimide, 98+%

CAS: 941-69-5 Molecular Formula: C10H7NO2 Molecular Weight (g/mol): 173.171 MDL Number: MFCD00005502 InChI Key: HIDBROSJWZYGSZ-UHFFFAOYSA-N Synonym: n-phenylmaleimide, maleanil, maleinanil, maleimidobenzene, 1h-pyrrole-2,5-dione, 1-phenyl, 1-phenyl-1h-pyrrole-2,5-dione, maleimide, n-phenyl, 1-phenyl-2,5-dihydro-1h-pyrrole-2,5-dione, unii-9u9kt462vw, n-fenylimid kyseliny maleinove PubChem CID: 13662 IUPAC Name: 1-phenylpyrrole-2,5-dione SMILES: C1=CC=C(C=C1)N2C(=O)C=CC2=O N-PHENYLMALEIMIDE, 98+% 100G

6-Amino-3-methyl-1,3-benzoxazol-2(3H)-one, 90%, ACROS Organics™

CAS: 99584-10-8 Molecular Formula: C8H8N2O2 Molecular Weight (g/mol): 164.164 MDL Number: MFCD07801206 InChI Key: FPNLXQSOWBNXCN-UHFFFAOYSA-N Synonym: 6-amino-3-methyl-3h-benzooxazol-2-one, 6-amino-3-methyl-1,3-benzoxazol-2 3h-one, 6-amino-3-methyl-2,3-dihydro-1,3-benzoxazol-2-one, 6-amino-3-methyl-3-hydrobenzoxazol-2-one, 6-amino-3-methylbenzoxazol-2-one, 2 3h-benzoxazolone, 6-amino-3-methyl, 6-amino-3-methylbenzo d oxazol-2 3h-one PubChem CID: 6486006 IUPAC Name: 6-amino-3-methyl-1,3-benzoxazol-2-one SMILES: CN1C2=C(C=C(C=C2)N)OC1=O 5GR 6-Amino-3-methyl-1,3-benzoxazol-2(3H)-one, 90%

1-(2-Aminoethyl)piperazine 99%, ACROS Organics™

CAS: 140-31-8 Molecular Formula: C6H15N3 Molecular Weight (g/mol): 129.207 MDL Number: MFCD00005971 InChI Key: IMUDHTPIFIBORV-UHFFFAOYSA-N Synonym: n-aminoethylpiperazine, n-2-aminoethyl piperazine, 1-2-aminoethyl piperazine, 2-piperazin-1-yl ethanamine, 1-piperazineethanamine, aminoethylpiperazine, 1-piperazineethylamine, 1-aminoethylpiperazine, piperazineethanamine, piperazine, 1-2-aminoethyl PubChem CID: 8795 IUPAC Name: 2-piperazin-1-ylethanamine SMILES: C1CN(CCN1)CCN 100GR 1-(2-Aminoethyl)piperazine, 99%

Alfa Aesar™ 5-Bromo-2-ethoxypyridine-3-boronic acid, 97%

CAS: 871332-98-8 Molecular Formula: C7H9BBrNO3 Molecular Weight (g/mol): 245.867 MDL Number: MFCD07363847 InChI Key: VXXXKWUXSALQQW-UHFFFAOYSA-N PubChem CID: 44886948 IUPAC Name: (5-bromo-2-ethoxypyridin-3-yl)boronic acid SMILES: B(C1=CC(=CN=C1OCC)Br)(O)O 250MG 5-Bromo-2-ethoxypyridine-3-boronic acid, 97% 250mg

Alfa Aesar™ 5-Bromoisoquinoline, 98%

CAS: 34784-04-8 Molecular Formula: C9H6BrN Molecular Weight (g/mol): 208.058 MDL Number: MFCD01646405 InChI Key: CYJZJGYYTFQQBY-UHFFFAOYSA-N PubChem CID: 736487 IUPAC Name: 5-bromoisoquinoline SMILES: C1=CC2=C(C=CN=C2)C(=C1)Br 5-BROMOISOQUINOLINE, 98% 250MG

Alfa Aesar™ 4-(4-Morpholinylcarbonyl)benzeneboronic acid pinacol ester, 97%

CAS: 656239-38-2 Molecular Formula: C17H24BNO4 Molecular Weight (g/mol): 317.192 MDL Number: MFCD05863913 InChI Key: ZOPBEWUNCNLYSD-UHFFFAOYSA-N Synonym: 4-(Morpholine-4-carbonyl)phenylboronic acid pinacol ester; 4-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl]morpholine PubChem CID: 2760141 IUPAC Name: morpholin-4-yl-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methanone SMILES: B1(OC(C(O1)(C)C)(C)C)C2=CC=C(C=C2)C(=O)N3CCOCC3 4-(4-MORPHOLINYLCARBONYL) BENZENEBORONIC ACID PI-1

4,8-Dihydroxyquinoline-2-carboxylic Acid 96%, ACROS Organics™

CAS: 59-00-7 Molecular Formula: C10H7NO4 Molecular Weight (g/mol): 205.169 MDL Number: MFCD00006754 InChI Key: FBZONXHGGPHHIY-UHFFFAOYSA-N Synonym: xanthurenic acid, 4,8-dihydroxyquinoline-2-carboxylic acid, xanthuric acid, 8-hydroxykynurenic acid, 4,8-dihydroxyquinaldic acid, 4,8-dihydroxyquinaldinic acid, xanthurenate, 2-quinolinecarboxylic acid, 4,8-dihydroxy, unii-58lab1bg8j, ccris 4429 PubChem CID: 5699 ChEBI: CHEBI:10072 IUPAC Name: 8-hydroxy-4-oxo-1H-quinoline-2-carboxylic acid SMILES: C1=CC2=C(C(=C1)O)NC(=CC2=O)C(=O)O 1GR 4,8-Dihydroxyquinoline-2-carboxylic acid, 96%

3-Methylindole 98%, ACROS Organics™

CAS: 83-34-1 Molecular Formula: C9H9N Molecular Weight (g/mol): 131.178 MDL Number: MFCD00005627 InChI Key: ZFRKQXVRDFCRJG-UHFFFAOYSA-N Synonym: 3-methylindole, skatole, scatole, skatol, 1h-indole, 3-methyl, beta-methylindole, indole, 3-methyl, 3-mi, 3-methyl-4,5-benzopyrrole, 3-methyl indole PubChem CID: 6736 ChEBI: CHEBI:9171 IUPAC Name: 3-methyl-1H-indole SMILES: CC1=CNC2=CC=CC=C12 10GR 3-Methylindole, 98%

Alfa Aesar™ 2-Amino-4-methoxybenzothiazole, 97%

CAS: 5464-79-9 Molecular Formula: C8H8N2OS Molecular Weight (g/mol): 180.225 MDL Number: MFCD00005792 InChI Key: YEBCRAVYUWNFQT-UHFFFAOYSA-N PubChem CID: 21622 IUPAC Name: 4-methoxy-1,3-benzothiazol-2-amine SMILES: COC1=C2C(=CC=C1)SC(=N2)N 2-AMINO-4-METHOXYBENZOTHIAZOLE, 97%,5G

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