Vinylogous acids

Ethyl 3-amino-1H-pyrazole-4-carboxylate, 99%

CAS: 6994-25-8 Molecular Formula: C6H9N3O2 Molecular Weight (g/mol): 155.157 MDL Number: MFCD00005238 InChI Key: YPXGHKWOJXQLQU-UHFFFAOYSA-N Synonym: ethyl 3-amino-1h-pyrazole-4-carboxylate,ethyl 3-amino-4-pyrazolecarboxylate,3-amino-4-carbethoxypyrazole,5-amino-1h-pyrazole-4-carboxylic acid ethyl ester,3-amino-1h-pyrazole-4-carboxylic acid ethyl ester,ethyl 3-aminopyrazole-4-carboxylate,3-amino-4-ethoxycarbonylpyrazole,unii-9gy5ha1gaa,3-amino-4-carbethoxypyrazol,1h-pyrazole-4-carboxylic acid, 3-amino-, ethyl ester PubChem CID: 81472 IUPAC Name: ethyl 5-amino-1H-pyrazole-4-carboxylate SMILES: CCOC(=O)C1=C(NN=C1)N

Diethyl Ethoxymethylenemalonate, 99+%

CAS: 87-13-8 Molecular Formula: C₁₀H₁₆O₅ Molecular Weight (g/mol): 216.23 MDL Number: MFCD00009148 InChI Key: LTMHNWPUDSTBKD-UHFFFAOYSA-N Synonym: diethyl ethoxymethylenemalonate,diethyl 2-ethoxymethylene malonate,ethoxymethylenemalonic acid diethyl ester,diethyl ethoxymethylene malonate,diethyl emme,propanedioic acid, ethoxymethylene-, diethyl ester,diethylethoxymethylenemalonate,1,3-diethyl 2-ethoxymethylidene propanedioate,diethyl ethoxymethylidene propanedioate PubChem CID: 6871 IUPAC Name: diethyl 2-(ethoxymethylidene)propanedioate SMILES: CCOC=C(C(=O)OCC)C(=O)OCC

Methyl indole-3-carboxylate, 99%

CAS: 942-24-5 Molecular Formula: C10H9NO2 Molecular Weight (g/mol): 175.187 MDL Number: MFCD00189407 InChI Key: QXAUTQFAWKKNLM-UHFFFAOYSA-N Synonym: methyl indole-3-carboxylate,indole-3-carboxylic acid methyl ester,methyl 3-indolecarboxylate,1h-indole-3-carboxylic acid methyl ester,1h-indole-3-carboxylic acid, methyl ester,3-carbomethoxyindole,3-methoxycarbonylindole,methylindole-3-carboxylate,indole-3-carboxylic acid, methyl ester,methyl-3-indolcarboxylate PubChem CID: 589098 ChEBI: CHEBI:65019 IUPAC Name: methyl 1H-indole-3-carboxylate SMILES: COC(=O)C1=CNC2=CC=CC=C21

2-Amino-6-methyl-4(3H)-quinazolone, 96%, Thermo Scientific Chemicals

CAS: 50440-82-9 Molecular Formula: C9H9N3O Molecular Weight (g/mol): 175.191 MDL Number: MFCD00236015 InChI Key: DJYDUJAKTAWKTN-UHFFFAOYSA-N Synonym: 2-amino-6-methylquinazolin-4 3h-one,2-amino-6-methyl-4 3h-quinazolone,2-amino-6-methyl-3h-quinazolin-4-one,2-amino-6-methyl-4 3h-quinazolinone,acmc-1aogs,chembl7222,2-amino-4-hydroxy-6-methylquinazoline,2-amino-6-methylquinazolin-4 1h-one,6-methyl-2-aminoquinazolin-4 3h-one,2-amino-6-methyl-3-hydroquinazolin-4-one PubChem CID: 4151444 IUPAC Name: 2-amino-6-methyl-1H-quinazolin-4-one SMILES: CC1=CC2=C(C=C1)NC(=NC2=O)N

Ethyl (ethoxymethylene)cyanoacetate, 98%

CAS: 94-05-3 Molecular Formula: C8H11NO3 Molecular Weight (g/mol): 169.18 MDL Number: MFCD00009136 InChI Key: KTMGNAIGXYODKQ-SREVYHEPSA-N Synonym: ethyl ethoxymethylene cyanoacetate,e-ethyl 2-cyano-3-ethoxyacrylate,ethyl 2-cyano-3-ethoxyacrylate,ethyl 3-ethoxy-2-cyanoacrylate,ethyl 2e-2-cyano-3-ethoxyprop-2-enoate,ethyl cyano ethoxymethylene acetate,2-propenoic acid, 2-cyano-3-ethoxy-, ethyl ester,2-cyano-3-ethoxy-2-propenoic acid ethyl ester,2-cyano-3-ethoxyacrylic acid ethyl ester,ethyl 2e-2-cyano-3-ethoxy-2-propenoate PubChem CID: 1715183 SMILES: CCO\C=C(\C#N)C(=O)OCC

Hypoxanthine, 99.5%

CAS: 68-94-0 Molecular Formula: C5H4N4O Molecular Weight (g/mol): 136.11 MDL Number: MFCD00005725 InChI Key: FDGQSTZJBFJUBT-UHFFFAOYSA-N Synonym: hypoxanthine,6-hydroxypurine,9h-purin-6-ol,sarkin,6-oxopurine,sarcine,sarkine,3h-purin-6-ol,7h-purin-6-ol,purin-6 1h-one PubChem CID: 790 ChEBI: CHEBI:17368 SMILES: O=C1N=CNC2=C1NC=N2

Isatoic anhydride, 98%

CAS: 118-48-9 Molecular Formula: C8H5NO3 Molecular Weight (g/mol): 163.13 MDL Number: MFCD00006700 InChI Key: TXJUTRJFNRYTHH-UHFFFAOYSA-N Synonym: isatoic anhydride,2h-3,1-benzoxazine-2,4 1h-dione,1h-benzo d 1,3 oxazine-2,4-dione,isatoic acid anhydride,4h-3,1-benzoxazine-2,4 1h-dione,isato acid anhydride,n-carboxyanthranilic anhydride,unii-r8tfa74y4u,3,1-benzoxazine-2,4 1h-dione,anthranilic acid, n-carboxy-, cyclic anhydride PubChem CID: 8359 SMILES: O=C1NC2=CC=CC=C2C(=O)O1

4-Aminoantipyrine, BAKER™, J.T. Baker™

4-Aminoantipyrine, ≥98.0%, MilliporeSigma™ Supelco™

MDL Number: MFCD00003145 Synonym: 4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one; Ampyrone

Dorzolamide Impurity B, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

Dibenzo[B,E]Thiepin-11(6H)-one, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

Allopurinol Impurity D, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.

2,2,6-Trimethyl-1,3-dioxin-4-one, cont. up to ca 6% acetone

CAS: 5394-63-8 Molecular Formula: C7H10O3 Molecular Weight (g/mol): 142.154 MDL Number: MFCD00040468 InChI Key: XFRBXZCBOYNMJP-UHFFFAOYSA-N Synonym: 2,2,6-trimethyl-4h-1,3-dioxin-4-one,2,2,4-trimethyl-6-keto-1,3-dioxin,diketene acetone adduct,4h-1,3-dioxin-4-one, 2,2,6-trimethyl,2,2,6-trimethyl-1,3-dioxen-4-one,2,2,6-trimethyl-1,3-dioxine-4-one,2,2,6-trimethyl-1,3 dioxin-4-one,pubchem20364,2,2,6-trimethyl-4h-1,3-dioxin-4-on,acmc-1akcb PubChem CID: 79368 IUPAC Name: 2,2,6-trimethyl-1,3-dioxin-4-one SMILES: CC1=CC(=O)OC(O1)(C)C

Isatoic anhydride, 97%

CAS: 118-48-9 Molecular Formula: C8H5NO3 Molecular Weight (g/mol): 163.13 MDL Number: MFCD00006700 InChI Key: TXJUTRJFNRYTHH-UHFFFAOYSA-N Synonym: isatoic anhydride,2h-3,1-benzoxazine-2,4 1h-dione,1h-benzo d 1,3 oxazine-2,4-dione,isatoic acid anhydride,4h-3,1-benzoxazine-2,4 1h-dione,isato acid anhydride,n-carboxyanthranilic anhydride,unii-r8tfa74y4u,3,1-benzoxazine-2,4 1h-dione,anthranilic acid, n-carboxy-, cyclic anhydride PubChem CID: 8359 SMILES: O=C1NC2=CC=CC=C2C(=O)O1

Croconic acid, 98%

CAS: 488-86-8 Molecular Formula: C₅H₂O₅ Molecular Weight (g/mol): 142.066 MDL Number: MFCD00181389 InChI Key: RBSLJAJQOVYTRQ-UHFFFAOYSA-N Synonym: croconic acid,crocic acid,4,5-dihydroxy-4-cyclopentene-1,2,3-trione,unii-6hgy35uxaa,6hgy35uxaa,4-cyclopentene-1,2,3-trione, 4,5-dihydroxy,croconicacid,4,5-dihydroxy-4-cyclopentene-1,2,3-trione # PubChem CID: 546874 IUPAC Name: 4,5-dihydroxycyclopent-4-ene-1,2,3-trione SMILES: C1(=C(C(=O)C(=O)C1=O)O)O