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.

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.

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

Ethyl 2-amino-1-cyclopentene-1-carboxylate, 99%, Thermo Scientific™

2,2,6-Trimethyl-4H-1,3-dioxin-4-one, 94%

CAS: 5394-63-8 Molecular Formula: C₇H₁₀O₃ Molecular Weight (g/mol): 142.15 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

3,5-Dimethyl-1H-pyrazole-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 113808-86-9 Molecular Formula: C6H8N2O2 Molecular Weight (g/mol): 140.142 MDL Number: MFCD00159642 InChI Key: IOOWDXMXZBYKLR-UHFFFAOYSA-N Synonym: 3,5-dimethylpyrazole-4-carboxylic acid,1h-pyrazole-4-carboxylic acid, 3,5-dimethyl,1h-pyrazole-4-carboxylicacid, 3,5-dimethyl,3,5-dimethyl-1h-pyrazole-4-carboxylicacid,acmc-20a7j9,pyrazole carboxylic acid 1,ksc173i7f,3,5-dimethylpyrazole-4-carboxylic,3,5-dimethylpyrazole-4-carboxylicacid,1h-pyrazole-4-carboxylicacid,3,5-dimethyl PubChem CID: 2776164 IUPAC Name: 3,5-dimethyl-1H-pyrazole-4-carboxylic acid SMILES: CC1=C(C(=NN1)C)C(=O)O

1,3,5-Trimethyl-1H-pyrazole-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 1125-29-7 Molecular Formula: C7H10N2O2 Molecular Weight (g/mol): 154.17 MDL Number: MFCD00159648 InChI Key: NOIOGQJFLIPRBI-UHFFFAOYSA-N Synonym: 1,3,5-trimethyl-1h-pyrazole-4-carboxylic acid,trimethyl-1h-pyrazole-4-carboxylic acid,trimethylpyrazole-4-carboxylic acid,1,3,5-trimethyl-4-pyrazolecarboxylic acid,1h-pyrazole-4-carboxylic acid, 1,3,5-trimethyl,akos pao-0337,rarechem al be 0403,art-chem-bb b006363,cambridge id 5264152,1,3,5-trimethyl-1h-pyrazol-4-carboxylic acid PubChem CID: 736514 IUPAC Name: 1,3,5-trimethylpyrazole-4-carboxylic acid SMILES: CN1N=C(C)C(C(O)=O)=C1C

1-Methyl-5-phenyl-1H-pyrazole-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 105994-75-0 Molecular Formula: C11H10N2O2 Molecular Weight (g/mol): 202.213 MDL Number: MFCD04038957 InChI Key: MXGOKNNGBUOAGF-UHFFFAOYSA-N Synonym: 1-methyl-5-phenyl-1h-pyrazole-4-carboxylic acid,1h-pyrazole-4-carboxylicacid, 1-methyl-5-phenyl,acmc-1c8ot,1h-pyrazole-4-carboxylic acid, 1-methyl-5-phenyl,1ff PubChem CID: 2795474 IUPAC Name: 1-methyl-5-phenylpyrazole-4-carboxylic acid SMILES: CN1C(=C(C=N1)C(=O)O)C2=CC=CC=C2

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.

Ethyl 3-trifluoromethyl-1H-pyrazole-4-carboxylate, 97%

CAS: 155377-19-8 Molecular Formula: C7H7F3N2O2 Molecular Weight (g/mol): 208.14 MDL Number: MFCD00052083 InChI Key: VYXIHSAEOXPAEY-UHFFFAOYSA-N Synonym: ethyl 3-trifluoromethyl pyrazole-4-carboxylate,ethyl 3-trifluoromethyl-1h-pyrazole-4-carboxylate,ethyl 5-trifluoromethyl-1h-pyrazole-4-carboxylate,3-trifluoromethyl-1h-pyrazole-4-carboxylic acid ethyl ester,3-trifluoromethyl pyrazole-4-carboxylic acid ethyl ester,ethyl 3-trifluoromethyl-2h-pyrazole-4-carboxylate,5-trifluoromethyl-1h-pyrazole-4-carboxylic acid ethyl ester,1h-pyrazole-4-carboxylic acid, 3-trifluoromethyl-, ethyl ester PubChem CID: 596095 IUPAC Name: ethyl 5-(trifluoromethyl)-1H-pyrazole-4-carboxylate SMILES: CCOC(=O)C1=C(NN=C1)C(F)(F)F

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

Antipyrine, 98%

CAS: 60-80-0 Molecular Formula: C11H12N2O Molecular Weight (g/mol): 188.23 MDL Number: MFCD00003146 InChI Key: VEQOALNAAJBPNY-UHFFFAOYSA-N Synonym: antipyrine,phenazone,antipyrin,phenazon,analgesine,anodynine,anodynin,azophen,fenazone,2,3-dimethyl-1-phenyl-5-pyrazolone PubChem CID: 2206 ChEBI: CHEBI:31225 IUPAC Name: 1,5-dimethyl-2-phenylpyrazol-3-one SMILES: CC1=CC(=O)N(N1C)C2=CC=CC=C2

Hypoxanthine, 99%

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 IUPAC Name: 3,7-dihydropurin-6-one SMILES: O=C1N=CNC2=C1NC=N2

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 IUPAC Name: ethyl (E)-2-cyano-3-ethoxyprop-2-enoate SMILES: CCO\C=C(\C#N)C(=O)OCC