Vinylogous acids
Vinylogous acids
4-Aminoantipyrine, ≥98.0%, MilliporeSigma™ Supelco™
Numéro MDL: MFCD00003145 Synonyme: 4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one; Ampyrone
3-O-Ethyl-L-ascorbic Acid 98.0+%, TCI America™
CAS: 86404-04-8 Formule moléculaire: C8H12O6 Poids moléculaire (g/mol): 204.178 Numéro MDL: MFCD09261382 Clé InChI: ZGSCRDSBTNQPMS-UJURSFKZSA-N CID PubChem: 150736 Nom IUPAC: (2R)-2-[(1S)-1,2-dihydroxyethyl]-3-ethoxy-4-hydroxy-2H-furan-5-one SMILES: CCOC1=C(C(=O)OC1C(CO)O)O
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.
![Dibenzo[B,E]Thiepin-11(6H)-one, British Pharmacopoeia (BP) Reference Standard, MilliporeSigma™ Supelco™](https://assets.fishersci.com/TFS-Assets/CCG/Sigma-Aldrich/product-images/BP114.jpg-250.jpg)
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.
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.
Ethyl 3-trifluoromethyl-1H-pyrazole-4-carboxylate, 97%, Thermo Scientific Chemicals
CAS: 155377-19-8 Formule moléculaire: C7H7F3N2O2 Poids moléculaire (g/mol): 208.14 Numéro MDL: MFCD00052083 Clé InChI: VYXIHSAEOXPAEY-UHFFFAOYSA-N Synonyme: 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 CID PubChem: 596095 Nom IUPAC: ethyl 5-(trifluoromethyl)-1H-pyrazole-4-carboxylate SMILES: CCOC(=O)C1=C(NN=C1)C(F)(F)F
2,2,6-Trimethyl-1,3-dioxin-4-one, cont. up to ca 6% acetone, Thermo Scientific Chemicals
CAS: 5394-63-8 Formule moléculaire: C7H10O3 Poids moléculaire (g/mol): 142.154 Numéro MDL: MFCD00040468 Clé InChI: XFRBXZCBOYNMJP-UHFFFAOYSA-N Synonyme: 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 CID PubChem: 79368 Nom IUPAC: 2,2,6-trimethyl-1,3-dioxin-4-one SMILES: CC1=CC(=O)OC(O1)(C)C
4-Aminoantipyrine, 97%, Thermo Scientific Chemicals
CAS: 83-07-8 Formule moléculaire: C11H13N3O Poids moléculaire (g/mol): 203.245 Numéro MDL: MFCD00003145 Clé InChI: RLFWWDJHLFCNIJ-UHFFFAOYSA-N Synonyme: 4-aminoantipyrine,ampyrone,metapirazone,aminoantipyrine,solvapyrin-a,aminoazophene,4-aminophenazone,4-aminoantipyrene,aminoantipyrin,solnapyrin-a CID PubChem: 2151 ChEBI: CHEBI:59026 Nom IUPAC: 4-amino-1,5-dimethyl-2-phenylpyrazol-3-one SMILES: CC1=C(C(=O)N(N1C)C2=CC=CC=C2)N
4-Ethoxymethylene-2-phenyloxazolin-5-one, 98+%, Thermo Scientific Chemicals
CAS: 15646-46-5 Formule moléculaire: C12H11NO3 Poids moléculaire (g/mol): 217.224 Numéro MDL: MFCD00003204 Clé InChI: SJHPCNCNNSSLPL-NTMALXAHSA-N Synonyme: oxazolone,oxazolone sensitizing agent,5 4h-oxazolone, 4-ethoxymethylene-2-phenyl,unii-78il0j7n72,4-ethoxymethylene-2-phenyl-2-oxazolin-5-one,4-ethoxymethylene-2-phenyloxazolin-5-one,4-ethoxymethylene-2-phenyl-2-oxazoline-5-one,4z-4-ethoxymethylidene-2-phenyl-1,3-oxazol-5-one,2-oxazolin-5-one, 4-ethoxymethylene-2-phenyl,4-ethoxymethylene-2-phenyloxazolone CID PubChem: 1712094 Nom IUPAC: (4Z)-4-(ethoxymethylidene)-2-phenyl-1,3-oxazol-5-one SMILES: CCOC=C1C(=O)OC(=N1)C2=CC=CC=C2
Ethyl 2-amino-4-methylthiophene-3-carboxylate, 98+%, Thermo Scientific Chemicals
CAS: 43088-42-2 Formule moléculaire: C8H11NO2S Poids moléculaire (g/mol): 185.241 Numéro MDL: MFCD00051669 Clé InChI: ILYCZKOBLRJJSW-UHFFFAOYSA-N Synonyme: 2-amino-4-methylthiophene-3-carboxylic acid ethyl ester,2-amino-4-methyl-thiophene-3-carboxylic acid ethyl ester,3-thiophenecarboxylic acid, 2-amino-4-methyl-, ethyl ester,ethyl2-amino-4-methylthiophene-3-carboxylate,ethyl 2-amino-4-methyl-3-thiophenecarboxylate,acmc-20a9ux,maybridge1_003755,2-amino-4-methyl-3-ethoxycarbonyl-thiophene,ethyl 2-amino4-methylthiophene-3-carboxylate,2-amino-3-ethoxycarbonyl-4-methylthiophene CID PubChem: 521132 Nom IUPAC: ethyl 2-amino-4-methylthiophene-3-carboxylate SMILES: CCOC(=O)C1=C(SC=C1C)N
Ethyl 3-amino-1H-pyrazole-4-carboxylate, 99%, Thermo Scientific Chemicals
CAS: 6994-25-8 Formule moléculaire: C6H9N3O2 Poids moléculaire (g/mol): 155.157 Numéro MDL: MFCD00005238 Clé InChI: YPXGHKWOJXQLQU-UHFFFAOYSA-N Synonyme: 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 CID PubChem: 81472 Nom IUPAC: ethyl 5-amino-1H-pyrazole-4-carboxylate SMILES: CCOC(=O)C1=C(NN=C1)N
Antipyrine, 98%, Thermo Scientific Chemicals
CAS: 60-80-0 Formule moléculaire: C11H12N2O Poids moléculaire (g/mol): 188.23 Numéro MDL: MFCD00003146 Clé InChI: VEQOALNAAJBPNY-UHFFFAOYSA-N Synonyme: antipyrine,phenazone,antipyrin,phenazon,analgesine,anodynine,anodynin,azophen,fenazone,2,3-dimethyl-1-phenyl-5-pyrazolone CID PubChem: 2206 ChEBI: CHEBI:31225 Nom IUPAC: 1,5-dimethyl-2-phenylpyrazol-3-one SMILES: CC1=CC(=O)N(N1C)C2=CC=CC=C2
Ethyl (ethoxymethylene)cyanoacetate, 98%, Thermo Scientific Chemicals
CAS: 94-05-3 Formule moléculaire: C8H11NO3 Poids moléculaire (g/mol): 169.18 Numéro MDL: MFCD00009136 Clé InChI: KTMGNAIGXYODKQ-SREVYHEPSA-N Synonyme: 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 CID PubChem: 1715183 Nom IUPAC: ethyl (E)-2-cyano-3-ethoxyprop-2-enoate SMILES: CCO\C=C(\C#N)C(=O)OCC
Methyl 4-bromo-3-hydroxythiophene-2-carboxylate, 97%, Thermo Scientific Chemicals
CAS: 95201-93-7 Formule moléculaire: C6H5BrO3S Poids moléculaire (g/mol): 237.067 Numéro MDL: MFCD00052081 Clé InChI: UFTXASQYKJFRKI-UHFFFAOYSA-N Synonyme: 2z-4-bromo-2-hydroxy methoxy methylidene thiophen-3-one,2-thiophenecarboxylic acid, 4-bromo-3-hydroxy-, methyl ester,acmc-20akgk,maybridge1_004012,methyl 4-bromo-3-hydroxy-2-thiophenecarboxylate,methyl-3-hydroxy-4-bromo-2-thiophenecarboxylate,methyl-4-bromo-3-hydroxy-2-thiophenecarboxylate,4-bromo-3-oxo-2-thienylidene-methoxy-methanolate,4-bromo-2-hydroxy methoxy methylidene thiophen-3-one,2-thiophenecarboxylicacid,4-bromo-3-hydroxy-,methyl ester CID PubChem: 2777611 Nom IUPAC: methyl 4-bromo-3-hydroxythiophene-2-carboxylate SMILES: COC(=O)C1=C(C(=CS1)Br)O