Isoxazoles

Aromatic organic heterocyclic compounds that consist of an azole with a nitrogen atom and an oxygen atom with the formula: C3H3NO.

1 – 15 of 148 results

Sulfamethoxazole, 98%

CAS: 723-46-6 Molecular Formula: C10H11N3O3S Molecular Weight (g/mol): 253.276 MDL Number: MFCD00010546 InChI Key: JLKIGFTWXXRPMT-UHFFFAOYSA-N Synonym: sulfamethoxazole,sulphamethoxazole,sulfisomezole,gantanol,sulfamethoxazol,metoxal,sulfamethylisoxazole,simsinomin,radonil,sinomin PubChem CID: 5329 ChEBI: CHEBI:9332 IUPAC Name: 4-amino-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide SMILES: CC1=CC(=NO1)NS(=O)(=O)C2=CC=C(C=C2)N

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PubChem CID	5329
CAS	723-46-6
Molecular Weight (g/mol)	253.276
ChEBI	CHEBI:9332
MDL Number	MFCD00010546
SMILES	CC1=CC(=NO1)NS(=O)(=O)C2=CC=C(C=C2)N
Synonym	sulfamethoxazole,sulphamethoxazole,sulfisomezole,gantanol,sulfamethoxazol,metoxal,sulfamethylisoxazole,simsinomin,radonil,sinomin
IUPAC Name	4-amino-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide
InChI Key	JLKIGFTWXXRPMT-UHFFFAOYSA-N
Molecular Formula	C10H11N3O3S

Sulfisoxazole, 99%, Thermo Scientific Chemicals

CAS: 127-69-5 Molecular Formula: C₁₁H₁₃N₃O₃S Molecular Weight (g/mol): 267.3 InChI Key: NHUHCSRWZMLRLA-UHFFFAOYSA-N Synonym: sulfisoxazole,sulfafurazole,sulphafurazole,sulfisoxazol,sulfafurazol,sulfaisoxazole,sulfofurazole,sulfisoxasole,sulphaisoxazole,sulfadimethylisoxazole PubChem CID: 5344 ChEBI: CHEBI:102484 IUPAC Name: 4-amino-N-(3,4-dimethyl-1,2-oxazol-5-yl)benzenesulfonamide SMILES: CC1=C(ON=C1C)NS(=O)(=O)C2=CC=C(C=C2)N

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Specifications

PubChem CID	5344
CAS	127-69-5
Molecular Weight (g/mol)	267.3
ChEBI	CHEBI:102484
SMILES	CC1=C(ON=C1C)NS(=O)(=O)C2=CC=C(C=C2)N
Synonym	sulfisoxazole,sulfafurazole,sulphafurazole,sulfisoxazol,sulfafurazol,sulfaisoxazole,sulfofurazole,sulfisoxasole,sulphaisoxazole,sulfadimethylisoxazole
IUPAC Name	4-amino-N-(3,4-dimethyl-1,2-oxazol-5-yl)benzenesulfonamide
InChI Key	NHUHCSRWZMLRLA-UHFFFAOYSA-N
Molecular Formula	C₁₁H₁₃N₃O₃S

PubChem CID	5329
CAS	723-46-6
Molecular Weight (g/mol)	253.276
ChEBI	CHEBI:9332
MDL Number	MFCD00010546
SMILES	CC1=CC(=NO1)NS(=O)(=O)C2=CC=C(C=C2)N
Synonym	sulfamethoxazole,sulphamethoxazole,sulfisomezole,gantanol,sulfamethoxazol,metoxal,sulfamethylisoxazole,simsinomin,radonil,sinomin
IUPAC Name	4-amino-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide
InChI Key	JLKIGFTWXXRPMT-UHFFFAOYSA-N
Molecular Formula	C10H11N3O3S

3-Methyl-5-(5-methylisoxazol-3-yl)isoxazole-4-carboxylic acid, 97%, Thermo Scientific™

CAS: 849066-63-3 Molecular Formula: C9H8N2O4 Molecular Weight (g/mol): 208.173 MDL Number: MFCD01880302 InChI Key: ASBPDKJMOPNMLF-UHFFFAOYSA-N Synonym: 3-methyl-5-5-methylisoxazol-3-yl isoxazole-4-carboxylic acid,3-methyl-5-5-methyl-1,2-oxazol-3-yl-1,2-oxazole-4-carboxylic acid,3,5'-biisoxazole-4'-carboxylicacid, 3',5-dimethyl,maybridge3_007228,3',5-dimethyl-3,5'-biisoxazole-4'-carboxylic acid,3-methyl-5-5-methylisoxazol-3-yl-4-carboxylic acid PubChem CID: 2744621 IUPAC Name: 3-methyl-5-(5-methyl-1,2-oxazol-3-yl)-1,2-oxazole-4-carboxylic acid SMILES: CC1=CC(=NO1)C2=C(C(=NO2)C)C(=O)O

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Specifications

PubChem CID	2744621
CAS	849066-63-3
Molecular Weight (g/mol)	208.173
MDL Number	MFCD01880302
SMILES	CC1=CC(=NO1)C2=C(C(=NO2)C)C(=O)O
Synonym	3-methyl-5-5-methylisoxazol-3-yl isoxazole-4-carboxylic acid,3-methyl-5-5-methyl-1,2-oxazol-3-yl-1,2-oxazole-4-carboxylic acid,3,5'-biisoxazole-4'-carboxylicacid, 3',5-dimethyl,maybridge3_007228,3',5-dimethyl-3,5'-biisoxazole-4'-carboxylic acid,3-methyl-5-5-methylisoxazol-3-yl-4-carboxylic acid
IUPAC Name	3-methyl-5-(5-methyl-1,2-oxazol-3-yl)-1,2-oxazole-4-carboxylic acid
InChI Key	ASBPDKJMOPNMLF-UHFFFAOYSA-N
Molecular Formula	C9H8N2O4

(5-Phenylisoxazol-3-yl)methanol, 97%, Thermo Scientific™

CAS: 1619-37-0 Molecular Formula: C10H9NO2 Molecular Weight (g/mol): 175.187 MDL Number: MFCD01444104 InChI Key: BPAFLGGUEBMWRN-UHFFFAOYSA-N PubChem CID: 1481082 IUPAC Name: (5-phenyl-1,2-oxazol-3-yl)methanol SMILES: C1=CC=C(C=C1)C2=CC(=NO2)CO

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Specifications

PubChem CID	1481082
CAS	1619-37-0
Molecular Weight (g/mol)	175.187
MDL Number	MFCD01444104
SMILES	C1=CC=C(C=C1)C2=CC(=NO2)CO
IUPAC Name	(5-phenyl-1,2-oxazol-3-yl)methanol
InChI Key	BPAFLGGUEBMWRN-UHFFFAOYSA-N
Molecular Formula	C10H9NO2

5-Methyl-3-phenylisoxazole-4-carboxylic acid, 99%

CAS: 1136-45-4 Molecular Formula: C11H9NO3 Molecular Weight (g/mol): 203.197 MDL Number: MFCD00003153 InChI Key: PENHKTNQUJMHIR-UHFFFAOYSA-N Synonym: 5-methyl-3-phenylisoxazole-4-carboxylic acid,4-isoxazolecarboxylic acid, 5-methyl-3-phenyl,5-methyl-3-phenyl-4-isoxazolecarboxylic acid,3-phenyl-5-methylisoxazol-4-carbonsaeure,3-phenyl-5-methylisoxazole-4-carboxylic acid,isoxazole-4-carboxylic acid, 5-methyl-3-phenyl,5-methyl-3-phenyl-isoxazole-4-carboxylic acid,5-methyl-3-phenylisoxazole-4-carboxylicacid,3-phenyl-5-methylisoxazol-4-carbonsaeure german,5-methyl-3-phenyl-4-isooxazolic acid PubChem CID: 14343 IUPAC Name: 5-methyl-3-phenyl-1,2-oxazole-4-carboxylic acid SMILES: CC1=C(C(=NO1)C2=CC=CC=C2)C(=O)O

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Specifications

PubChem CID	14343
CAS	1136-45-4
Molecular Weight (g/mol)	203.197
MDL Number	MFCD00003153
SMILES	CC1=C(C(=NO1)C2=CC=CC=C2)C(=O)O
Synonym	5-methyl-3-phenylisoxazole-4-carboxylic acid,4-isoxazolecarboxylic acid, 5-methyl-3-phenyl,5-methyl-3-phenyl-4-isoxazolecarboxylic acid,3-phenyl-5-methylisoxazol-4-carbonsaeure,3-phenyl-5-methylisoxazole-4-carboxylic acid,isoxazole-4-carboxylic acid, 5-methyl-3-phenyl,5-methyl-3-phenyl-isoxazole-4-carboxylic acid,5-methyl-3-phenylisoxazole-4-carboxylicacid,3-phenyl-5-methylisoxazol-4-carbonsaeure german,5-methyl-3-phenyl-4-isooxazolic acid
IUPAC Name	5-methyl-3-phenyl-1,2-oxazole-4-carboxylic acid
InChI Key	PENHKTNQUJMHIR-UHFFFAOYSA-N
Molecular Formula	C11H9NO3

Thermo Scientific Chemicals 5-(Bromomethyl)-3-phenylisoxazole, 97%, Thermo Scientific™

CAS: 2039-50-1 Molecular Formula: C10H8BrNO Molecular Weight (g/mol): 238.084 MDL Number: MFCD00159724 InChI Key: ANRMBFFXQKJEIS-UHFFFAOYSA-N PubChem CID: 2748796 IUPAC Name: 5-(bromomethyl)-3-phenyl-1,2-oxazole SMILES: C1=CC=C(C=C1)C2=NOC(=C2)CBr

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Specifications

PubChem CID	2748796
CAS	2039-50-1
Molecular Weight (g/mol)	238.084
MDL Number	MFCD00159724
SMILES	C1=CC=C(C=C1)C2=NOC(=C2)CBr
IUPAC Name	5-(bromomethyl)-3-phenyl-1,2-oxazole
InChI Key	ANRMBFFXQKJEIS-UHFFFAOYSA-N
Molecular Formula	C10H8BrNO

5-Methylisoxazole-3-carboxylic acid, 98+%

CAS: 3405-77-4 Molecular Formula: C5H5NO3 Molecular Weight (g/mol): 127.099 MDL Number: MFCD01318162 InChI Key: BNMPIJWVMVNSRD-UHFFFAOYSA-N Synonym: 5-methylisoxazole-3-carboxylic acid,5-methylisoxazole-3-carboxylicacid,3-isoxazolecarboxylic acid, 5-methyl,5-methyl-3-isoxazolecarboxylic acid,5-methyl-isoxazole-3-carboxylic acid,3-carboxy-5-methylisoxazole,3-isoxazolecarboxylicacid, 5-methyl,isoxazole acid,pubchem15552,ksc224c5p PubChem CID: 76947 IUPAC Name: 5-methyl-1,2-oxazole-3-carboxylic acid SMILES: CC1=CC(=NO1)C(=O)O

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Specifications

PubChem CID	76947
CAS	3405-77-4
Molecular Weight (g/mol)	127.099
MDL Number	MFCD01318162
SMILES	CC1=CC(=NO1)C(=O)O
Synonym	5-methylisoxazole-3-carboxylic acid,5-methylisoxazole-3-carboxylicacid,3-isoxazolecarboxylic acid, 5-methyl,5-methyl-3-isoxazolecarboxylic acid,5-methyl-isoxazole-3-carboxylic acid,3-carboxy-5-methylisoxazole,3-isoxazolecarboxylicacid, 5-methyl,isoxazole acid,pubchem15552,ksc224c5p
IUPAC Name	5-methyl-1,2-oxazole-3-carboxylic acid
InChI Key	BNMPIJWVMVNSRD-UHFFFAOYSA-N
Molecular Formula	C5H5NO3

5-Methylisoxazole-3-carbonyl chloride, 97%, Thermo Scientific™

CAS: 39499-34-8 Molecular Formula: C5H4ClNO2 Molecular Weight (g/mol): 145.54 MDL Number: MFCD00085127 InChI Key: XMVNMWDLOGSUSM-UHFFFAOYSA-N Synonym: 5-methylisoxazole-3-carbonyl chloride,3-isoxazolecarbonyl chloride, 5-methyl,5-methyl-3-isoxazolecarbonyl chloride,5-methyl-isoxazole-3-carbonyl chloride,acmc-209j5v,5-methyl-3-isoxazoyl chloride,5-methylisoxazole carbonyl chloride,5-methylisoxazol-3-ylcarbonyl chloride,3-isoxazolecarbonylchloride, 5-methyl,5-methyl isoxazole-3-carbonyl chloride PubChem CID: 2736894 IUPAC Name: 5-methyl-1,2-oxazole-3-carbonyl chloride SMILES: CC1=CC(=NO1)C(Cl)=O

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Specifications

PubChem CID	2736894
CAS	39499-34-8
Molecular Weight (g/mol)	145.54
MDL Number	MFCD00085127
SMILES	CC1=CC(=NO1)C(Cl)=O
Synonym	5-methylisoxazole-3-carbonyl chloride,3-isoxazolecarbonyl chloride, 5-methyl,5-methyl-3-isoxazolecarbonyl chloride,5-methyl-isoxazole-3-carbonyl chloride,acmc-209j5v,5-methyl-3-isoxazoyl chloride,5-methylisoxazole carbonyl chloride,5-methylisoxazol-3-ylcarbonyl chloride,3-isoxazolecarbonylchloride, 5-methyl,5-methyl isoxazole-3-carbonyl chloride
IUPAC Name	5-methyl-1,2-oxazole-3-carbonyl chloride
InChI Key	XMVNMWDLOGSUSM-UHFFFAOYSA-N
Molecular Formula	C5H4ClNO2

Methyle5-methyl-3-isoxazolecarboxylate, 97%, Thermo Scientific™

CAS: 19788-35-3 Molecular Formula: C6H7NO3 Molecular Weight (g/mol): 141.13 MDL Number: MFCD00015895 InChI Key: MVHHQOCEOUNTID-UHFFFAOYSA-N Synonym: methyl 5-methylisoxazole-3-carboxylate,methyl 5-methyl-3-isoxazolecarboxylate,3-isoxazolecarboxylic acid, 5-methyl-, methyl ester,5-methyl-3-isoxazolecarboxylic acid methyl ester,methyl 5-methyl-3-isoxazole carboxylate,methyl-5-methyl-3-isoxazole carboxylate,5-methylisoxazole-3-carboxylic acid methyl ester,5-methyl-isoxazole-3-carboxylic acid methyl ester,acmc-209xf5,ksc489s1r PubChem CID: 88245 IUPAC Name: methyl 5-methyl-1,2-oxazole-3-carboxylate SMILES: COC(=O)C1=NOC(C)=C1

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Specifications

PubChem CID	88245
CAS	19788-35-3
Molecular Weight (g/mol)	141.13
MDL Number	MFCD00015895
SMILES	COC(=O)C1=NOC(C)=C1
Synonym	methyl 5-methylisoxazole-3-carboxylate,methyl 5-methyl-3-isoxazolecarboxylate,3-isoxazolecarboxylic acid, 5-methyl-, methyl ester,5-methyl-3-isoxazolecarboxylic acid methyl ester,methyl 5-methyl-3-isoxazole carboxylate,methyl-5-methyl-3-isoxazole carboxylate,5-methylisoxazole-3-carboxylic acid methyl ester,5-methyl-isoxazole-3-carboxylic acid methyl ester,acmc-209xf5,ksc489s1r
IUPAC Name	methyl 5-methyl-1,2-oxazole-3-carboxylate
InChI Key	MVHHQOCEOUNTID-UHFFFAOYSA-N
Molecular Formula	C6H7NO3

5-Methyl-3-isoxazolecarbonitrile, 97%, Thermo Scientific™

CAS: 57351-99-2 Molecular Formula: C5H4N2O Molecular Weight (g/mol): 108.10 MDL Number: MFCD09064940 InChI Key: JTPIMYCMWLOEDD-UHFFFAOYSA-N PubChem CID: 24229456 IUPAC Name: 5-methyl-1,2-oxazole-3-carbonitrile SMILES: CC1=CC(=NO1)C#N

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Specifications

PubChem CID	24229456
CAS	57351-99-2
Molecular Weight (g/mol)	108.10
MDL Number	MFCD09064940
SMILES	CC1=CC(=NO1)C#N
IUPAC Name	5-methyl-1,2-oxazole-3-carbonitrile
InChI Key	JTPIMYCMWLOEDD-UHFFFAOYSA-N
Molecular Formula	C5H4N2O

Thermo Scientific Chemicals Isoxazole-5-carboxylic acid, 95%, Thermo Scientific™

CAS: 21169-71-1 Molecular Formula: C4H3NO3 Molecular Weight (g/mol): 113.072 MDL Number: MFCD00156151 InChI Key: MIIQJAUWHSUTIT-UHFFFAOYSA-N Synonym: isoxazole-5-carboxylic acid,5-isoxazolecarboxylic acid,isoxazole-5-carboxylicacid,5-carboxyisoxazole,pubchem8643,isoxazole-5-carboxylic,5-carboxy-1,2-oxazole,isoxazole 5-carboxylic acid,ksc207s2h PubChem CID: 2060599 IUPAC Name: 1,2-oxazole-5-carboxylic acid SMILES: C1=C(ON=C1)C(=O)O

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Specifications

PubChem CID	2060599
CAS	21169-71-1
Molecular Weight (g/mol)	113.072
MDL Number	MFCD00156151
SMILES	C1=C(ON=C1)C(=O)O
Synonym	isoxazole-5-carboxylic acid,5-isoxazolecarboxylic acid,isoxazole-5-carboxylicacid,5-carboxyisoxazole,pubchem8643,isoxazole-5-carboxylic,5-carboxy-1,2-oxazole,isoxazole 5-carboxylic acid,ksc207s2h
IUPAC Name	1,2-oxazole-5-carboxylic acid
InChI Key	MIIQJAUWHSUTIT-UHFFFAOYSA-N
Molecular Formula	C4H3NO3

3-Methylisoxazole-5-carboxylic acid, 97%

CAS: 4857-42-5 Molecular Formula: C5H5NO3 Molecular Weight (g/mol): 127.099 MDL Number: MFCD00464222 InChI Key: HXIYCKAAQPHZBM-UHFFFAOYSA-N Synonym: 3-methylisoxazole-5-carboxylic acid,3-methyl-5-isoxazolecarboxylic acid,5-isoxazolecarboxylic acid, 3-methyl,3-methyl-isoxazole-5-carboxylic acid,5-carboxy-3-methylisoxazole,5-isoxazolecarboxylicacid, 3-methyl,3-methylisoxazole-5-carboxylicacid,acmc-1aruu,3-methyl-5-carboxyisoxazole,aronis24519 PubChem CID: 853085 IUPAC Name: 3-methyl-1,2-oxazole-5-carboxylic acid SMILES: CC1=NOC(=C1)C(=O)O

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Specifications

PubChem CID	853085
CAS	4857-42-5
Molecular Weight (g/mol)	127.099
MDL Number	MFCD00464222
SMILES	CC1=NOC(=C1)C(=O)O
Synonym	3-methylisoxazole-5-carboxylic acid,3-methyl-5-isoxazolecarboxylic acid,5-isoxazolecarboxylic acid, 3-methyl,3-methyl-isoxazole-5-carboxylic acid,5-carboxy-3-methylisoxazole,5-isoxazolecarboxylicacid, 3-methyl,3-methylisoxazole-5-carboxylicacid,acmc-1aruu,3-methyl-5-carboxyisoxazole,aronis24519
IUPAC Name	3-methyl-1,2-oxazole-5-carboxylic acid
InChI Key	HXIYCKAAQPHZBM-UHFFFAOYSA-N
Molecular Formula	C5H5NO3

5-Methyl-3-phenylisoxazole-4-carbonyl chloride, 90%, Thermo Scientific™

CAS: 16883-16-2 Molecular Formula: C11H8ClNO2 Molecular Weight (g/mol): 221.64 MDL Number: MFCD00052205 InChI Key: HXEVQMXCHCDPSO-UHFFFAOYSA-N Synonym: 5-methyl-3-phenylisoxazole-4-carbonyl chloride,pmic chloride,unii-97ot2t1w6v,3-phenyl-5-methylisoxazole-4-carbonyl chloride,4-isoxazolecarbonyl chloride, 5-methyl-3-phenyl,5-methyl-3-phenyl-4-isoxazolecarbonyl chloride,3-phenyl-5-methyl-isoxazole-4-carbonyl,pubchem8723,acmc-20am25,dsstox_cid_31452 PubChem CID: 85624 IUPAC Name: 5-methyl-3-phenyl-1,2-oxazole-4-carbonyl chloride SMILES: CC1=C(C(=NO1)C2=CC=CC=C2)C(=O)Cl

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Specifications

PubChem CID	85624
CAS	16883-16-2
Molecular Weight (g/mol)	221.64
MDL Number	MFCD00052205
SMILES	CC1=C(C(=NO1)C2=CC=CC=C2)C(=O)Cl
Synonym	5-methyl-3-phenylisoxazole-4-carbonyl chloride,pmic chloride,unii-97ot2t1w6v,3-phenyl-5-methylisoxazole-4-carbonyl chloride,4-isoxazolecarbonyl chloride, 5-methyl-3-phenyl,5-methyl-3-phenyl-4-isoxazolecarbonyl chloride,3-phenyl-5-methyl-isoxazole-4-carbonyl,pubchem8723,acmc-20am25,dsstox_cid_31452
IUPAC Name	5-methyl-3-phenyl-1,2-oxazole-4-carbonyl chloride
InChI Key	HXEVQMXCHCDPSO-UHFFFAOYSA-N
Molecular Formula	C11H8ClNO2

Thermo Scientific Chemicals 3,5-Dimethylisoxazol-4-yl isocyanate, 95%, Thermo Scientific™

CAS: 131825-41-7 Molecular Formula: C6H6N2O2 Molecular Weight (g/mol): 138.126 MDL Number: MFCD00119910 InChI Key: JJQYAGYVYNMYGE-UHFFFAOYSA-N Synonym: 3,5-dimethylisoxazol-4-yl isocyanate,isoxazole,4-isocyanato-3,5-dimethyl,3,5-dimethylisoxazole-4-isocyanate,4-isocyanato-3,5-dimethylisoxazole,3,5-dimethyl isoxazol-4-yl isocyanate,3,5-dimethylisoxazol-4-ylisocyanate,acmc-20mu97,3,5-dimethylisoxazol-4-isocyanate,3,5-dimethyl-4-isocyanatoisoxazole,4-isocyanato3,5-dimethyl-isoxazole PubChem CID: 2736266 IUPAC Name: 4-isocyanato-3,5-dimethyl-1,2-oxazole SMILES: CC1=C(C(=NO1)C)N=C=O

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Specifications

PubChem CID	2736266
CAS	131825-41-7
Molecular Weight (g/mol)	138.126
MDL Number	MFCD00119910
SMILES	CC1=C(C(=NO1)C)N=C=O
Synonym	3,5-dimethylisoxazol-4-yl isocyanate,isoxazole,4-isocyanato-3,5-dimethyl,3,5-dimethylisoxazole-4-isocyanate,4-isocyanato-3,5-dimethylisoxazole,3,5-dimethyl isoxazol-4-yl isocyanate,3,5-dimethylisoxazol-4-ylisocyanate,acmc-20mu97,3,5-dimethylisoxazol-4-isocyanate,3,5-dimethyl-4-isocyanatoisoxazole,4-isocyanato3,5-dimethyl-isoxazole
IUPAC Name	4-isocyanato-3,5-dimethyl-1,2-oxazole
InChI Key	JJQYAGYVYNMYGE-UHFFFAOYSA-N
Molecular Formula	C6H6N2O2

Isoxazoles

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Sulfamethoxazole 98.0+%, TCI America™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Sulfamethoxazole 98.0+%, TCI America™