Isoxazoles

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

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1 – 15 of 102 results

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

3-Hydroxy-5-methylisoxazole, 97%

CAS: 10004-44-1 Molecular Formula: C4H5NO2 Molecular Weight (g/mol): 99.089 MDL Number: MFCD00144468 InChI Key: KGVPNLBXJKTABS-UHFFFAOYSA-N Synonym: hymexazol,3-hydroxy-5-methylisoxazole,hymexazole,5-methylisoxazol-3-ol,5-methylisoxazol-3 2h-one,hydroxyisoxazole,tachigaren,itachigarden,5-methyl-3-hydroxyisoxazole,5-methyl-3 2h-isoxazolone PubChem CID: 24781 ChEBI: CHEBI:5827 IUPAC Name: 5-methyl-1,2-oxazol-3-one SMILES: CC1=CC(=O)NO1

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Specifications

PubChem CID	24781
CAS	10004-44-1
Molecular Weight (g/mol)	99.089
ChEBI	CHEBI:5827
MDL Number	MFCD00144468
SMILES	CC1=CC(=O)NO1
Synonym	hymexazol,3-hydroxy-5-methylisoxazole,hymexazole,5-methylisoxazol-3-ol,5-methylisoxazol-3 2h-one,hydroxyisoxazole,tachigaren,itachigarden,5-methyl-3-hydroxyisoxazole,5-methyl-3 2h-isoxazolone
IUPAC Name	5-methyl-1,2-oxazol-3-one
InChI Key	KGVPNLBXJKTABS-UHFFFAOYSA-N
Molecular Formula	C4H5NO2

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

5-Methyl-4-isoxazolesulfonyl chloride, 95%, Thermo Scientific™

CAS: 321309-26-6 Molecular Formula: C4H4ClNO3S Molecular Weight (g/mol): 181.59 MDL Number: MFCD02681975 InChI Key: STYUNYVEEFPQMF-UHFFFAOYSA-N Synonym: 5-methyl-4-isoxazolesulfonyl chloride,5-methylisoxazole-4-sulfonyl chloride,4-isoxazolesulfonyl chloride, 5-methyl,4-chlorosulfonyl-5-methylisoxazole,chloro 5-methylisoxazol-4-yl sulfone,4-chlorosulphonyl-5-methylisoxazole,4-isoxazolesulfonylchloride, 5-methyl,5-methyl-4-isoxazole sulfonyl chloride,5-methyl-isoxazole-4-sulfonyl chloride,5-methylisoxazole-4-sulphonyl chloride PubChem CID: 2776141 IUPAC Name: 5-methyl-1,2-oxazole-4-sulfonyl chloride SMILES: CC1=C(C=NO1)S(=O)(=O)Cl

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Specifications

PubChem CID	2776141
CAS	321309-26-6
Molecular Weight (g/mol)	181.59
MDL Number	MFCD02681975
SMILES	CC1=C(C=NO1)S(=O)(=O)Cl
Synonym	5-methyl-4-isoxazolesulfonyl chloride,5-methylisoxazole-4-sulfonyl chloride,4-isoxazolesulfonyl chloride, 5-methyl,4-chlorosulfonyl-5-methylisoxazole,chloro 5-methylisoxazol-4-yl sulfone,4-chlorosulphonyl-5-methylisoxazole,4-isoxazolesulfonylchloride, 5-methyl,5-methyl-4-isoxazole sulfonyl chloride,5-methyl-isoxazole-4-sulfonyl chloride,5-methylisoxazole-4-sulphonyl chloride
IUPAC Name	5-methyl-1,2-oxazole-4-sulfonyl chloride
InChI Key	STYUNYVEEFPQMF-UHFFFAOYSA-N
Molecular Formula	C4H4ClNO3S

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

Ethyl 3-methylisoxazole-4-carboxylate, 97%

CAS: 20328-15-8 Molecular Formula: C7H9NO3 Molecular Weight (g/mol): 155.153 MDL Number: MFCD01075736 InChI Key: AEWHICNMVQOWJE-UHFFFAOYSA-N Synonym: ethyl 3-methylisoxazole-4-carboxylate,ethyl 3-methyl-isoxazole-4-carboxylate,4-isoxazolecarboxylic acid, 3-methyl-, ethyl ester,acmc-20akze,ethyl 3-methyl-4-isoxazolecarboxylate,3-methyl-4-isoxazolecarboxylic acid ethyl ester,3-methyl-isoxazole-4-carboxylic acid ethyl ester,4-isoxazolecarboxylicacid, 3-methyl-, ethyl ester,3-methyl-4-isoxazolecarboxylic acid, ethyl ester,3-methylisoxazole-4-carboxylic acid ethyl ester PubChem CID: 317668 IUPAC Name: ethyl 3-methyl-1,2-oxazole-4-carboxylate SMILES: CCOC(=O)C1=CON=C1C

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Specifications

PubChem CID	317668
CAS	20328-15-8
Molecular Weight (g/mol)	155.153
MDL Number	MFCD01075736
SMILES	CCOC(=O)C1=CON=C1C
Synonym	ethyl 3-methylisoxazole-4-carboxylate,ethyl 3-methyl-isoxazole-4-carboxylate,4-isoxazolecarboxylic acid, 3-methyl-, ethyl ester,acmc-20akze,ethyl 3-methyl-4-isoxazolecarboxylate,3-methyl-4-isoxazolecarboxylic acid ethyl ester,3-methyl-isoxazole-4-carboxylic acid ethyl ester,4-isoxazolecarboxylicacid, 3-methyl-, ethyl ester,3-methyl-4-isoxazolecarboxylic acid, ethyl ester,3-methylisoxazole-4-carboxylic acid ethyl ester
IUPAC Name	ethyl 3-methyl-1,2-oxazole-4-carboxylate
InChI Key	AEWHICNMVQOWJE-UHFFFAOYSA-N
Molecular Formula	C7H9NO3

Benzo[d]isoxazol-3-ol, ≥95%, Thermo Scientific™

CAS: 21725-69-9 Molecular Formula: C7H5NO2 Molecular Weight (g/mol): 135.122 MDL Number: MFCD00125030 InChI Key: QLDQYRDCPNBPII-UHFFFAOYSA-N Synonym: benzo d isoxazol-3-ol,1,2-benzisoxazol-3 2h-one,1,2-benzoxazol-3-ol,1,2-benzisoxazol-3-ol,3-hydroxybenzisoxazole,3-hydroxy-1,2-benzisoxazole,1,2-benzisoxazolin-3-one,1,2-benzisoxazol-3-ol 8ci,2h-1,2-benzoxazol-3-one,benzisoxazolone PubChem CID: 210830 IUPAC Name: 1,2-benzoxazol-3-one SMILES: C1=CC=C2C(=C1)C(=O)NO2

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Specifications

PubChem CID	210830
CAS	21725-69-9
Molecular Weight (g/mol)	135.122
MDL Number	MFCD00125030
SMILES	C1=CC=C2C(=C1)C(=O)NO2
Synonym	benzo d isoxazol-3-ol,1,2-benzisoxazol-3 2h-one,1,2-benzoxazol-3-ol,1,2-benzisoxazol-3-ol,3-hydroxybenzisoxazole,3-hydroxy-1,2-benzisoxazole,1,2-benzisoxazolin-3-one,1,2-benzisoxazol-3-ol 8ci,2h-1,2-benzoxazol-3-one,benzisoxazolone
IUPAC Name	1,2-benzoxazol-3-one
InChI Key	QLDQYRDCPNBPII-UHFFFAOYSA-N
Molecular Formula	C7H5NO2

[5-(2-Furyl)isoxazol-3-yl]methanol, ≥97%, Thermo Scientific™

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5-Amino-3,4-dimethylisoxazole, 99%

CAS: 19947-75-2 Molecular Formula: C5H8N2O Molecular Weight (g/mol): 112.132 MDL Number: MFCD00046081 InChI Key: PYNDWPFZDQONDV-UHFFFAOYSA-N Synonym: 5-amino-3,4-dimethylisoxazole,3,4-dimethylisoxazol-5-amine,5-amino-3,4-dimethyl-isoxazole,5-isoxazolamine, 3,4-dimethyl,dimethyl-1,2-oxazol-5-amine,3,4-dimethyl-5-isoxazolamine,5-amino-3,4-dimethyl isoxazole,3,4-dimethylisoxazole-5-ylamine,3,4-dimethylisoxazol-5-ylamine,pubchem8660 PubChem CID: 88317 IUPAC Name: 3,4-dimethyl-1,2-oxazol-5-amine SMILES: CC1=C(ON=C1C)N

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Specifications

PubChem CID	88317
CAS	19947-75-2
Molecular Weight (g/mol)	112.132
MDL Number	MFCD00046081
SMILES	CC1=C(ON=C1C)N
Synonym	5-amino-3,4-dimethylisoxazole,3,4-dimethylisoxazol-5-amine,5-amino-3,4-dimethyl-isoxazole,5-isoxazolamine, 3,4-dimethyl,dimethyl-1,2-oxazol-5-amine,3,4-dimethyl-5-isoxazolamine,5-amino-3,4-dimethyl isoxazole,3,4-dimethylisoxazole-5-ylamine,3,4-dimethylisoxazol-5-ylamine,pubchem8660
IUPAC Name	3,4-dimethyl-1,2-oxazol-5-amine
InChI Key	PYNDWPFZDQONDV-UHFFFAOYSA-N
Molecular Formula	C5H8N2O

Ethyl 5-(chloromethyl)-3-isoxazolecarboxylate, 97%, Thermo Scientific™

CAS: 3209-40-3 Molecular Formula: C7H8ClNO3 Molecular Weight (g/mol): 189.60 MDL Number: MFCD08445409 InChI Key: RNURPQMTRDHCNM-UHFFFAOYSA-N Synonym: ethyl 5-chloromethyl isoxazole-3-carboxylate,ethyl 5-chloromethyl-3-isoxazolecarboxylate,ethyl 5-chloromethyl-1,2-oxazole-3-carboxylate,ethyl 5-chloromethylisoxazole-3-carboxylate,5-chloromethyl-isoxazole-3-carboxylic acid ethyl ester,ehyl 5-chloromethyl-1,2-oxazole-3-carboxylate,3-isoxazolecarboxylicacid, 5-chloromethyl-, ethyl ester PubChem CID: 14674306 IUPAC Name: ethyl 5-(chloromethyl)-1,2-oxazole-3-carboxylate SMILES: CCOC(=O)C1=NOC(CCl)=C1

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Specifications

PubChem CID	14674306
CAS	3209-40-3
Molecular Weight (g/mol)	189.60
MDL Number	MFCD08445409
SMILES	CCOC(=O)C1=NOC(CCl)=C1
Synonym	ethyl 5-chloromethyl isoxazole-3-carboxylate,ethyl 5-chloromethyl-3-isoxazolecarboxylate,ethyl 5-chloromethyl-1,2-oxazole-3-carboxylate,ethyl 5-chloromethylisoxazole-3-carboxylate,5-chloromethyl-isoxazole-3-carboxylic acid ethyl ester,ehyl 5-chloromethyl-1,2-oxazole-3-carboxylate,3-isoxazolecarboxylicacid, 5-chloromethyl-, ethyl ester
IUPAC Name	ethyl 5-(chloromethyl)-1,2-oxazole-3-carboxylate
InChI Key	RNURPQMTRDHCNM-UHFFFAOYSA-N
Molecular Formula	C7H8ClNO3

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

Pricing and Availability
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-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

Pricing and Availability
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

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

CAS: 14716-89-3 Molecular Formula: C5H7NO2 Molecular Weight (g/mol): 113.116 MDL Number: MFCD09859210 InChI Key: OFSDWHRZVRCPBR-UHFFFAOYSA-N Synonym: 3-methylisoxazol-5-yl methanol,3-methyl-1,2-oxazol-5-yl methanol,3-methyl-5-isoxazolemethanol,5-isoxazolemethanol,3-methyl,3-methylisoxazol-5-yl methan-1-ol,3-methylisoxazole-5-methanol,5-isoxazolemethanol, 3-methyl,3-methyl-5-isoxazolyl methanol,5-hydroxymethyl-3-methylisoxazole,5-hydroxymethyl-3-methyl-isoxazole PubChem CID: 10820493 IUPAC Name: (3-methyl-1,2-oxazol-5-yl)methanol SMILES: CC1=NOC(=C1)CO

Pricing and Availability
Specifications

PubChem CID	10820493
CAS	14716-89-3
Molecular Weight (g/mol)	113.116
MDL Number	MFCD09859210
SMILES	CC1=NOC(=C1)CO
Synonym	3-methylisoxazol-5-yl methanol,3-methyl-1,2-oxazol-5-yl methanol,3-methyl-5-isoxazolemethanol,5-isoxazolemethanol,3-methyl,3-methylisoxazol-5-yl methan-1-ol,3-methylisoxazole-5-methanol,5-isoxazolemethanol, 3-methyl,3-methyl-5-isoxazolyl methanol,5-hydroxymethyl-3-methylisoxazole,5-hydroxymethyl-3-methyl-isoxazole
IUPAC Name	(3-methyl-1,2-oxazol-5-yl)methanol
InChI Key	OFSDWHRZVRCPBR-UHFFFAOYSA-N
Molecular Formula	C5H7NO2

4-(Chloromethyl)-3-(2,6-dichlorophenyl)-5-methylisoxazole, 97%, Thermo Scientific™

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5-chlorobenzo[d]isoxazol-3-ol, Thermo Scientific™

CAS: 24603-63-2 Molecular Formula: C7H4ClNO2 Molecular Weight (g/mol): 169.564 InChI Key: WIZWHBRFTCYPDN-UHFFFAOYSA-N Synonym: 5-chlorobenzo d isoxazol-3-ol,5-chloro-3-hydroxybenzisoxazole,5-chloro-1,2-benzoxazol-3-ol,5-chloro-1,2-benzisoxazol-3 2h-one,1,2-benzisoxazol-3 2h-one, 5-chloro,5-chloro-2h-1,2-benzoxazol-3-one,pubchem24257,5-chloro-benzo d isoxazol-3-ol,5-chloro-benzo d isoxazol-3-one,5-chlorobenzo d isoxazol-3 2h-one PubChem CID: 3714169 IUPAC Name: 5-chloro-1,2-benzoxazol-3-one SMILES: C1=CC2=C(C=C1Cl)C(=O)NO2

Pricing and Availability
Specifications

PubChem CID	3714169
CAS	24603-63-2
Molecular Weight (g/mol)	169.564
SMILES	C1=CC2=C(C=C1Cl)C(=O)NO2
Synonym	5-chlorobenzo d isoxazol-3-ol,5-chloro-3-hydroxybenzisoxazole,5-chloro-1,2-benzoxazol-3-ol,5-chloro-1,2-benzisoxazol-3 2h-one,1,2-benzisoxazol-3 2h-one, 5-chloro,5-chloro-2h-1,2-benzoxazol-3-one,pubchem24257,5-chloro-benzo d isoxazol-3-ol,5-chloro-benzo d isoxazol-3-one,5-chlorobenzo d isoxazol-3 2h-one
IUPAC Name	5-chloro-1,2-benzoxazol-3-one
InChI Key	WIZWHBRFTCYPDN-UHFFFAOYSA-N
Molecular Formula	C7H4ClNO2

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