Oxacyclic compounds

Organic heterocyclic compounds that contain one or more oxygen atoms either within the ring's structure or linked to the ring.

61 – 75 of 338 results

4-(3-Methyl-1,2,4-oxadiazol-5-yl)benzoic acid, 95%, Thermo Scientific™

CAS: 851048-56-1 Molecular Formula: C10H8N2O3 Molecular Weight (g/mol): 204.19 MDL Number: MFCD08741427 InChI Key: KXXLPIJOPGBFTA-UHFFFAOYSA-N Synonym: 4-3-methyl-1,2,4-oxadiazol-5-yl benzoic acid,benzoicacid, 4-3-methyl-1,2,4-oxadiazol-5-yl,benzoic acid, 4-3-methyl-1,2,4-oxadiazol-5-yl,methyloxadiazolylbenzoicacid,4-3-methyl-1,2,4 oxadiazol-5-yl-benzoic acid,4-3-methyl-1,2,4-oxadiazol-5-yl-benzoic acid PubChem CID: 22110111 IUPAC Name: 4-(3-methyl-1,2,4-oxadiazol-5-yl)benzoic acid SMILES: CC1=NOC(=N1)C1=CC=C(C=C1)C(O)=O

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Specifications

PubChem CID	22110111
CAS	851048-56-1
Molecular Weight (g/mol)	204.19
MDL Number	MFCD08741427
SMILES	CC1=NOC(=N1)C1=CC=C(C=C1)C(O)=O
Synonym	4-3-methyl-1,2,4-oxadiazol-5-yl benzoic acid,benzoicacid, 4-3-methyl-1,2,4-oxadiazol-5-yl,benzoic acid, 4-3-methyl-1,2,4-oxadiazol-5-yl,methyloxadiazolylbenzoicacid,4-3-methyl-1,2,4 oxadiazol-5-yl-benzoic acid,4-3-methyl-1,2,4-oxadiazol-5-yl-benzoic acid
IUPAC Name	4-(3-methyl-1,2,4-oxadiazol-5-yl)benzoic acid
InChI Key	KXXLPIJOPGBFTA-UHFFFAOYSA-N
Molecular Formula	C10H8N2O3

Homophthalic anhydride, 97+%

CAS: 703-59-3 Molecular Formula: C9H6O3 Molecular Weight (g/mol): 162.144 MDL Number: MFCD00006894 InChI Key: AKHSBAVQPIRVAG-UHFFFAOYSA-N Synonym: homophthalic anhydride,1,3-isochromandione,isochroman-1,3-dione,1h-2-benzopyran-1,3 4h-dione,homophthalic acid anhydride,4h-2-benzopyran-1,3-dione,1h-isochromene-1,3 4h-dione,3,4-dihydro-1h-2-benzopyran-1,3-dione,4h-benzo c pyran-1,3-dione,homophthalic anhydride 2-carboxyphenylacetic anhydride PubChem CID: 12801 IUPAC Name: 4H-isochromene-1,3-dione SMILES: C1C2=CC=CC=C2C(=O)OC1=O

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Specifications

PubChem CID	12801
CAS	703-59-3
Molecular Weight (g/mol)	162.144
MDL Number	MFCD00006894
SMILES	C1C2=CC=CC=C2C(=O)OC1=O
Synonym	homophthalic anhydride,1,3-isochromandione,isochroman-1,3-dione,1h-2-benzopyran-1,3 4h-dione,homophthalic acid anhydride,4h-2-benzopyran-1,3-dione,1h-isochromene-1,3 4h-dione,3,4-dihydro-1h-2-benzopyran-1,3-dione,4h-benzo c pyran-1,3-dione,homophthalic anhydride 2-carboxyphenylacetic anhydride
IUPAC Name	4H-isochromene-1,3-dione
InChI Key	AKHSBAVQPIRVAG-UHFFFAOYSA-N
Molecular Formula	C9H6O3

Benzo[b]furan, 97+%

CAS: 271-89-6 Molecular Formula: C8H6O Molecular Weight (g/mol): 118.14 MDL Number: MFCD00005847 InChI Key: IANQTJSKSUMEQM-UHFFFAOYSA-N Synonym: benzofuran,2,3-benzofuran,coumarone,benzo b furan,cumarone,benzofurfuran,1-oxindene,coumaron,1-oxidene PubChem CID: 9223 ChEBI: CHEBI:35260 IUPAC Name: 1-benzofuran SMILES: O1C=CC2=CC=CC=C12

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Specifications

PubChem CID	9223
CAS	271-89-6
Molecular Weight (g/mol)	118.14
ChEBI	CHEBI:35260
MDL Number	MFCD00005847
SMILES	O1C=CC2=CC=CC=C12
Synonym	benzofuran,2,3-benzofuran,coumarone,benzo b furan,cumarone,benzofurfuran,1-oxindene,coumaron,1-oxidene
IUPAC Name	1-benzofuran
InChI Key	IANQTJSKSUMEQM-UHFFFAOYSA-N
Molecular Formula	C8H6O

Ethyl 3-(2-furyl)propionate, 98%

CAS: 10031-90-0 Molecular Formula: C9H12O3 Molecular Weight (g/mol): 168.192 MDL Number: MFCD00036496 InChI Key: OWIWZQQFSTZZIG-UHFFFAOYSA-N Synonym: ethyl 3-2-furyl propionate,ethyl 2-furanpropionate,2-furanpropanoic acid, ethyl ester,ethyl 3-2-furyl propanoate,ethyl furfhydracrylate,ethyl furfurylacetate,ethyl 3-furan-2-yl propanoate,2-furanpropionic acid, ethyl ester,ethyl 2-furanpropanoate,ethyl furan-2-propionate PubChem CID: 61450 IUPAC Name: ethyl 3-(furan-2-yl)propanoate SMILES: CCOC(=O)CCC1=CC=CO1

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Specifications

PubChem CID	61450
CAS	10031-90-0
Molecular Weight (g/mol)	168.192
MDL Number	MFCD00036496
SMILES	CCOC(=O)CCC1=CC=CO1
Synonym	ethyl 3-2-furyl propionate,ethyl 2-furanpropionate,2-furanpropanoic acid, ethyl ester,ethyl 3-2-furyl propanoate,ethyl furfhydracrylate,ethyl furfurylacetate,ethyl 3-furan-2-yl propanoate,2-furanpropionic acid, ethyl ester,ethyl 2-furanpropanoate,ethyl furan-2-propionate
IUPAC Name	ethyl 3-(furan-2-yl)propanoate
InChI Key	OWIWZQQFSTZZIG-UHFFFAOYSA-N
Molecular Formula	C9H12O3

Benzo[b]furan-3-acetonitrile, 99%

CAS: 52407-43-9 Molecular Formula: C10H7NO Molecular Weight (g/mol): 157.172 MDL Number: MFCD02183555 InChI Key: BJAJKVZABJZXDC-UHFFFAOYSA-N Synonym: 1-benzofuran-3-ylacetonitrile,3-benzo b furylacetonitrile,benzofuran-3-acetonitrile,2-benzofuran-3-yl acetonitrile,benzo b furan-3-acetonitrile,2-3-benzofuranyl acetonitrile,2-1-benzofuran-3-yl acetonitrile,2-benzo b furan-3-ylethanenitrile,pubchem7006,3-benzofuranylacetonitrile PubChem CID: 2769401 IUPAC Name: 2-(1-benzofuran-3-yl)acetonitrile SMILES: C1=CC=C2C(=C1)C(=CO2)CC#N

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Specifications

PubChem CID	2769401
CAS	52407-43-9
Molecular Weight (g/mol)	157.172
MDL Number	MFCD02183555
SMILES	C1=CC=C2C(=C1)C(=CO2)CC#N
Synonym	1-benzofuran-3-ylacetonitrile,3-benzo b furylacetonitrile,benzofuran-3-acetonitrile,2-benzofuran-3-yl acetonitrile,benzo b furan-3-acetonitrile,2-3-benzofuranyl acetonitrile,2-1-benzofuran-3-yl acetonitrile,2-benzo b furan-3-ylethanenitrile,pubchem7006,3-benzofuranylacetonitrile
IUPAC Name	2-(1-benzofuran-3-yl)acetonitrile
InChI Key	BJAJKVZABJZXDC-UHFFFAOYSA-N
Molecular Formula	C10H7NO

4-Oxo-4H-1-benzopyran-2-carboxylic acid, 97%

CAS: 4940-39-0 Molecular Formula: C₁₀H₆O₄ Molecular Weight (g/mol): 190.15 MDL Number: MFCD00006838 InChI Key: RVMGXWBCQGAWBR-UHFFFAOYSA-N Synonym: chromocarb,chromone-2-carboxylic acid,4-oxo-4h-chromene-2-carboxylic acid,4-oxo-4h-1-benzopyran-2-carboxylic acid,atremon,chromonecarboxylic acid,lp-1,chromocarb inn:dcf,2-chromonecarboxylic acid,chromocarbe inn-french PubChem CID: 2741 IUPAC Name: 4-oxochromene-2-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=O)C=C(O2)C(=O)O

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Specifications

PubChem CID	2741
CAS	4940-39-0
Molecular Weight (g/mol)	190.15
MDL Number	MFCD00006838
SMILES	C1=CC=C2C(=C1)C(=O)C=C(O2)C(=O)O
Synonym	chromocarb,chromone-2-carboxylic acid,4-oxo-4h-chromene-2-carboxylic acid,4-oxo-4h-1-benzopyran-2-carboxylic acid,atremon,chromonecarboxylic acid,lp-1,chromocarb inn:dcf,2-chromonecarboxylic acid,chromocarbe inn-french
IUPAC Name	4-oxochromene-2-carboxylic acid
InChI Key	RVMGXWBCQGAWBR-UHFFFAOYSA-N
Molecular Formula	C₁₀H₆O₄

4-(2-Furyl)benzoic acid, 97%, Thermo Scientific™

CAS: 35461-98-4 Molecular Formula: C11H8O3 Molecular Weight (g/mol): 188.18 MDL Number: MFCD04039073 InChI Key: FOJYVBSPOBUCMV-UHFFFAOYSA-N Synonym: 4-2-furyl benzoic acid,4-furan-2-yl benzoic acid,4-furan-2-yl-benzoic acid,2-4-carboxyphenyl furan,4-fur-2-ylbenzoic acid,p-2-furyl benzoic acid,4-2-furanyl benzoic acid PubChem CID: 5138791 IUPAC Name: 4-(furan-2-yl)benzoic acid SMILES: OC(=O)C1=CC=C(C=C1)C1=CC=CO1

Pricing & Availability
Specifications

PubChem CID	5138791
CAS	35461-98-4
Molecular Weight (g/mol)	188.18
MDL Number	MFCD04039073
SMILES	OC(=O)C1=CC=C(C=C1)C1=CC=CO1
Synonym	4-2-furyl benzoic acid,4-furan-2-yl benzoic acid,4-furan-2-yl-benzoic acid,2-4-carboxyphenyl furan,4-fur-2-ylbenzoic acid,p-2-furyl benzoic acid,4-2-furanyl benzoic acid
IUPAC Name	4-(furan-2-yl)benzoic acid
InChI Key	FOJYVBSPOBUCMV-UHFFFAOYSA-N
Molecular Formula	C11H8O3

Bis(neopentyl glycolato)diboron, 98%

CAS: 201733-56-4 Molecular Formula: C10H20B2O4 Molecular Weight (g/mol): 225.89 MDL Number: MFCD02093062 InChI Key: MDNDJMCSXOXBFZ-UHFFFAOYSA-N Synonym: bis neopentyl glycolato diboron,bis neopentylglycolato diboron,5,5,5',5'-tetramethyl-2,2'-bi 1,3,2-dioxaborinane,2-5,5-dimethyl-1,3,2-dioxaborinan-2-yl-5,5-dimethyl-1,3,2-dioxaborinane,5,5,5',5'-tetramethyl-2,2'-bi-1,3,2-dioxaborinane,2,2'-bi-1,3,2-dioxaborinane, 5,5,5',5'-tetramethyl,bis neopentyl glycolato diborane,bis 2,2-dimethyl-1,3-propanediolato diboron,5,5,5',5'-tetramethyl-2,2' bi 1,3,2 dioxaborinanyl PubChem CID: 2734316 IUPAC Name: 2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane SMILES: CC1(C)COB(OC1)B1OCC(C)(C)CO1

Pricing & Availability
Specifications

PubChem CID	2734316
CAS	201733-56-4
Molecular Weight (g/mol)	225.89
MDL Number	MFCD02093062
SMILES	CC1(C)COB(OC1)B1OCC(C)(C)CO1
Synonym	bis neopentyl glycolato diboron,bis neopentylglycolato diboron,5,5,5',5'-tetramethyl-2,2'-bi 1,3,2-dioxaborinane,2-5,5-dimethyl-1,3,2-dioxaborinan-2-yl-5,5-dimethyl-1,3,2-dioxaborinane,5,5,5',5'-tetramethyl-2,2'-bi-1,3,2-dioxaborinane,2,2'-bi-1,3,2-dioxaborinane, 5,5,5',5'-tetramethyl,bis neopentyl glycolato diborane,bis 2,2-dimethyl-1,3-propanediolato diboron,5,5,5',5'-tetramethyl-2,2' bi 1,3,2 dioxaborinanyl
IUPAC Name	2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane
InChI Key	MDNDJMCSXOXBFZ-UHFFFAOYSA-N
Molecular Formula	C10H20B2O4

4-Methylphthalic anhydride, 96%

CAS: 19438-61-0 Molecular Formula: C₉H₆O₃ Molecular Weight (g/mol): 162.14 MDL Number: MFCD00041856 InChI Key: ZOXBWJMCXHTKNU-UHFFFAOYSA-N Synonym: 4-methylphthalic anhydride,5-methylisobenzofuran-1,3-dione,1,3-isobenzofurandione, 5-methyl,unii-2p2740fpck,phthalic anhydride, 4-methyl,dsstox_cid_7805,5-methyl-1,3-dihydro-2-benzofuran-1,3-dione,dsstox_rid_78575,dsstox_gsid_27805,4methylphthalic anhydride PubChem CID: 88069 IUPAC Name: 5-methyl-2-benzofuran-1,3-dione SMILES: CC1=CC2=C(C=C1)C(=O)OC2=O

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Specifications

PubChem CID	88069
CAS	19438-61-0
Molecular Weight (g/mol)	162.14
MDL Number	MFCD00041856
SMILES	CC1=CC2=C(C=C1)C(=O)OC2=O
Synonym	4-methylphthalic anhydride,5-methylisobenzofuran-1,3-dione,1,3-isobenzofurandione, 5-methyl,unii-2p2740fpck,phthalic anhydride, 4-methyl,dsstox_cid_7805,5-methyl-1,3-dihydro-2-benzofuran-1,3-dione,dsstox_rid_78575,dsstox_gsid_27805,4methylphthalic anhydride
IUPAC Name	5-methyl-2-benzofuran-1,3-dione
InChI Key	ZOXBWJMCXHTKNU-UHFFFAOYSA-N
Molecular Formula	C₉H₆O₃

2,3-Pyrazinedicarboxylic anhydride, 97%

CAS: 4744-50-7 Molecular Formula: C6H2N2O3 Molecular Weight (g/mol): 150.09 MDL Number: MFCD00179418 InChI Key: AWJWCTOOIBYHON-UHFFFAOYSA-N Synonym: furo 3,4-b pyrazine-5,7-dione,2,3-pyrazinedicarboxylic anhydride,2,3-pyrazinecarboxylic anhydride,pyrazine-2,3-dicarboxylic anhydride,5h,7h-furo 3,4-b pyrazine-5,7-dione,furano 3,4-b pyrazine-5,7-dione,pubchem17535,2,3-pyrazinedicarboxylic anhydride treated bsa PubChem CID: 78482 IUPAC Name: 5H,7H-furo[3,4-b]pyrazine-5,7-dione SMILES: O=C1OC(=O)C2=NC=CN=C12

Pricing & Availability
Specifications

PubChem CID	78482
CAS	4744-50-7
Molecular Weight (g/mol)	150.09
MDL Number	MFCD00179418
SMILES	O=C1OC(=O)C2=NC=CN=C12
Synonym	furo 3,4-b pyrazine-5,7-dione,2,3-pyrazinedicarboxylic anhydride,2,3-pyrazinecarboxylic anhydride,pyrazine-2,3-dicarboxylic anhydride,5h,7h-furo 3,4-b pyrazine-5,7-dione,furano 3,4-b pyrazine-5,7-dione,pubchem17535,2,3-pyrazinedicarboxylic anhydride treated bsa
IUPAC Name	5H,7H-furo[3,4-b]pyrazine-5,7-dione
InChI Key	AWJWCTOOIBYHON-UHFFFAOYSA-N
Molecular Formula	C6H2N2O3

Flavone, 99%

CAS: 525-82-6 Molecular Formula: C15H10O2 Molecular Weight (g/mol): 222.243 MDL Number: MFCD00006825 InChI Key: VHBFFQKBGNRLFZ-UHFFFAOYSA-N Synonym: flavone,2-phenylchromone,2-phenyl-4h-chromen-4-one,2-phenyl-4-chromone,2-phenyl-4-benzopyron,2-phenyl-4h-1-benzopyran-4-one,4h-1-benzopyran-4-one, 2-phenyl,asmacoril,chromocor,cromaril PubChem CID: 10680 ChEBI: CHEBI:42491 IUPAC Name: 2-phenylchromen-4-one SMILES: C1=CC=C(C=C1)C2=CC(=O)C3=CC=CC=C3O2

Pricing & Availability
Specifications

PubChem CID	10680
CAS	525-82-6
Molecular Weight (g/mol)	222.243
ChEBI	CHEBI:42491
MDL Number	MFCD00006825
SMILES	C1=CC=C(C=C1)C2=CC(=O)C3=CC=CC=C3O2
Synonym	flavone,2-phenylchromone,2-phenyl-4h-chromen-4-one,2-phenyl-4-chromone,2-phenyl-4-benzopyron,2-phenyl-4h-1-benzopyran-4-one,4h-1-benzopyran-4-one, 2-phenyl,asmacoril,chromocor,cromaril
IUPAC Name	2-phenylchromen-4-one
InChI Key	VHBFFQKBGNRLFZ-UHFFFAOYSA-N
Molecular Formula	C15H10O2

5-(2-Pyridyl)-1,3-oxazole, 97%

CAS: 70380-73-3 Molecular Formula: C8H6N2O Molecular Weight (g/mol): 146.149 MDL Number: MFCD00085160 InChI Key: LUMKXMDGONYZHO-UHFFFAOYSA-N PubChem CID: 737194 IUPAC Name: 5-pyridin-2-yl-1,3-oxazole SMILES: C1=CC=NC(=C1)C2=CN=CO2

Pricing & Availability
Specifications

PubChem CID	737194
CAS	70380-73-3
Molecular Weight (g/mol)	146.149
MDL Number	MFCD00085160
SMILES	C1=CC=NC(=C1)C2=CN=CO2
IUPAC Name	5-pyridin-2-yl-1,3-oxazole
InChI Key	LUMKXMDGONYZHO-UHFFFAOYSA-N
Molecular Formula	C8H6N2O

Pentadecanolide, 98%

CAS: 106-02-5 Molecular Formula: C15H28O2 Molecular Weight (g/mol): 240.387 MDL Number: MFCD00039667 InChI Key: FKUPPRZPSYCDRS-UHFFFAOYSA-N Synonym: cyclopentadecanolide,exaltolide,pentadecanolide,15-pentadecanolide,pentalide,thibetolide,pentadecan-15-olide,pentadecalactone,muskalactone,muskolactone PubChem CID: 235414 IUPAC Name: oxacyclohexadecan-2-one SMILES: C1CCCCCCCOC(=O)CCCCCC1

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Specifications

PubChem CID	235414
CAS	106-02-5
Molecular Weight (g/mol)	240.387
MDL Number	MFCD00039667
SMILES	C1CCCCCCCOC(=O)CCCCCC1
Synonym	cyclopentadecanolide,exaltolide,pentadecanolide,15-pentadecanolide,pentalide,thibetolide,pentadecan-15-olide,pentadecalactone,muskalactone,muskolactone
IUPAC Name	oxacyclohexadecan-2-one
InChI Key	FKUPPRZPSYCDRS-UHFFFAOYSA-N
Molecular Formula	C15H28O2

5-(2-Furyl)-1H-pyrazole-3-carboxylic acid, 97%, Thermo Scientific™

CAS: 116153-81-2 Molecular Formula: C8H6N2O3 Molecular Weight (g/mol): 178.147 MDL Number: MFCD05170057 InChI Key: GKPSFQIKCROJOB-UHFFFAOYSA-N Synonym: 5-2-furyl-1h-pyrazole-3-carboxylic acid,5-furan-2-yl-1h-pyrazole-3-carboxylic acid,5-furan-2-yl-2h-pyrazole-3-carboxylic acid,3-furan-2-yl-1h-pyrazole-5-carboxylic acid,3-2-furyl-1h-pyrazole-5-carboxylic acid,1h-pyrazole-3-carboxylicacid, 5-2-furanyl,5-2-furyl pyrazole-3-carboxylic acid,acmc-20f1sn,3-2-furyl pyrazole-5-carboxylic acid PubChem CID: 654018 IUPAC Name: 5-(furan-2-yl)-1H-pyrazole-3-carboxylic acid SMILES: C1=COC(=C1)C2=CC(=NN2)C(=O)O

Pricing & Availability
Specifications

PubChem CID	654018
CAS	116153-81-2
Molecular Weight (g/mol)	178.147
MDL Number	MFCD05170057
SMILES	C1=COC(=C1)C2=CC(=NN2)C(=O)O
Synonym	5-2-furyl-1h-pyrazole-3-carboxylic acid,5-furan-2-yl-1h-pyrazole-3-carboxylic acid,5-furan-2-yl-2h-pyrazole-3-carboxylic acid,3-furan-2-yl-1h-pyrazole-5-carboxylic acid,3-2-furyl-1h-pyrazole-5-carboxylic acid,1h-pyrazole-3-carboxylicacid, 5-2-furanyl,5-2-furyl pyrazole-3-carboxylic acid,acmc-20f1sn,3-2-furyl pyrazole-5-carboxylic acid
IUPAC Name	5-(furan-2-yl)-1H-pyrazole-3-carboxylic acid
InChI Key	GKPSFQIKCROJOB-UHFFFAOYSA-N
Molecular Formula	C8H6N2O3

Flavone, 99+%

CAS: 525-82-6 Molecular Formula: C₁₅H₁₀O₂ Molecular Weight (g/mol): 222.24 InChI Key: VHBFFQKBGNRLFZ-UHFFFAOYSA-N Synonym: flavone,2-phenylchromone,2-phenyl-4h-chromen-4-one,2-phenyl-4-chromone,2-phenyl-4-benzopyron,2-phenyl-4h-1-benzopyran-4-one,4h-1-benzopyran-4-one, 2-phenyl,asmacoril,chromocor,cromaril PubChem CID: 10680 ChEBI: CHEBI:42491 IUPAC Name: 2-phenylchromen-4-one SMILES: C1=CC=C(C=C1)C2=CC(=O)C3=CC=CC=C3O2

Pricing & Availability
Specifications

PubChem CID	10680
CAS	525-82-6
Molecular Weight (g/mol)	222.24
ChEBI	CHEBI:42491
SMILES	C1=CC=C(C=C1)C2=CC(=O)C3=CC=CC=C3O2
Synonym	flavone,2-phenylchromone,2-phenyl-4h-chromen-4-one,2-phenyl-4-chromone,2-phenyl-4-benzopyron,2-phenyl-4h-1-benzopyran-4-one,4h-1-benzopyran-4-one, 2-phenyl,asmacoril,chromocor,cromaril
IUPAC Name	2-phenylchromen-4-one
InChI Key	VHBFFQKBGNRLFZ-UHFFFAOYSA-N
Molecular Formula	C₁₅H₁₀O₂

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