Oxacyclic compounds

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

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1 – 15 of 150 results

Phthalic Anhydride, 99%

CAS: 85-44-9 Molecular Formula: C8H4O3 Molecular Weight (g/mol): 148.12 MDL Number: MFCD00005918 InChI Key: LGRFSURHDFAFJT-UHFFFAOYSA-N Synonym: phthalic anhydride,isobenzofuran-1,3-dione,1,3-isobenzofurandione,1,3-dioxophthalan,1,3-phthalandione,phthalsaeureanhydrid,phthalic acid anhydride,o-phthalic acid anhydride,phthalandione,retarder esen PubChem CID: 6811 ChEBI: CHEBI:36605 SMILES: O=C1OC(=O)C2=CC=CC=C12

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Specifications

PubChem CID	6811
CAS	85-44-9
Molecular Weight (g/mol)	148.12
ChEBI	CHEBI:36605
MDL Number	MFCD00005918
SMILES	O=C1OC(=O)C2=CC=CC=C12
Synonym	phthalic anhydride,isobenzofuran-1,3-dione,1,3-isobenzofurandione,1,3-dioxophthalan,1,3-phthalandione,phthalsaeureanhydrid,phthalic acid anhydride,o-phthalic acid anhydride,phthalandione,retarder esen
InChI Key	LGRFSURHDFAFJT-UHFFFAOYSA-N
Molecular Formula	C8H4O3

9-Hydroxyxanthene, 97+%

CAS: 90-46-0 Molecular Formula: C₁₃H₁₀O₂ Molecular Weight (g/mol): 198.22 MDL Number: MFCD00005057 InChI Key: JFRMYMMIJXLMBB-UHFFFAOYSA-N Synonym: 9-hydroxyxanthene,xanthydrol,xanthanol,9-xanthydrol,xanthen-9-ol,xanthene, hydroxy,9-xanthenol,ccris 1640,unii-7131m69ikf,xanthrol PubChem CID: 72861 IUPAC Name: 9H-xanthen-9-ol SMILES: C1=CC=C2C(=C1)C(C3=CC=CC=C3O2)O

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Specifications

PubChem CID	72861
CAS	90-46-0
Molecular Weight (g/mol)	198.22
MDL Number	MFCD00005057
SMILES	C1=CC=C2C(=C1)C(C3=CC=CC=C3O2)O
Synonym	9-hydroxyxanthene,xanthydrol,xanthanol,9-xanthydrol,xanthen-9-ol,xanthene, hydroxy,9-xanthenol,ccris 1640,unii-7131m69ikf,xanthrol
IUPAC Name	9H-xanthen-9-ol
InChI Key	JFRMYMMIJXLMBB-UHFFFAOYSA-N
Molecular Formula	C₁₃H₁₀O₂

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Maleic anhydride, 98+%

CAS: 108-31-6 Molecular Formula: C4H2O3 Molecular Weight (g/mol): 98.06 MDL Number: MFCD00005518 InChI Key: FPYJFEHAWHCUMM-UHFFFAOYSA-N Synonym: maleic anhydride,2,5-furandione,maleic acid anhydride,toxilic anhydride,dihydro-2,5-dioxofuran,cis-butenedioic anhydride,2,5-dihydrofuran-2,5-dione,polymaleic anhydride,maleinanhydrid,rcra waste number u147 PubChem CID: 7923 ChEBI: CHEBI:474859 IUPAC Name: furan-2,5-dione SMILES: O=C1OC(=O)C=C1

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Specifications

PubChem CID	7923
CAS	108-31-6
Molecular Weight (g/mol)	98.06
ChEBI	CHEBI:474859
MDL Number	MFCD00005518
SMILES	O=C1OC(=O)C=C1
Synonym	maleic anhydride,2,5-furandione,maleic acid anhydride,toxilic anhydride,dihydro-2,5-dioxofuran,cis-butenedioic anhydride,2,5-dihydrofuran-2,5-dione,polymaleic anhydride,maleinanhydrid,rcra waste number u147
IUPAC Name	furan-2,5-dione
InChI Key	FPYJFEHAWHCUMM-UHFFFAOYSA-N
Molecular Formula	C4H2O3

3,4-Dihydro-2H-pyran, 99%

CAS: 110-87-2 Molecular Formula: C₅H₈O Molecular Weight (g/mol): 84.12 MDL Number: MFCD00006558 InChI Key: BUDQDWGNQVEFAC-UHFFFAOYSA-N Synonym: dihydropyran,3,4-dihydropyran,2,3-dihydropyran,2h-3,4-dihydropyran,2,3-dihydro-4h-pyran,dihydro-2h-pyran,2h-pyran, dihydro,2h-pyran, 3,4-dihydro,5,6-dihydro-4h-pyran,dihydropyrane PubChem CID: 8080 IUPAC Name: 3,4-dihydro-2H-pyran SMILES: C1CC=COC1

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Specifications

PubChem CID	8080
CAS	110-87-2
Molecular Weight (g/mol)	84.12
MDL Number	MFCD00006558
SMILES	C1CC=COC1
Synonym	dihydropyran,3,4-dihydropyran,2,3-dihydropyran,2h-3,4-dihydropyran,2,3-dihydro-4h-pyran,dihydro-2h-pyran,2h-pyran, dihydro,2h-pyran, 3,4-dihydro,5,6-dihydro-4h-pyran,dihydropyrane
IUPAC Name	3,4-dihydro-2H-pyran
InChI Key	BUDQDWGNQVEFAC-UHFFFAOYSA-N
Molecular Formula	C₅H₈O

Citraconic anhydride, 98%

CAS: 616-02-4 Molecular Formula: C₅H₄O₃ Molecular Weight (g/mol): 112.08 MDL Number: MFCD00005522 InChI Key: AYKYXWQEBUNJCN-UHFFFAOYSA-N Synonym: citraconic anhydride,2,5-furandione, 3-methyl,2-methylmaleic anhydride,methylmaleic anhydride,3-methylmaleic anhydride,citraconic acid anhydride,monomethylmaleic anhydride,maleic anhydride, methyl,2-methylmaleicanhydride,unii-105np7pmxx PubChem CID: 12012 IUPAC Name: 3-methylfuran-2,5-dione SMILES: CC1=CC(=O)OC1=O

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Specifications

PubChem CID	12012
CAS	616-02-4
Molecular Weight (g/mol)	112.08
MDL Number	MFCD00005522
SMILES	CC1=CC(=O)OC1=O
Synonym	citraconic anhydride,2,5-furandione, 3-methyl,2-methylmaleic anhydride,methylmaleic anhydride,3-methylmaleic anhydride,citraconic acid anhydride,monomethylmaleic anhydride,maleic anhydride, methyl,2-methylmaleicanhydride,unii-105np7pmxx
IUPAC Name	3-methylfuran-2,5-dione
InChI Key	AYKYXWQEBUNJCN-UHFFFAOYSA-N
Molecular Formula	C₅H₄O₃

2,2,4-Trimethyl-1,3-dioxolane, 99%

CAS: 1193-11-9 Molecular Formula: C6H12O2 Molecular Weight (g/mol): 116.16 MDL Number: MFCD00090841 InChI Key: ALTFLAPROMVXNX-UHFFFAOYNA-N PubChem CID: 62384 IUPAC Name: 2,2,4-trimethyl-1,3-dioxolane SMILES: CC1COC(C)(C)O1

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Specifications

PubChem CID	62384
CAS	1193-11-9
Molecular Weight (g/mol)	116.16
MDL Number	MFCD00090841
SMILES	CC1COC(C)(C)O1
IUPAC Name	2,2,4-trimethyl-1,3-dioxolane
InChI Key	ALTFLAPROMVXNX-UHFFFAOYNA-N
Molecular Formula	C6H12O2

PubChem CID	7923
CAS	108-31-6
Molecular Weight (g/mol)	98.06
ChEBI	CHEBI:474859
MDL Number	MFCD00005518
SMILES	O=C1OC(=O)C=C1
Synonym	maleic anhydride,2,5-furandione,maleic acid anhydride,toxilic anhydride,dihydro-2,5-dioxofuran,cis-butenedioic anhydride,2,5-dihydrofuran-2,5-dione,polymaleic anhydride,maleinanhydrid,rcra waste number u147
InChI Key	FPYJFEHAWHCUMM-UHFFFAOYSA-N
Molecular Formula	C4H2O3

Citraconic anhydride, 98%

CAS: 616-02-4 Molecular Formula: C5H4O3 Molecular Weight (g/mol): 112.084 MDL Number: MFCD00005522 InChI Key: AYKYXWQEBUNJCN-UHFFFAOYSA-N Synonym: citraconic anhydride,2,5-furandione, 3-methyl,2-methylmaleic anhydride,methylmaleic anhydride,3-methylmaleic anhydride,citraconic acid anhydride,monomethylmaleic anhydride,maleic anhydride, methyl,2-methylmaleicanhydride,unii-105np7pmxx PubChem CID: 12012 IUPAC Name: 3-methylfuran-2,5-dione SMILES: CC1=CC(=O)OC1=O

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Specifications

PubChem CID	12012
CAS	616-02-4
Molecular Weight (g/mol)	112.084
MDL Number	MFCD00005522
SMILES	CC1=CC(=O)OC1=O
Synonym	citraconic anhydride,2,5-furandione, 3-methyl,2-methylmaleic anhydride,methylmaleic anhydride,3-methylmaleic anhydride,citraconic acid anhydride,monomethylmaleic anhydride,maleic anhydride, methyl,2-methylmaleicanhydride,unii-105np7pmxx
IUPAC Name	3-methylfuran-2,5-dione
InChI Key	AYKYXWQEBUNJCN-UHFFFAOYSA-N
Molecular Formula	C5H4O3

2,3-Dimethylmaleic anhydride, 97%

CAS: 766-39-2 Molecular Formula: C6H6O3 Molecular Weight (g/mol): 126.111 MDL Number: MFCD00005523 InChI Key: MFGALGYVFGDXIX-UHFFFAOYSA-N Synonym: 2,3-dimethylmaleic anhydride,dimethylmaleic anhydride,2,5-furandione, 3,4-dimethyl,pyrocinchonic anhydride,maleic anhydride, dimethyl,dimethylmaleic acid anhydride,2,3-dimethylmaleicanhydride,unii-6pp3n541qa,3,4-dimethyl-furan-2,5-dione,alpha,beta-dimethylmaleic anhydride PubChem CID: 13010 IUPAC Name: 3,4-dimethylfuran-2,5-dione SMILES: CC1=C(C(=O)OC1=O)C

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Specifications

PubChem CID	13010
CAS	766-39-2
Molecular Weight (g/mol)	126.111
MDL Number	MFCD00005523
SMILES	CC1=C(C(=O)OC1=O)C
Synonym	2,3-dimethylmaleic anhydride,dimethylmaleic anhydride,2,5-furandione, 3,4-dimethyl,pyrocinchonic anhydride,maleic anhydride, dimethyl,dimethylmaleic acid anhydride,2,3-dimethylmaleicanhydride,unii-6pp3n541qa,3,4-dimethyl-furan-2,5-dione,alpha,beta-dimethylmaleic anhydride
IUPAC Name	3,4-dimethylfuran-2,5-dione
InChI Key	MFGALGYVFGDXIX-UHFFFAOYSA-N
Molecular Formula	C6H6O3

beta-Naphthoflavone, 99+%

CAS: 6051-87-2 Molecular Formula: C₁₉H₁₂O₂ Molecular Weight (g/mol): 272.29 MDL Number: MFCD00004986 InChI Key: OUGIDAPQYNCXRA-UHFFFAOYSA-N Synonym: beta-naphthoflavone,5,6-benzoflavone,beta-nf,3-phenyl-1h-naphtho 2,1-b pyran-1-one,3-phenyl-1h-benzo f chromen-1-one,1h-naphtho 2,1-b pyran-1-one, 3-phenyl,unii-1bt0256y8o,3-phenylbenzo f chromen-1-one,ccris 3262,.beta.-naphthoflavone PubChem CID: 2361 ChEBI: CHEBI:77013 IUPAC Name: 3-phenylbenzo[f]chromen-1-one SMILES: C1=CC=C(C=C1)C2=CC(=O)C3=C(O2)C=CC4=CC=CC=C43

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Specifications

PubChem CID	2361
CAS	6051-87-2
Molecular Weight (g/mol)	272.29
ChEBI	CHEBI:77013
MDL Number	MFCD00004986
SMILES	C1=CC=C(C=C1)C2=CC(=O)C3=C(O2)C=CC4=CC=CC=C43
Synonym	beta-naphthoflavone,5,6-benzoflavone,beta-nf,3-phenyl-1h-naphtho 2,1-b pyran-1-one,3-phenyl-1h-benzo f chromen-1-one,1h-naphtho 2,1-b pyran-1-one, 3-phenyl,unii-1bt0256y8o,3-phenylbenzo f chromen-1-one,ccris 3262,.beta.-naphthoflavone
IUPAC Name	3-phenylbenzo[f]chromen-1-one
InChI Key	OUGIDAPQYNCXRA-UHFFFAOYSA-N
Molecular Formula	C₁₉H₁₂O₂

2,3-Benzofuran, 99%

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

2-Aminooxazole, 97%

CAS: 4570-45-0 Molecular Formula: C3H4N2O Molecular Weight (g/mol): 84.08 MDL Number: MFCD07364485 InChI Key: ACTKAGSPIFDCMF-UHFFFAOYSA-N Synonym: oxazol-2-amine,2-aminooxazole,oxazole-2-amine,2-amino-oxazole,2-oxazolamine,2-amino-1,3-oxazole,oxazol-2-ylamine,2-aminoxazole,1,3-oxazol-2-ylamine,1,3-oxazole-2-ylamine PubChem CID: 558521 IUPAC Name: 1,3-oxazol-2-amine SMILES: NC1=NC=CO1

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Specifications

PubChem CID	558521
CAS	4570-45-0
Molecular Weight (g/mol)	84.08
MDL Number	MFCD07364485
SMILES	NC1=NC=CO1
Synonym	oxazol-2-amine,2-aminooxazole,oxazole-2-amine,2-amino-oxazole,2-oxazolamine,2-amino-1,3-oxazole,oxazol-2-ylamine,2-aminoxazole,1,3-oxazol-2-ylamine,1,3-oxazole-2-ylamine
IUPAC Name	1,3-oxazol-2-amine
InChI Key	ACTKAGSPIFDCMF-UHFFFAOYSA-N
Molecular Formula	C3H4N2O

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

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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

(R)-(+)-2,2-Dimethyl-1,3-dioxolane-4-carboxaldehyde, 97%

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Benzo[b]furan-3-ylacetic acid, 97%, Thermo Scientific™

CAS: 64175-51-5 Molecular Formula: C10H8O3 Molecular Weight (g/mol): 176.171 InChI Key: QWMVFCMIUUHJDH-UHFFFAOYSA-N Synonym: 2-benzofuran-3-yl acetic acid,3-benzofuranacetic acid,benzo b furan-3-ylacetic acid,2-1-benzofuran-3-yl acetic acid,benzofuran-3-yl-acetic acid,benzofuran-3-acetic acid,1-benzofuran-3-ylacetic acid,2-3-benzofuranyl acetic acid,pubchem7012,benzofuran-3-ylacetic acid PubChem CID: 2762940 IUPAC Name: 2-(1-benzofuran-3-yl)acetic acid SMILES: C1=CC=C2C(=C1)C(=CO2)CC(=O)O

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Specifications

PubChem CID	2762940
CAS	64175-51-5
Molecular Weight (g/mol)	176.171
SMILES	C1=CC=C2C(=C1)C(=CO2)CC(=O)O
Synonym	2-benzofuran-3-yl acetic acid,3-benzofuranacetic acid,benzo b furan-3-ylacetic acid,2-1-benzofuran-3-yl acetic acid,benzofuran-3-yl-acetic acid,benzofuran-3-acetic acid,1-benzofuran-3-ylacetic acid,2-3-benzofuranyl acetic acid,pubchem7012,benzofuran-3-ylacetic acid
IUPAC Name	2-(1-benzofuran-3-yl)acetic acid
InChI Key	QWMVFCMIUUHJDH-UHFFFAOYSA-N
Molecular Formula	C10H8O3

Oxacyclic compounds

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