Oxacyclic compounds

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

Search Within Results

1 – 15 of 336 results

Maleic Anhydride 99.0+%, TCI America™

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: 2,5-dihydrofuran-2,5-dione SMILES: O=C1OC(=O)C=C1

Pricing & Availability
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	2,5-dihydrofuran-2,5-dione
InChI Key	FPYJFEHAWHCUMM-UHFFFAOYSA-N
Molecular Formula	C4H2O3

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

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

Pricing & Availability
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

Phthalic anhydride, ACS reagent

Pricing & Availability
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

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

CAS: 110-87-2 Molecular Formula: C5H8O Molecular Weight (g/mol): 84.118 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

Pricing & Availability
Specifications

PubChem CID	8080
CAS	110-87-2
Molecular Weight (g/mol)	84.118
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

Maleic anhydride, 99%, pastilles

Pricing & Availability
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
InChI Key	FPYJFEHAWHCUMM-UHFFFAOYSA-N
Molecular Formula	C4H2O3

Phthalic anhydride, ACS, 99.0-100.2%

Pricing & Availability
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
IUPAC Name	2-benzofuran-1,3-dione
InChI Key	LGRFSURHDFAFJT-UHFFFAOYSA-N
Molecular Formula	C8H4O3

Phthalic Anhydride 98.0+%, TCI America™

Pricing & Availability
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
IUPAC Name	1,3-dihydro-2-benzofuran-1,3-dione
InChI Key	LGRFSURHDFAFJT-UHFFFAOYSA-N
Molecular Formula	C8H4O3

Oxazole, 98+%

CAS: 288-42-6 Molecular Formula: C3H3NO Molecular Weight (g/mol): 69.063 MDL Number: MFCD00009751 InChI Key: ZCQWOFVYLHDMMC-UHFFFAOYSA-N Synonym: oxazole,unii-fjz20i1lps,fjz20i1lps,oxazol,1,3-oxazol,pubchem8626,oxazole 1g PubChem CID: 9255 ChEBI: CHEBI:35597 IUPAC Name: 1,3-oxazole SMILES: C1=COC=N1

Pricing & Availability
Specifications

PubChem CID	9255
CAS	288-42-6
Molecular Weight (g/mol)	69.063
ChEBI	CHEBI:35597
MDL Number	MFCD00009751
SMILES	C1=COC=N1
Synonym	oxazole,unii-fjz20i1lps,fjz20i1lps,oxazol,1,3-oxazol,pubchem8626,oxazole 1g
IUPAC Name	1,3-oxazole
InChI Key	ZCQWOFVYLHDMMC-UHFFFAOYSA-N
Molecular Formula	C3H3NO

Phthalide, 98+%

CAS: 87-41-2 Molecular Formula: C8H6O2 Molecular Weight (g/mol): 134.134 MDL Number: MFCD00005906 InChI Key: WNZQDUSMALZDQF-UHFFFAOYSA-N Synonym: phthalide,isobenzofuran-1 3h-one,1 3h-isobenzofuranone,1-phthalanone,phthalolactone,2-benzofuran-1 3h-one,isobenzofuranone,phthalanone,3h-isobenzofuran-1-one,2-hydroxymethylbenzoic acid, gamma-lactone PubChem CID: 6885 ChEBI: CHEBI:38085 IUPAC Name: 3H-2-benzofuran-1-one SMILES: C1C2=CC=CC=C2C(=O)O1

Pricing & Availability
Specifications

PubChem CID	6885
CAS	87-41-2
Molecular Weight (g/mol)	134.134
ChEBI	CHEBI:38085
MDL Number	MFCD00005906
SMILES	C1C2=CC=CC=C2C(=O)O1
Synonym	phthalide,isobenzofuran-1 3h-one,1 3h-isobenzofuranone,1-phthalanone,phthalolactone,2-benzofuran-1 3h-one,isobenzofuranone,phthalanone,3h-isobenzofuran-1-one,2-hydroxymethylbenzoic acid, gamma-lactone
IUPAC Name	3H-2-benzofuran-1-one
InChI Key	WNZQDUSMALZDQF-UHFFFAOYSA-N
Molecular Formula	C8H6O2

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

Pricing & Availability
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

beta-Naphthoflavone, 98+%

CAS: 6051-87-2 Molecular Formula: C19H12O2 Molecular Weight (g/mol): 272.303 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

Pricing & Availability
Specifications

PubChem CID	2361
CAS	6051-87-2
Molecular Weight (g/mol)	272.303
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

1-benzofuran-5-amine, 97%, Thermo Scientific™

CAS: 58546-89-7 Molecular Formula: C8H7NO Molecular Weight (g/mol): 133.15 InChI Key: GMOLCSICTCPZCU-UHFFFAOYSA-N Synonym: benzofuran-5-amine,5-benzofuranamine,5-aminobenzo b furan,5-aminobenzofuran,benzo b furan-5-amine,benzo b furan-5-ylamine,benzofuran-5-ylamine PubChem CID: 1477152 IUPAC Name: 1-benzofuran-5-amine SMILES: C1=CC2=C(C=CO2)C=C1N

Pricing & Availability
Specifications

PubChem CID	1477152
CAS	58546-89-7
Molecular Weight (g/mol)	133.15
SMILES	C1=CC2=C(C=CO2)C=C1N
Synonym	benzofuran-5-amine,5-benzofuranamine,5-aminobenzo b furan,5-aminobenzofuran,benzo b furan-5-amine,benzo b furan-5-ylamine,benzofuran-5-ylamine
IUPAC Name	1-benzofuran-5-amine
InChI Key	GMOLCSICTCPZCU-UHFFFAOYSA-N
Molecular Formula	C8H7NO

6-Aminophthalide, 95%

CAS: 57319-65-0 Molecular Formula: C8H7NO2 Molecular Weight (g/mol): 149.149 MDL Number: MFCD00033530 InChI Key: ZIJZDNKZJZUROE-UHFFFAOYSA-N Synonym: 6-aminophthalide,6-aminoisobenzofuran-1 3h-one,6-amino-1,3-dihydroisobenzofuran-1-one,6-amino-2-benzofuran-1 3h-one,6-amino-3h-isobenzofuran-1-one,1 3h-isobenzofuranone, 6-amino,6-amino-1,3-dihydro-2-benzofuran-1-one,6-amino-1 3h-isobenzofuranone,6-amino-3-hydroisobenzofuran-1-one,6-aminophthalid PubChem CID: 93631 IUPAC Name: 6-amino-3H-2-benzofuran-1-one SMILES: C1C2=C(C=C(C=C2)N)C(=O)O1

Pricing & Availability
Specifications

PubChem CID	93631
CAS	57319-65-0
Molecular Weight (g/mol)	149.149
MDL Number	MFCD00033530
SMILES	C1C2=C(C=C(C=C2)N)C(=O)O1
Synonym	6-aminophthalide,6-aminoisobenzofuran-1 3h-one,6-amino-1,3-dihydroisobenzofuran-1-one,6-amino-2-benzofuran-1 3h-one,6-amino-3h-isobenzofuran-1-one,1 3h-isobenzofuranone, 6-amino,6-amino-1,3-dihydro-2-benzofuran-1-one,6-amino-1 3h-isobenzofuranone,6-amino-3-hydroisobenzofuran-1-one,6-aminophthalid
IUPAC Name	6-amino-3H-2-benzofuran-1-one
InChI Key	ZIJZDNKZJZUROE-UHFFFAOYSA-N
Molecular Formula	C8H7NO2

Phenylmaleic anhydride, 99%

CAS: 36122-35-7 Molecular Formula: C10H6O3 Molecular Weight (g/mol): 174.16 MDL Number: MFCD00015472 InChI Key: QZYCWJVSPFQUQC-UHFFFAOYSA-N Synonym: phenylmaleic anhydride,3-phenyl-furan-2,5-dione,3-phenyl-2,5-furandione,3-phenyl-2,5-dihydrofuran-2,5-dione,2,5-furandione, 3-phenyl,phenylmaleicanhydride,phenylmalecanhydrde,acmc-20ajwi,phenyl maleic anhydride,phenyl-maleic anhydride PubChem CID: 99174 IUPAC Name: 3-phenylfuran-2,5-dione SMILES: O=C1OC(=O)C(=C1)C1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	99174
CAS	36122-35-7
Molecular Weight (g/mol)	174.16
MDL Number	MFCD00015472
SMILES	O=C1OC(=O)C(=C1)C1=CC=CC=C1
Synonym	phenylmaleic anhydride,3-phenyl-furan-2,5-dione,3-phenyl-2,5-furandione,3-phenyl-2,5-dihydrofuran-2,5-dione,2,5-furandione, 3-phenyl,phenylmaleicanhydride,phenylmalecanhydrde,acmc-20ajwi,phenyl maleic anhydride,phenyl-maleic anhydride
IUPAC Name	3-phenylfuran-2,5-dione
InChI Key	QZYCWJVSPFQUQC-UHFFFAOYSA-N
Molecular Formula	C10H6O3

Oxacyclic compounds

Filtered Search Results

Narrow Results