Oxacyclic compounds

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

76 – 90 of 350 results

Glycol sulfite, 98%

CAS: 3741-38-6 Molecular Formula: C2H4O3S Molecular Weight (g/mol): 108.11 MDL Number: MFCD00005354 InChI Key: WDXYVJKNSMILOQ-UHFFFAOYSA-N Synonym: ethylene sulfite,glycol sulfite,1,3,2-dioxathiolane, 2-oxide,glycolsulfite,1,2-ethylene sulfite,cyclic ethylene sulfite,ethylene glycol cyclic sulfite,ethylene glycol, cyclic sulfite,ethylene sulphite,sulfurous acid, cyclic ester with ethylene glycol PubChem CID: 77342 IUPAC Name: 1,3,2-dioxathiolane 2-oxide SMILES: O=S1OCCO1

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Specifications

PubChem CID	77342
CAS	3741-38-6
Molecular Weight (g/mol)	108.11
MDL Number	MFCD00005354
SMILES	O=S1OCCO1
Synonym	ethylene sulfite,glycol sulfite,1,3,2-dioxathiolane, 2-oxide,glycolsulfite,1,2-ethylene sulfite,cyclic ethylene sulfite,ethylene glycol cyclic sulfite,ethylene glycol, cyclic sulfite,ethylene sulphite,sulfurous acid, cyclic ester with ethylene glycol
IUPAC Name	1,3,2-dioxathiolane 2-oxide
InChI Key	WDXYVJKNSMILOQ-UHFFFAOYSA-N
Molecular Formula	C2H4O3S

2,3-Diphenylmaleic anhydride, 98%

CAS: 4808-48-4 Molecular Formula: C16H10O3 Molecular Weight (g/mol): 250.253 MDL Number: MFCD00005521 InChI Key: OUJCFCNZIUTYBH-UHFFFAOYSA-N Synonym: 2,3-diphenylmaleic anhydride,diphenylmaleic anhydride,3,4-diphenyl-2,5-furandione,diphenylfuran-2,5-dione,2,3-diphenylmaleicanhydride,2,5-furandione, 3,4-diphenyl,acmc-1asck,2, 3,4-diphenyl,diphenyl-maleic anhydride,2,5-furandione,3,4-diphenyl PubChem CID: 78530 IUPAC Name: 3,4-diphenylfuran-2,5-dione SMILES: C1=CC=C(C=C1)C2=C(C(=O)OC2=O)C3=CC=CC=C3

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Specifications

PubChem CID	78530
CAS	4808-48-4
Molecular Weight (g/mol)	250.253
MDL Number	MFCD00005521
SMILES	C1=CC=C(C=C1)C2=C(C(=O)OC2=O)C3=CC=CC=C3
Synonym	2,3-diphenylmaleic anhydride,diphenylmaleic anhydride,3,4-diphenyl-2,5-furandione,diphenylfuran-2,5-dione,2,3-diphenylmaleicanhydride,2,5-furandione, 3,4-diphenyl,acmc-1asck,2, 3,4-diphenyl,diphenyl-maleic anhydride,2,5-furandione,3,4-diphenyl
IUPAC Name	3,4-diphenylfuran-2,5-dione
InChI Key	OUJCFCNZIUTYBH-UHFFFAOYSA-N
Molecular Formula	C16H10O3

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

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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

9,9-Dimethylxanthene, 98+%, Thermo Scientific Chemicals

CAS: 19814-75-6 Molecular Formula: C15H14O Molecular Weight (g/mol): 210.28 MDL Number: MFCD00134434 InChI Key: MTVNAPYHLASOSX-UHFFFAOYSA-N Synonym: 9,9-dimethyl-9h-xanthene,9h-xanthene, 9,9-dimethyl,9,9-dimethylxantene,9,9-dimethyl xanthene,xanthene, 9,9-dimethyl,ksc182m0n,9,9-dimethylxanthene,9,9-dimethyl-9h-xanthene # PubChem CID: 606997 SMILES: CC1(C)C2=CC=CC=C2OC2=CC=CC=C12

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PubChem CID	606997
CAS	19814-75-6
Molecular Weight (g/mol)	210.28
MDL Number	MFCD00134434
SMILES	CC1(C)C2=CC=CC=C2OC2=CC=CC=C12
Synonym	9,9-dimethyl-9h-xanthene,9h-xanthene, 9,9-dimethyl,9,9-dimethylxantene,9,9-dimethyl xanthene,xanthene, 9,9-dimethyl,ksc182m0n,9,9-dimethylxanthene,9,9-dimethyl-9h-xanthene #
InChI Key	MTVNAPYHLASOSX-UHFFFAOYSA-N
Molecular Formula	C15H14O

2,3-O-Isopropylidene-D-glyceraldehyde, 50% w/w in dichloromethane

CAS: 15186-48-8 Molecular Formula: C6H10O3 Molecular Weight (g/mol): 130.143 MDL Number: MFCD00269682 InChI Key: YSGPYVWACGYQDJ-YFKPBYRVSA-N Synonym: r-+-2,2-dimethyl-1,3-dioxolane-4-carboxaldehyde,4r-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde,r-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde,r-+-glyceraldehyde acetonide,1,3-dioxolane-4-carboxaldehyde, 2,2-dimethyl-, r,acetone d-glyceraldehyde,+-2,2-dimethyl-1,3-dioxolane-4-carboxaldehyde,1,3-dioxolane-4-carboxaldehyde, 2,2-dimethyl-, 4r,4r-2,2-dimethyl-1,3-dioxolan-4-carbaldehyd,pubchem5767 PubChem CID: 259712 IUPAC Name: (4R)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde SMILES: CC1(OCC(O1)C=O)C

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PubChem CID	259712
CAS	15186-48-8
Molecular Weight (g/mol)	130.143
MDL Number	MFCD00269682
SMILES	CC1(OCC(O1)C=O)C
Synonym	r-+-2,2-dimethyl-1,3-dioxolane-4-carboxaldehyde,4r-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde,r-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde,r-+-glyceraldehyde acetonide,1,3-dioxolane-4-carboxaldehyde, 2,2-dimethyl-, r,acetone d-glyceraldehyde,+-2,2-dimethyl-1,3-dioxolane-4-carboxaldehyde,1,3-dioxolane-4-carboxaldehyde, 2,2-dimethyl-, 4r,4r-2,2-dimethyl-1,3-dioxolan-4-carbaldehyd,pubchem5767
IUPAC Name	(4R)-2,2-dimethyl-1,3-dioxolane-4-carbaldehyde
InChI Key	YSGPYVWACGYQDJ-YFKPBYRVSA-N
Molecular Formula	C6H10O3

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-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

4-(5-Methyl-1,2,4-oxadiazol-3-yl)benzoic acid, 97%, Thermo Scientific™

CAS: 95124-68-8 Molecular Formula: C10H8N2O3 Molecular Weight (g/mol): 204.185 MDL Number: MFCD06797475 InChI Key: DTKAUYQBZSOHRJ-UHFFFAOYSA-N Synonym: 4-5-methyl-1,2,4-oxadiazol-3-yl benzoic acid,3-4-carboxyphenyl-5-methyl-1,2,4-oxadiazole,4-5-methyl-1,2,4 oxadiazol-3-yl-benzoic acid,benzoic acid, 4-5-methyl-1,2,4-oxadiazol-3-yl,acmc-209xiw,4-5-methyl-1,2,4-oxadiazol-3-yl benzoicacid PubChem CID: 7127808 IUPAC Name: 4-(5-methyl-1,2,4-oxadiazol-3-yl)benzoic acid SMILES: CC1=NC(=NO1)C2=CC=C(C=C2)C(=O)O

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Specifications

PubChem CID	7127808
CAS	95124-68-8
Molecular Weight (g/mol)	204.185
MDL Number	MFCD06797475
SMILES	CC1=NC(=NO1)C2=CC=C(C=C2)C(=O)O
Synonym	4-5-methyl-1,2,4-oxadiazol-3-yl benzoic acid,3-4-carboxyphenyl-5-methyl-1,2,4-oxadiazole,4-5-methyl-1,2,4 oxadiazol-3-yl-benzoic acid,benzoic acid, 4-5-methyl-1,2,4-oxadiazol-3-yl,acmc-209xiw,4-5-methyl-1,2,4-oxadiazol-3-yl benzoicacid
IUPAC Name	4-(5-methyl-1,2,4-oxadiazol-3-yl)benzoic acid
InChI Key	DTKAUYQBZSOHRJ-UHFFFAOYSA-N
Molecular Formula	C10H8N2O3

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

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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

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

CAS: 331942-47-3 Molecular Formula: C11H8O3 Molecular Weight (g/mol): 188.182 InChI Key: QRUHYAWZHFTNEA-UHFFFAOYSA-N Synonym: 2-2-furyl benzoic acid,2-furan-2-yl benzoic acid,2-fur-2-ylbenzoic acid,benzoic acid,2-2-furanyl,2-fur-2-yl benzoic acid,2-furan-2-yl-benzoic acid PubChem CID: 2772293 IUPAC Name: 2-(furan-2-yl)benzoic acid SMILES: C1=CC=C(C(=C1)C2=CC=CO2)C(=O)O

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Specifications

PubChem CID	2772293
CAS	331942-47-3
Molecular Weight (g/mol)	188.182
SMILES	C1=CC=C(C(=C1)C2=CC=CO2)C(=O)O
Synonym	2-2-furyl benzoic acid,2-furan-2-yl benzoic acid,2-fur-2-ylbenzoic acid,benzoic acid,2-2-furanyl,2-fur-2-yl benzoic acid,2-furan-2-yl-benzoic acid
IUPAC Name	2-(furan-2-yl)benzoic acid
InChI Key	QRUHYAWZHFTNEA-UHFFFAOYSA-N
Molecular Formula	C11H8O3

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

CAS: 859851-00-6 Molecular Formula: C9H8N2O3 Molecular Weight (g/mol): 192.17 MDL Number: MFCD08271950 InChI Key: MOPCEJWYTICWJM-UHFFFAOYSA-N Synonym: 3-2-furyl-1-methyl-1h-pyrazole-5-carboxylic acid,5-furan-2-yl-2-methylpyrazole-3-carboxylic acid,3-furan-2-yl-1-methyl-1h-pyrazole-5-carboxylic acid,1h-pyrazole-5-carboxylicacid, 3-2-furanyl-1-methyl,3-fur-2-yl-1-methyl-1h-pyrazole-5-carboxylic acid,3-2-furyl-1-methylpyrazole-5-carboxylic acid PubChem CID: 7537643 SMILES: CN1N=C(C=C1C(O)=O)C1=CC=CO1

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Specifications

PubChem CID	7537643
CAS	859851-00-6
Molecular Weight (g/mol)	192.17
MDL Number	MFCD08271950
SMILES	CN1N=C(C=C1C(O)=O)C1=CC=CO1
Synonym	3-2-furyl-1-methyl-1h-pyrazole-5-carboxylic acid,5-furan-2-yl-2-methylpyrazole-3-carboxylic acid,3-furan-2-yl-1-methyl-1h-pyrazole-5-carboxylic acid,1h-pyrazole-5-carboxylicacid, 3-2-furanyl-1-methyl,3-fur-2-yl-1-methyl-1h-pyrazole-5-carboxylic acid,3-2-furyl-1-methylpyrazole-5-carboxylic acid
InChI Key	MOPCEJWYTICWJM-UHFFFAOYSA-N
Molecular Formula	C9H8N2O3

6-amino-1,3-benzoxazol-2(3h)-one, 95%, Thermo Scientific™

CAS: 22876-17-1 Molecular Formula: C7H6N2O2 Molecular Weight (g/mol): 150.137 MDL Number: MFCD00463899 InChI Key: STLPJYGZOIEDAJ-UHFFFAOYSA-N Synonym: 6-aminobenzo d oxazol-2 3h-one,6-amino-1,3-benzoxazol-2 3h-one,2 3h-benzoxazolone, 6-amino,6-amino-2-3h benzoxazolone,6-amino-3h-benzooxazol-2-one,6-amino-2,3-dihydro-1,3-benzoxazol-2-one,6-amino-2-benzoxazolone,6-amino-2-benzoxazolinone,6-amino-3-hydrobenzoxazol-2-one,6-amino-2-hydroxybenzoxazole PubChem CID: 826989 IUPAC Name: 6-amino-3H-1,3-benzoxazol-2-one SMILES: C1=CC2=C(C=C1N)OC(=O)N2

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Specifications

PubChem CID	826989
CAS	22876-17-1
Molecular Weight (g/mol)	150.137
MDL Number	MFCD00463899
SMILES	C1=CC2=C(C=C1N)OC(=O)N2
Synonym	6-aminobenzo d oxazol-2 3h-one,6-amino-1,3-benzoxazol-2 3h-one,2 3h-benzoxazolone, 6-amino,6-amino-2-3h benzoxazolone,6-amino-3h-benzooxazol-2-one,6-amino-2,3-dihydro-1,3-benzoxazol-2-one,6-amino-2-benzoxazolone,6-amino-2-benzoxazolinone,6-amino-3-hydrobenzoxazol-2-one,6-amino-2-hydroxybenzoxazole
IUPAC Name	6-amino-3H-1,3-benzoxazol-2-one
InChI Key	STLPJYGZOIEDAJ-UHFFFAOYSA-N
Molecular Formula	C7H6N2O2

4,6-Diphenyl-2-pyrone, 98%

CAS: 17372-52-0 Molecular Formula: C17H12O2 Molecular Weight (g/mol): 248.28 MDL Number: MFCD00031018 InChI Key: DDGIHXFDWLCKRZ-UHFFFAOYSA-N PubChem CID: 296685 IUPAC Name: 4,6-diphenylpyran-2-one SMILES: O=C1OC(=CC(=C1)C1=CC=CC=C1)C1=CC=CC=C1

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Specifications

PubChem CID	296685
CAS	17372-52-0
Molecular Weight (g/mol)	248.28
MDL Number	MFCD00031018
SMILES	O=C1OC(=CC(=C1)C1=CC=CC=C1)C1=CC=CC=C1
IUPAC Name	4,6-diphenylpyran-2-one
InChI Key	DDGIHXFDWLCKRZ-UHFFFAOYSA-N
Molecular Formula	C17H12O2

3-(2-Oxo-2,3-dihydro-1,3-benzoxazol-3-yl)propanoic acid, 97%, Thermo Scientific™

CAS: 13610-59-8 Molecular Formula: C10H9NO4 Molecular Weight (g/mol): 207.185 MDL Number: MFCD00052166 InChI Key: BMLRDVCKJXMASM-UHFFFAOYSA-N Synonym: 3-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl propanoic acid,3-2-oxo-1,3-benzoxazol-3 2h-yl propanoic acid,3-2-oxobenzo d oxazol-3 2h-yl propanoic acid,3-2-oxo-benzooxazol-3-yl propionic acid,3-2-oxo-1,3-benzoxazol-3-yl propanoic acid,3 2h-benzoxazolepropanoic acid, 2-oxo,3-2-oxo-benzooxazol-3-yl-propionic acid,3 2h-benzoxazolepropanoicacid, 2-oxo,3-2-oxo-3-hydrobenzoxazol-3-yl propanoic acid,maybridge1_008314 PubChem CID: 720147 IUPAC Name: 3-(2-oxo-1,3-benzoxazol-3-yl)propanoic acid SMILES: C1=CC=C2C(=C1)N(C(=O)O2)CCC(=O)O

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Specifications

PubChem CID	720147
CAS	13610-59-8
Molecular Weight (g/mol)	207.185
MDL Number	MFCD00052166
SMILES	C1=CC=C2C(=C1)N(C(=O)O2)CCC(=O)O
Synonym	3-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl propanoic acid,3-2-oxo-1,3-benzoxazol-3 2h-yl propanoic acid,3-2-oxobenzo d oxazol-3 2h-yl propanoic acid,3-2-oxo-benzooxazol-3-yl propionic acid,3-2-oxo-1,3-benzoxazol-3-yl propanoic acid,3 2h-benzoxazolepropanoic acid, 2-oxo,3-2-oxo-benzooxazol-3-yl-propionic acid,3 2h-benzoxazolepropanoicacid, 2-oxo,3-2-oxo-3-hydrobenzoxazol-3-yl propanoic acid,maybridge1_008314
IUPAC Name	3-(2-oxo-1,3-benzoxazol-3-yl)propanoic acid
InChI Key	BMLRDVCKJXMASM-UHFFFAOYSA-N
Molecular Formula	C10H9NO4

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

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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

Oxacyclic compounds

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