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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 76 results
1

alpha-Naphthoflavone, 97%

CAS: 604-59-1 Molecular Formula: C19H12O2 Molecular Weight (g/mol): 272.303 MDL Number: MFCD00004985 InChI Key: VFMMPHCGEFXGIP-UHFFFAOYSA-N Synonym: alpha-naphthoflavone,7,8-benzoflavone,2-phenyl-4h-benzo h chromen-4-one,alpha-naphthylflavone,2-phenylbenzo h chromen-4-one,benzo h flavone,4h-naphtho 1,2-b pyran-4-one, 2-phenyl,.alpha.-naphthoflavone,2-phenyl-benzo h chromen-4-one,2-phenyl-4h-naphtho 1,2-b pyran-4-one PubChem CID: 11790 ChEBI: CHEBI:76995 IUPAC Name: 2-phenylbenzo[h]chromen-4-one SMILES: C1=CC=C(C=C1)C2=CC(=O)C3=C(O2)C4=CC=CC=C4C=C3

PubChem CID 11790
CAS 604-59-1
Molecular Weight (g/mol) 272.303
ChEBI CHEBI:76995
MDL Number MFCD00004985
SMILES C1=CC=C(C=C1)C2=CC(=O)C3=C(O2)C4=CC=CC=C4C=C3
Synonym alpha-naphthoflavone,7,8-benzoflavone,2-phenyl-4h-benzo h chromen-4-one,alpha-naphthylflavone,2-phenylbenzo h chromen-4-one,benzo h flavone,4h-naphtho 1,2-b pyran-4-one, 2-phenyl,.alpha.-naphthoflavone,2-phenyl-benzo h chromen-4-one,2-phenyl-4h-naphtho 1,2-b pyran-4-one
IUPAC Name 2-phenylbenzo[h]chromen-4-one
InChI Key VFMMPHCGEFXGIP-UHFFFAOYSA-N
Molecular Formula C19H12O2
2

Phthalic anhydride, 99%

EDGE
3

Phthalic anhydride, ACS, 99.0-100.2%

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 IUPAC Name: 2-benzofuran-1,3-dione SMILES: O=C1OC(=O)C2=CC=CC=C12

EDGE
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
4

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

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
5

Xanthydrol, 98+%

CAS: 90-46-0 Molecular Formula: C13H10O2 Molecular Weight (g/mol): 198.221 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

PubChem CID 72861
CAS 90-46-0
Molecular Weight (g/mol) 198.221
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
6

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

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
7

Xanthone, 99%

CAS: 90-47-1 Molecular Formula: C13H8O2 Molecular Weight (g/mol): 196.205 MDL Number: MFCD00005060 InChI Key: JNELGWHKGNBSMD-UHFFFAOYSA-N Synonym: xanthone,9h-xanthen-9-one,9-xanthenone,benzophenone oxide,9-oxoxanthene,genicide,xanthenone,9-xanthone,diphenylene ketone oxide,dibenzo-gamma-pyrone PubChem CID: 7020 ChEBI: CHEBI:37647 IUPAC Name: xanthen-9-one SMILES: C1=CC=C2C(=C1)C(=O)C3=CC=CC=C3O2

PubChem CID 7020
CAS 90-47-1
Molecular Weight (g/mol) 196.205
ChEBI CHEBI:37647
MDL Number MFCD00005060
SMILES C1=CC=C2C(=C1)C(=O)C3=CC=CC=C3O2
Synonym xanthone,9h-xanthen-9-one,9-xanthenone,benzophenone oxide,9-oxoxanthene,genicide,xanthenone,9-xanthone,diphenylene ketone oxide,dibenzo-gamma-pyrone
IUPAC Name xanthen-9-one
InChI Key JNELGWHKGNBSMD-UHFFFAOYSA-N
Molecular Formula C13H8O2
8

2-Benzoxazolinone, 98%

CAS: 59-49-4 Molecular Formula: C7H5NO2 Molecular Weight (g/mol): 135.12 MDL Number: MFCD00005716 InChI Key: ASSKVPFEZFQQNQ-UHFFFAOYSA-N Synonym: 2-benzoxazolinone,benzoxazolinone,benzoxazolone,2-hydroxybenzoxazole,2-benzoxazolol,2 3h-benzoxazolone,1,3-benzoxazol-2 3h-one,2-benzoxazolone,benzo d oxazol-2 3h-one,benzoxazolin-2-one PubChem CID: 6043 IUPAC Name: 2,3-dihydro-1,3-benzoxazol-2-one SMILES: O=C1NC2=CC=CC=C2O1

PubChem CID 6043
CAS 59-49-4
Molecular Weight (g/mol) 135.12
MDL Number MFCD00005716
SMILES O=C1NC2=CC=CC=C2O1
Synonym 2-benzoxazolinone,benzoxazolinone,benzoxazolone,2-hydroxybenzoxazole,2-benzoxazolol,2 3h-benzoxazolone,1,3-benzoxazol-2 3h-one,2-benzoxazolone,benzo d oxazol-2 3h-one,benzoxazolin-2-one
IUPAC Name 2,3-dihydro-1,3-benzoxazol-2-one
InChI Key ASSKVPFEZFQQNQ-UHFFFAOYSA-N
Molecular Formula C7H5NO2
10

Coumalic acid, 97%

CAS: 500-05-0 Molecular Formula: C6H4O4 Molecular Weight (g/mol): 140.09 MDL Number: MFCD00006644 InChI Key: ORGPJDKNYMVLFL-UHFFFAOYSA-N Synonym: coumalic acid,2-oxo-2h-pyran-5-carboxylic acid,cumalic acid,2h-pyran-5-carboxylic acid, 2-oxo,2-oxopyran-5-carboxylic acid,unii-ob1jpy343g,2-pyrone-5-carboxylic acid,alpha-pyrone-5-carboxylic acid,.alpha.-pyrone-5-carboxylic acid,ob1jpy343g PubChem CID: 68141 SMILES: OC(=O)C1=COC(=O)C=C1

PubChem CID 68141
CAS 500-05-0
Molecular Weight (g/mol) 140.09
MDL Number MFCD00006644
SMILES OC(=O)C1=COC(=O)C=C1
Synonym coumalic acid,2-oxo-2h-pyran-5-carboxylic acid,cumalic acid,2h-pyran-5-carboxylic acid, 2-oxo,2-oxopyran-5-carboxylic acid,unii-ob1jpy343g,2-pyrone-5-carboxylic acid,alpha-pyrone-5-carboxylic acid,.alpha.-pyrone-5-carboxylic acid,ob1jpy343g
InChI Key ORGPJDKNYMVLFL-UHFFFAOYSA-N
Molecular Formula C6H4O4
11

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

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
12

5-Methyl-3-phenyl-1,2,4-oxadiazole, 97%

CAS: 1198-98-7 Molecular Formula: C9H8N2O Molecular Weight (g/mol): 160.18 MDL Number: MFCD00085133 InChI Key: VRRLZUXQTZOCKJ-UHFFFAOYSA-N Synonym: phenylmethyloxadiazole,5-methyl-3-phenyl-1,2,4-oxadiazol,1,2,4-oxadiazole, 5-methyl-3-phenyl,1,4-oxadiazole, 5-methyl-3-phenyl,3-phenyl-5-methyl-1,2,4-oxadiazole,5-methyl-3-phenyl-1,2,4 oxadiazole,1,2,4-oxadiazole, 5-methyl-3-phenyl-8ci 9ci PubChem CID: 98806 IUPAC Name: 5-methyl-3-phenyl-1,2,4-oxadiazole SMILES: CC1=NC(=NO1)C1=CC=CC=C1

PubChem CID 98806
CAS 1198-98-7
Molecular Weight (g/mol) 160.18
MDL Number MFCD00085133
SMILES CC1=NC(=NO1)C1=CC=CC=C1
Synonym phenylmethyloxadiazole,5-methyl-3-phenyl-1,2,4-oxadiazol,1,2,4-oxadiazole, 5-methyl-3-phenyl,1,4-oxadiazole, 5-methyl-3-phenyl,3-phenyl-5-methyl-1,2,4-oxadiazole,5-methyl-3-phenyl-1,2,4 oxadiazole,1,2,4-oxadiazole, 5-methyl-3-phenyl-8ci 9ci
IUPAC Name 5-methyl-3-phenyl-1,2,4-oxadiazole
InChI Key VRRLZUXQTZOCKJ-UHFFFAOYSA-N
Molecular Formula C9H8N2O
13

3,4-Di-O-acetyl-6-deoxy-L-glucal, 98%

CAS: 34819-86-8 Molecular Formula: C10H14O5 Molecular Weight (g/mol): 214.217 MDL Number: MFCD00074970 InChI Key: NDEGMKQAZZBNBB-JUWDTYFHSA-N Synonym: 3,4-di-o-acetyl-6-deoxy-l-glucal,3,4-di-o-acetyl-l-rhamnal,2s,3s,4s-2-methyl-3,4-dihydro-2h-pyran-3,4-diyl diacetate,3,4-di-o-acetyl-1,5-anhydro-2,6-dideoxy-l-arabino-hex-1-enitol,di-o-acetyl-l-rhamnal,2s,3s,4s-4-acetyloxy-2-methyl-3,4-dihydro-2h-pyran-3-yl acetate,diacetyl-l-rhamnal,l-rhamnal diacetate,6-deoxy-l-glucal diacetate,l-arabino-hex-1-enitol, 1,5-anhydro-2,6-dideoxy-, diacetate PubChem CID: 2734733 IUPAC Name: [(2S,3S,4S)-3-acetyloxy-2-methyl-3,4-dihydro-2H-pyran-4-yl] acetate SMILES: CC1C(C(C=CO1)OC(=O)C)OC(=O)C

PubChem CID 2734733
CAS 34819-86-8
Molecular Weight (g/mol) 214.217
MDL Number MFCD00074970
SMILES CC1C(C(C=CO1)OC(=O)C)OC(=O)C
Synonym 3,4-di-o-acetyl-6-deoxy-l-glucal,3,4-di-o-acetyl-l-rhamnal,2s,3s,4s-2-methyl-3,4-dihydro-2h-pyran-3,4-diyl diacetate,3,4-di-o-acetyl-1,5-anhydro-2,6-dideoxy-l-arabino-hex-1-enitol,di-o-acetyl-l-rhamnal,2s,3s,4s-4-acetyloxy-2-methyl-3,4-dihydro-2h-pyran-3-yl acetate,diacetyl-l-rhamnal,l-rhamnal diacetate,6-deoxy-l-glucal diacetate,l-arabino-hex-1-enitol, 1,5-anhydro-2,6-dideoxy-, diacetate
IUPAC Name [(2S,3S,4S)-3-acetyloxy-2-methyl-3,4-dihydro-2H-pyran-4-yl] acetate
InChI Key NDEGMKQAZZBNBB-JUWDTYFHSA-N
Molecular Formula C10H14O5
14

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

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
15

Ethyl 3-(2-furyl)-1H-pyrazole-5-carboxylate, 98%, Thermo Scientific Chemicals

CAS: 33545-44-7 Molecular Formula: C10H10N2O3 Molecular Weight (g/mol): 206.20 MDL Number: MFCD09953454,MFCD06797478 InChI Key: GSVBXAZEQDJUOY-UHFFFAOYSA-N Synonym: ethyl 5-2-furyl-1h-pyrazole-3-carboxylate,ethyl 5-furan-2-yl-1h-pyrazole-3-carboxylate,ethyl 3-furan-2-yl-1h-pyrazole-5-carboxylate,ethyl 5-fur-2-yl-1h-pyrazole-3-carboxylate,ethyl 5-2-furyl pyrazole-3-carboxylate,ethyl 5-furan-2-yl-2h-pyrazole-3-carboxylate,aronis23991,ethyl 3-2-furyl pyrazole-5-carboxylate,1h-pyrazole-3-carboxylicacid, 5-2-furanyl-, ethyl ester PubChem CID: 7127811 IUPAC Name: ethyl 3-(furan-2-yl)-1H-pyrazole-5-carboxylate SMILES: CCOC(=O)C1=CC(=NN1)C1=CC=CO1

PubChem CID 7127811
CAS 33545-44-7
Molecular Weight (g/mol) 206.20
MDL Number MFCD09953454,MFCD06797478
SMILES CCOC(=O)C1=CC(=NN1)C1=CC=CO1
Synonym ethyl 5-2-furyl-1h-pyrazole-3-carboxylate,ethyl 5-furan-2-yl-1h-pyrazole-3-carboxylate,ethyl 3-furan-2-yl-1h-pyrazole-5-carboxylate,ethyl 5-fur-2-yl-1h-pyrazole-3-carboxylate,ethyl 5-2-furyl pyrazole-3-carboxylate,ethyl 5-furan-2-yl-2h-pyrazole-3-carboxylate,aronis23991,ethyl 3-2-furyl pyrazole-5-carboxylate,1h-pyrazole-3-carboxylicacid, 5-2-furanyl-, ethyl ester
IUPAC Name ethyl 3-(furan-2-yl)-1H-pyrazole-5-carboxylate
InChI Key GSVBXAZEQDJUOY-UHFFFAOYSA-N
Molecular Formula C10H10N2O3