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 169 results

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

CAS: 15186-48-8 Molecular Formula: C₆H₁₀O₃ Molecular Weight (g/mol): 130.14 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

Pricing and Availability
Specifications

PubChem CID	259712
CAS	15186-48-8
Molecular Weight (g/mol)	130.14
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

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 and 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

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

Pricing and Availability
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

Oxazole-5-carboxylic acid, 98+%

CAS: 118994-90-4 Molecular Formula: C4H3NO3 Molecular Weight (g/mol): 113.072 MDL Number: MFCD04114931 InChI Key: QCGMEWVZBGQOFN-UHFFFAOYSA-N Synonym: oxazole-5-carboxylic acid,5-oxazolecarboxylic acid,5-oxazolecarboxylicacid,5-carboxy-1,3-oxazole,oxazole-5-carboxylicacid,5-carboxyoxazole,acmc-209a0v,ksc173g8b,1,3-oxazole-5-carboxylic acid PubChem CID: 16340557 IUPAC Name: 1,3-oxazole-5-carboxylic acid SMILES: C1=C(OC=N1)C(=O)O

Pricing and Availability
Specifications

PubChem CID	16340557
CAS	118994-90-4
Molecular Weight (g/mol)	113.072
MDL Number	MFCD04114931
SMILES	C1=C(OC=N1)C(=O)O
Synonym	oxazole-5-carboxylic acid,5-oxazolecarboxylic acid,5-oxazolecarboxylicacid,5-carboxy-1,3-oxazole,oxazole-5-carboxylicacid,5-carboxyoxazole,acmc-209a0v,ksc173g8b,1,3-oxazole-5-carboxylic acid
IUPAC Name	1,3-oxazole-5-carboxylic acid
InChI Key	QCGMEWVZBGQOFN-UHFFFAOYSA-N
Molecular Formula	C4H3NO3

(2-Oxo-3-benzoxazolyl)acetic acid, 97%

CAS: 13610-49-6 Molecular Formula: C9H7NO4 Molecular Weight (g/mol): 193.158 MDL Number: MFCD01547452 InChI Key: PHIUXGVYFVAGTC-UHFFFAOYSA-N Synonym: 2-oxo-1,3-benzoxazol-3 2h-yl acetic acid,2-oxo-benzooxazol-3-yl-acetic acid,2-2-oxobenzo d oxazol-3 2h-yl acetic acid,2 3h-benzoxazolone-3-yl acetic acid,2-oxo-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-3-hydrobenzoxazol-3-yl acetic acid,3 2h-benzoxazoleacetic acid,2-oxo,3-benzoxazolonyl acetic acid,tos-bb-0934 PubChem CID: 737119 IUPAC Name: 2-(2-oxo-1,3-benzoxazol-3-yl)acetic acid SMILES: C1=CC=C2C(=C1)N(C(=O)O2)CC(=O)O

Pricing and Availability
Specifications

PubChem CID	737119
CAS	13610-49-6
Molecular Weight (g/mol)	193.158
MDL Number	MFCD01547452
SMILES	C1=CC=C2C(=C1)N(C(=O)O2)CC(=O)O
Synonym	2-oxo-1,3-benzoxazol-3 2h-yl acetic acid,2-oxo-benzooxazol-3-yl-acetic acid,2-2-oxobenzo d oxazol-3 2h-yl acetic acid,2 3h-benzoxazolone-3-yl acetic acid,2-oxo-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl acetic acid,2-2-oxo-3-hydrobenzoxazol-3-yl acetic acid,3 2h-benzoxazoleacetic acid,2-oxo,3-benzoxazolonyl acetic acid,tos-bb-0934
IUPAC Name	2-(2-oxo-1,3-benzoxazol-3-yl)acetic acid
InChI Key	PHIUXGVYFVAGTC-UHFFFAOYSA-N
Molecular Formula	C9H7NO4

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

Pricing and 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

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

Pricing and Availability
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

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

Pricing and Availability
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

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

Pricing and Availability
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

alpha-Naphthoflavone, 97%

CAS: 604-59-1 Molecular Formula: C₁₉H₁₂O₂ Molecular Weight (g/mol): 272.29 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

Pricing and Availability
Specifications

PubChem CID	11790
CAS	604-59-1
Molecular Weight (g/mol)	272.29
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

Chromone-3-carboxylic acid, 98%

CAS: 39079-62-4 Molecular Formula: C10H6O4 Molecular Weight (g/mol): 190.154 MDL Number: MFCD00017338 InChI Key: PCIITXGDSHXTSN-UHFFFAOYSA-N Synonym: chromone-3-carboxylic acid,4-oxo-4h-chromene-3-carboxylic acid,4-oxo-4h-1-benzopyran-3-carboxylic acid,maybridge1_005842,3-carboxychromone,d04tgn,acmc-1ad65,4-oxo-chromene-3-carboxylic acid,4h-chromen-4-one-3-carboxylic acid PubChem CID: 181620 IUPAC Name: 4-oxochromene-3-carboxylic acid SMILES: C1=CC=C2C(=C1)C(=O)C(=CO2)C(=O)O

Pricing and Availability
Specifications

PubChem CID	181620
CAS	39079-62-4
Molecular Weight (g/mol)	190.154
MDL Number	MFCD00017338
SMILES	C1=CC=C2C(=C1)C(=O)C(=CO2)C(=O)O
Synonym	chromone-3-carboxylic acid,4-oxo-4h-chromene-3-carboxylic acid,4-oxo-4h-1-benzopyran-3-carboxylic acid,maybridge1_005842,3-carboxychromone,d04tgn,acmc-1ad65,4-oxo-chromene-3-carboxylic acid,4h-chromen-4-one-3-carboxylic acid
IUPAC Name	4-oxochromene-3-carboxylic acid
InChI Key	PCIITXGDSHXTSN-UHFFFAOYSA-N
Molecular Formula	C10H6O4

Phthalide, 99%

CAS: 87-41-2 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 and Availability
Specifications

PubChem CID	6885
CAS	87-41-2
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

Bis(2-oxo-3-oxazolidinyl)phosphinic chloride, 97%

CAS: 68641-49-6 Molecular Formula: C6H8ClN2O5P Molecular Weight (g/mol): 254.563 MDL Number: MFCD00010077 InChI Key: KLDLRDSRCMJKGM-UHFFFAOYSA-N Synonym: bis 2-oxo-3-oxazolidinyl phosphinic chloride,bop-cl,bis 2-oxooxazolidin-3-yl phosphinic chloride,ccris 2607,phosphinic chloride, bis 2-oxo-3-oxazolidinyl,bis 2-oxo-3-oxazolidinyl phosphonic chloride,bis 2-oxo-1,3-oxazolidin-3-yl phosphinoyl chloride,bis-2-oxo-3-oxazolidinyl phosphinic chloride,n,n-bis 2-oxo-3-oxazolidinyl phosphinic chloride,bis 2-oxo-3-oxazolidinyl phosphinic chloride bop-cl PubChem CID: 152842 IUPAC Name: 3-[chloro-(2-oxo-1,3-oxazolidin-3-yl)phosphoryl]-1,3-oxazolidin-2-one SMILES: C1COC(=O)N1P(=O)(N2CCOC2=O)Cl

Pricing and Availability
Specifications

PubChem CID	152842
CAS	68641-49-6
Molecular Weight (g/mol)	254.563
MDL Number	MFCD00010077
SMILES	C1COC(=O)N1P(=O)(N2CCOC2=O)Cl
Synonym	bis 2-oxo-3-oxazolidinyl phosphinic chloride,bop-cl,bis 2-oxooxazolidin-3-yl phosphinic chloride,ccris 2607,phosphinic chloride, bis 2-oxo-3-oxazolidinyl,bis 2-oxo-3-oxazolidinyl phosphonic chloride,bis 2-oxo-1,3-oxazolidin-3-yl phosphinoyl chloride,bis-2-oxo-3-oxazolidinyl phosphinic chloride,n,n-bis 2-oxo-3-oxazolidinyl phosphinic chloride,bis 2-oxo-3-oxazolidinyl phosphinic chloride bop-cl
IUPAC Name	3-[chloro-(2-oxo-1,3-oxazolidin-3-yl)phosphoryl]-1,3-oxazolidin-2-one
InChI Key	KLDLRDSRCMJKGM-UHFFFAOYSA-N
Molecular Formula	C6H8ClN2O5P

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 and 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

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

Pricing and Availability
Specifications

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

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