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Benzoxazoles

Organic heterocyclic compounds that consist of benzene fused with an oxazoles; oxazoles are azoles with an oxygen atom and a nitrogen atom separated by one carbon.
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1 – 12 of 12 results
1

2-Methylnaphth[1,2-d]oxazole 98.0+%, TCI America™

CAS: 85-15-4 Molecular Formula: C12H9NO Molecular Weight (g/mol): 183.21 MDL Number: MFCD00051328 InChI Key: JCTNVNANPZAULC-UHFFFAOYSA-N PubChem CID: 66555 IUPAC Name: 2-methylbenzo[e][1,3]benzoxazole SMILES: CC1=NC2=C(O1)C=CC3=CC=CC=C32

PubChem CID 66555
CAS 85-15-4
Molecular Weight (g/mol) 183.21
MDL Number MFCD00051328
SMILES CC1=NC2=C(O1)C=CC3=CC=CC=C32
IUPAC Name 2-methylbenzo[e][1,3]benzoxazole
InChI Key JCTNVNANPZAULC-UHFFFAOYSA-N
Molecular Formula C12H9NO
2
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2-Chlorobenzoxazole, 98%

CAS: 615-18-9 Molecular Formula: C7H4ClNO Molecular Weight (g/mol): 153.57 MDL Number: MFCD00005766 InChI Key: BBVQDWDBTWSGHQ-UHFFFAOYSA-N Synonym: 2-chlorobenzoxazole,benzoxazole, 2-chloro,2-chlorobenzo d oxazole,benzoxazole, chloro,chlorobenzoxazole,2-chlorobenzoxazol,2-chlorobenzooxazole,2-chloro benzoxazole,2-chloro-benzoxazole,2-chloro-benzooxazole PubChem CID: 11986 IUPAC Name: 2-chloro-1,3-benzoxazole SMILES: ClC1=NC2=CC=CC=C2O1

PubChem CID 11986
CAS 615-18-9
Molecular Weight (g/mol) 153.57
MDL Number MFCD00005766
SMILES ClC1=NC2=CC=CC=C2O1
Synonym 2-chlorobenzoxazole,benzoxazole, 2-chloro,2-chlorobenzo d oxazole,benzoxazole, chloro,chlorobenzoxazole,2-chlorobenzoxazol,2-chlorobenzooxazole,2-chloro benzoxazole,2-chloro-benzoxazole,2-chloro-benzooxazole
IUPAC Name 2-chloro-1,3-benzoxazole
InChI Key BBVQDWDBTWSGHQ-UHFFFAOYSA-N
Molecular Formula C7H4ClNO
3

Methyl 2-methyl-1,3-benzoxazole-5-carboxylate, 97%

CAS: 136663-21-3 Molecular Formula: C10H9NO3 Molecular Weight (g/mol): 191.19 MDL Number: MFCD07774245 InChI Key: UFLDNRAXHGPDOD-UHFFFAOYSA-N Synonym: methyl 2-methylbenzo d oxazole-5-carboxylate,5-benzoxazolecarboxylicacid, 2-methyl-, methyl ester,acmc-1c498,methyl2-methyl-1,3-benzoxazole-5-carboxylate,methyl 2-methylbenzoxazole-5-carboxylate,5-methoxycarbonyl-2-methyl-1,3-benzoxazole,methyl 2-methyl-1?3-benzoxazole-5-carboxylate,2-methylbenzoxazole-5-carboxylic acid methyl ester,5-benzoxazolecarboxylicacid,2-methyl-,methyl ester,5-benzoxazolecarboxylic acid, 2-methyl-, methyl ester PubChem CID: 12157466 IUPAC Name: methyl 2-methyl-1,3-benzoxazole-5-carboxylate SMILES: CC1=NC2=C(O1)C=CC(=C2)C(=O)OC

PubChem CID 12157466
CAS 136663-21-3
Molecular Weight (g/mol) 191.19
MDL Number MFCD07774245
SMILES CC1=NC2=C(O1)C=CC(=C2)C(=O)OC
Synonym methyl 2-methylbenzo d oxazole-5-carboxylate,5-benzoxazolecarboxylicacid, 2-methyl-, methyl ester,acmc-1c498,methyl2-methyl-1,3-benzoxazole-5-carboxylate,methyl 2-methylbenzoxazole-5-carboxylate,5-methoxycarbonyl-2-methyl-1,3-benzoxazole,methyl 2-methyl-1?3-benzoxazole-5-carboxylate,2-methylbenzoxazole-5-carboxylic acid methyl ester,5-benzoxazolecarboxylicacid,2-methyl-,methyl ester,5-benzoxazolecarboxylic acid, 2-methyl-, methyl ester
IUPAC Name methyl 2-methyl-1,3-benzoxazole-5-carboxylate
InChI Key UFLDNRAXHGPDOD-UHFFFAOYSA-N
Molecular Formula C10H9NO3
4

Medchemexpress LLC 2-chlorobenzoxazole | 615-18-9 | MFCD00005766 | 98.5% | 153.57 g/mol | C7H4ClNO | 10 G
SDP

2-Chlorobenzoxazole is an organic biochemical reagent used as an intermediate and building block in medicinal chemistry and organic synthesis. It is intended for research use and is provided with supporting documentation for safe handling and quality verification.

  • High purity suitable for research applications.
  • Useful intermediate for synthesis of heterocyclic compounds.
  • Molecular formula C7H4ClNO; molecular weight 153.57 g/mol.
  • Supplied with certificate of analysis and safety data sheet.
  • Applicable to medicinal chemistry, analytical studies, and organic synthesis workflows.

ENCOMPASS_PREFERRED
5

Medchemexpress LLC 2-methylbenzoxazole | 95-21-6 | MFCD00005771 | 100.0% | 133.15 g/mol | C8H7NO | 10 G
SDP

2-Methylbenzoxazole is an endogenous metabolite provided as an analytical standard for research and analytical applications. It is available in solid and solution formats and is labeled for research use only; not for human or clinical use.

  • High purity: 99.95%.
  • CAS number: 95-21-6.
  • Available in solid sizes from 500 mg to 50 g and as a 10 mM solution in DMSO.
  • Suitable for analytical reference and research assays.
  • Provided with certificate of analysis (COA) and safety data sheet (SDS).

ENCOMPASS_PREFERRED
6

eMolecules​ 99584-10-8 | 6-amino-3-methyl-1,3-benzoxazol-2(3H)-one | ChemBridge - BB | MFCD07801206 | 164.164 | C8H8N2O2 | 95.000 | Cn1c2ccc(N)cc2oc1=O | 1g | 331155070

6-amino-3-methyl-1,3-benzoxazol-2(3H)-one | ChemBridge - BB | 99584-10-8 | MFCD07801206 | 164.164 | C8H8N2O2 | 95.000 | Cn1c2ccc(N)cc2oc1=O | 1g | 331155070

ENCOMPASS_PREFERRED
7

Medchemexpress LLC 2-methylbenzoxazole | 95-21-6 | MFCD00005771 | 100.0% | 133.15 g/mol | C8H7NO | 1 ML
SDP

2-Methylbenzoxazole is an endogenous metabolite and small-molecule reagent (C8H7NO, MW 133.15 g/mol) used as a reference standard and analytical reagent. It is supplied in solid form and as a ready-to-use 10 mM solution in DMSO, with supporting analytical documentation to aid compound characterization and QC.

  • Endogenous metabolite useful as a reference standard.
  • High reported purity for analytical applications.
  • Available as solid and as a 10 mM solution in DMSO.
  • Provided with supporting analytical documentation (COA, HNMR, HPLC).
  • Suitable for biochemical and analytical assays.

ENCOMPASS_PREFERRED
8

Medchemexpress LLC 2-benzoxazolinone | 59-49-4 | MFCD00005716 | 99.9% | 135.12 g/mol | C7H5NO2 | 1 ML
SDP

2-Benzoxazolinone (C7H5NO2; MW 135.12 g/mol) is a small-molecule heterocycle supplied as a 10 mM solution in DMSO for use in biological screening and synthetic chemistry. It has reported antiparasitic activity and is commonly used as a building block in organic synthesis; typical purity is 99.87%.

  • Pre-made 10 mM solution in DMSO for immediate use
  • High purity (≈99.9%) suitable for research applications
  • Well-characterized chemical: C7H5NO2, 135.12 g/mol
  • Reported bioactivity including antiparasitic effects
  • Convenient for screening, assay development, and synthetic work

ENCOMPASS_PREFERRED
9

Medchemexpress LLC 2-chlorobenzoxazole | 615-18-9 | MFCD00005766 | 98.5% | 153.57 g/mol | C7H4ClNO | 1 ML
SDP

2-Chlorobenzoxazole is a small-molecule biochemical reagent used in life-science research and organic synthesis. It is supplied as ready-to-use solutions and bulk solids, and comes with analytical and handling documentation to support safe use and identity confirmation.

  • Ready-to-use solution available (10 mM in DMSO, 1 mL).
  • High purity (98.5%).
  • Chemical formula C7H4ClNO; molecular weight 153.57 g/mol.
  • Analytical documents available: SDS, COA, HNMR, GC.
  • Suitable for organic synthesis and biochemical research applications.
  • Stable in DMSO stock solutions; follow handling instructions for concentrated preparations.

ENCOMPASS_PREFERRED
10

Medchemexpress LLC 2-benzoxazolinone | 59-49-4 | MFCD00005716 | 99.9% | 135.12 g/mol | C7H5NO2 | 100 G
SDP

2-Benzoxazolinone is a small-molecule research chemical and synthetic building block (CAS 59-49-4) with reported anti-leishmanial activity. It is supplied in high purity and offered as both a solid and a ready-to-use DMSO solution for analytical and synthetic applications.

  • High purity (99.87%) suitable for research use.
  • Available as solid (50 g, 100 g, 500 g) and as 10 mM solution in DMSO.
  • Useful building block for organic synthesis.
  • Reported anti-leishmanial activity (LC50 40 μg/mL).
  • Well characterized: formula C7H5NO2, molecular weight 135.12 g/mol.

ENCOMPASS_PREFERRED
11

2-Methylnaphth[2,3-d]oxazole 97.0+%, TCI America™

CAS: 20686-66-2 Molecular Formula: C12H9NO Molecular Weight (g/mol): 183.21 MDL Number: MFCD00624597 InChI Key: WMIHEWJRNFUVNR-UHFFFAOYSA-N Synonym: 2-methylnaphth 2,3-d oxazole,2-methylnaphtho 2,3-d oxazole,2-methylbenzo f 1,3 benzoxazole,2-methyl-naphtho 2,3-d oxazole,2-methylnaphtho 2,3-d 1,3 oxazole,2-methylbenzo f benzoxazole,pubchem8702 PubChem CID: 140743 IUPAC Name: 2-methylbenzo[f][1,3]benzoxazole SMILES: CC1=NC2=CC3=CC=CC=C3C=C2O1

PubChem CID 140743
CAS 20686-66-2
Molecular Weight (g/mol) 183.21
MDL Number MFCD00624597
SMILES CC1=NC2=CC3=CC=CC=C3C=C2O1
Synonym 2-methylnaphth 2,3-d oxazole,2-methylnaphtho 2,3-d oxazole,2-methylbenzo f 1,3 benzoxazole,2-methyl-naphtho 2,3-d oxazole,2-methylnaphtho 2,3-d 1,3 oxazole,2-methylbenzo f benzoxazole,pubchem8702
IUPAC Name 2-methylbenzo[f][1,3]benzoxazole
InChI Key WMIHEWJRNFUVNR-UHFFFAOYSA-N
Molecular Formula C12H9NO
12

MP Biomedicals, Inc 2,5-Bis-2(5-tert-butyl-benzoxazolyl)thiophene, MP Biomedicals

CAS: 7128-64-5 Molecular Formula: C26H26N2O2S Molecular Weight (g/mol): 430.566 InChI Key: AIXZBGVLNVRQSS-UHFFFAOYSA-N Synonym: bbot,2,5-bis 5-tert-butyl-2-benzoxazolyl thiophene,uvitex ob,2,5-bis 5-tert-butyl benzo d oxazol-2-yl thiophene,bbot 150,2,5-bis 5-tert-butylbenzoxazol-2-yl thiophene,benzoxazole, 2,2'-2,5-thiophenediyl bis 5-1,1-dimethylethyl,unii-w7ur9129gp,fluorescent brightener 184,2,2'-2,5-thiophenediyl bis 5-tert-butylbenzoxazole PubChem CID: 292429 IUPAC Name: 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole SMILES: CC(C)(C)C1=CC2=C(C=C1)OC(=N2)C3=CC=C(S3)C4=NC5=C(O4)C=CC(=C5)C(C)(C)C

PubChem CID 292429
CAS 7128-64-5
Molecular Weight (g/mol) 430.566
SMILES CC(C)(C)C1=CC2=C(C=C1)OC(=N2)C3=CC=C(S3)C4=NC5=C(O4)C=CC(=C5)C(C)(C)C
Synonym bbot,2,5-bis 5-tert-butyl-2-benzoxazolyl thiophene,uvitex ob,2,5-bis 5-tert-butyl benzo d oxazol-2-yl thiophene,bbot 150,2,5-bis 5-tert-butylbenzoxazol-2-yl thiophene,benzoxazole, 2,2'-2,5-thiophenediyl bis 5-1,1-dimethylethyl,unii-w7ur9129gp,fluorescent brightener 184,2,2'-2,5-thiophenediyl bis 5-tert-butylbenzoxazole
IUPAC Name 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole
InChI Key AIXZBGVLNVRQSS-UHFFFAOYSA-N
Molecular Formula C26H26N2O2S