Oxazepine

Oxazepines are a family of unsaturated heterocycles containing seven atoms, with a nitrogen replacing a carbon at one position and with an oxygen replacing a carbon at one position.^[1][2][3]

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1,2-Oxazepine

1,2-Oxazepine, one of the isomers of oxazepine
Names
IUPAC name 1,2-Oxazepine
Identifiers
CAS Number	1,2-: 291-79-2 Y 1,4-: 292-10-4
3D model (JSmol)	1,2-: Interactive image 1,4-: Interactive image
ChemSpider	1,2-: 11418660 Y
PubChem CID	1,2-: 13781592 1,4-: 17860191
InChI InChI=1S/C5H5NO/c1-2-4-6-7-5-3-1/h1-5H Y Key: SFJGCXYXEFWEBK-UHFFFAOYSA-N Y 1,2-: InChI=1S/C5H5NO/c1-2-4-6-7-5-3-1/h1-5H Key: SFJGCXYXEFWEBK-UHFFFAOYSA-N 1,4-: InChI=1S/C5H5NO/c1-2-6-3-5-7-4-1/h1-5H Key: WXLCDTBTIVJDCE-UHFFFAOYSA-N
SMILES 1,2-: C1=CC=NOC=C1 1,4-: C1=COC=CN=C1
Properties
Chemical formula	C5H7NO
Molar mass	97.117 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

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