:1,2-Diazepine

{{chembox

| Verifiedfields = changed

| verifiedrevid = 477184766

| ImageFileL1 = Diazepine-2D-skeletal.png

| ImageSizeL1 = 100

| ImageAltL1 = Structural formula of 1,2-diazepine

| ImageFileR1 = 1,2-Diazepine 3D ball.png

| ImageSizeR1 = 145

| ImageAltR1 = Ball-and-stick model of the 1,2-diazepine molecule

| PIN=1H-1,2-Diazepine

| OtherNames=

|Section1={{Chembox Identifiers

| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}

| ChemSpiderID = 145874

| InChI = 1/C5H6N2/c1-2-4-6-7-5-3-1/h1-6H

| InChIKey = LRANPJDWHYRCER-UHFFFAOYAE

| SMILES1 = N\1=C\C=C/C=C\N/1

| StdInChI_Ref = {{stdinchicite|correct|chemspider}}

| StdInChI = 1S/C5H6N2/c1-2-4-6-7-5-3-1/h1-6H

| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}

| StdInChIKey = LRANPJDWHYRCER-UHFFFAOYSA-N

| CASNo_Ref = {{cascite|changed|??}}

| CASNo=12688-68-5

| PubChem=166734

| SMILES=C1=CC=NNC=C1

}}

|Section2={{Chembox Properties

| Formula=C{{sub|5}}H{{sub|6}}N{{sub|2}}

| MolarMass=94.11454

| Appearance=

| Density=

| MeltingPt=

| BoilingPt=

| Solubility=

}}

|Section3={{Chembox Hazards

| MainHazards=

| FlashPt=

| AutoignitionPt =

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1,2-Diazepine is a seven-membered heterocyclic compound with two nitrogen atoms (e.g., in ring positions 1 and 2) and three double bonds.