| | Identification | More |  | [Name] 
 3-(Diethoxyphosphoryloxy)-1,2,3-benzotrizin-4(3H)-one
 |  | [CAS] 
 165534-43-0
 |  | [Synonyms] 
 3-DIETHOXYPHOSPHORYL-1,2,3-BENZOTRIAZIN-4(3H)-ONE
 3-(DIETHOXYPHOSPHORYLOXY)-1,2,3-BENZOTRIAZIN-4(3H)-ONE
 3-(Diethoxyphosphoryloxy)-1,2,3-benzotrizin-4(3H)-one
 3-(DIETHOXY-PHOSPHORYLOXY)-3H-BENZO[D][1,2,3]TRIAZIN-4-ONE
 DEPBT
 DIETHYL 3,4-DIHYDRO-4-OXO-1,2,3-BENZOTRIAZIN-3-YL PHOSPHATE
 DIETHYL-(4-OXO-3H-1,2,3-BENZOTRIAZIN-3-YL)PHOSPHATE
 3-(Diethoxyphosphoryloxy)-1,2,3-benzotriazin-4(3H)-one (DEPBT)
 DEPBT3-(DIETHOXY-PHOSPHORYLOXY)-3H-BENZO[D][1,2,3] TRIAZIN-4-ONE
 DEPBT 3-(DIETHOXYPHOSPHORYLOXY)-1,2,3-BENZOTRIAZIN-4(3H)-ONE
 3-(DIETHOXYPHOSPHORYLOXY)-1,2,3-BENZOTRIAZINE-4(3H)-ONE
 4(3H)-ONE
 3-(DIETHOXYPHOSPHORYLLOXY)-1,2,3-BENZOTRIAZIN-4-(3H)-ONE
 3-(Diethoxy-phosphoryloxy)-3H-benzo[d][1,2,3]
 |  | [EINECS(EC#)] 
 628-030-5
 |  | [Molecular Formula] 
 C11H14N3O5P
 |  | [MDL Number] 
 MFCD01236967
 |  | [Molecular Weight] 
 299.22
 |  | [MOL File] 
 165534-43-0.mol
 | 
 | Chemical Properties | Back Directory |  | [Melting point ] 
 75-77°C
 |  | [Boiling point ] 
 382.1±25.0 °C(Predicted)
 |  | [density ] 
 1.45±0.1 g/cm3(Predicted)
 |  | [storage temp. ] 
 -15°C
 |  | [solubility ] 
 almost transparency in Ethylacetate
 |  | [form ] 
 Powder
 |  | [color ] 
 White
 |  | [InChI] 
 InChI=1S/C11H14N3O5P/c1-3-17-20(16,18-4-2)19-14-11(15)9-7-5-6-8-10(9)12-13-14/h5-8H,3-4H2,1-2H3
 |  | [InChIKey] 
 AJDPNPAGZMZOMN-UHFFFAOYSA-N
 |  | [SMILES] 
 P(ON1C(=O)C2=CC=CC=C2N=N1)(OCC)(OCC)=O
 |  | [CAS DataBase Reference] 
 165534-43-0(CAS DataBase Reference)
 | 
 | Safety Data | Back Directory |  | [Hazard Codes ] 
 Xi
 |  | [Risk Statements ] 
 R36/37/38:Irritating to eyes, respiratory system and skin .
 |  | [Safety Statements ] 
 S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
 S36:Wear suitable protective clothing .
 |  | [WGK Germany ] 
 3
 |  | [HS Code ] 
 29339900
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 White solid
 |  | [Uses] 
 DEPBT is a peptide coupling reagent used in peptide synthesis. It shows remarkable resistance to racemization.
 |  | [General Description] 
 
 3-(Diethoxyphosphoryloxy)-1,2,3-benzotriazin-4(3H)-one (DEPBT) is a coupling reagent that facilitates amide bond formation and also resists racemization. It has been shown to be more effective than phosphonium and uronium coupling reagents. | 
 |  |