DEPBT

DEPBT
Names
	IUPAC name 3-(Diethoxyphosphoryloxy)-1,2,3- benzotriazin-4(3H)-one
	Other names DEPBT
Identifiers
CAS Number	165534-43-0;
3D model (JSmol)	Interactive image;
ChemSpider	3500129;
ECHA InfoCard	100.156.337
PubChem CID	4293995;
CompTox Dashboard (EPA)	DTXSID10401645 ;
	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 Key: AJDPNPAGZMZOMN-UHFFFAOYSA-N;
	SMILES CCOP(=O)(OCC)On1c(=O)c2ccccc2nn1;
Properties
Chemical formula	C11H14N3O5P
Molar mass	299.22 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). (what is ?) Infobox references

DEPBT (3-(diethoxyphosphoryloxy)-1,2,3-benzotriazin-4(3H)-one) is a peptide coupling reagent used in peptide synthesis. It shows remarkable resistance to racemization.^[1]

References

^ Li, Haitao; Jiang, Xiaohui; Ye, Yun-hua; Fan, Chongxu; Romoff, Todd; Goodman, Murray (1999). "3-(Diethoxyphosphoryloxy)-1,2,3- benzotriazin-4(3H)-one (DEPBT): A New Coupling Reagent with Remarkable Resistance to Racemization". Organic Letters. 1 (1): 91–94. doi:10.1021/ol990573k. ISSN 1523-7060.

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