TCEP

For the flame retardant chemical, see tris(2-chloroethyl) phosphate.

TCEP

Names
Preferred IUPAC name 3,3′,3′′-Phosphanetriyltripropanoic acid
Other names TCEP Tris(2-carboxyethyl)phosphine
Identifiers
CAS Number	51805-45-9 (hydrochloride salt) Y
3D model (JSmol)	Interactive image
ChemSpider	106653 N
PubChem CID	119411
UNII	H49AAM893K Y
CompTox Dashboard (EPA)	DTXSID90208290
InChI InChI=1S/C9H15O6P/c10-7(11)1-4-16(5-2-8(12)13)6-3-9(14)15/h1-6H2,(H,10,11)(H,12,13)(H,14,15) N Key: PZBFGYYEXUXCOF-UHFFFAOYSA-N N InChI=1/C9H15O6P/c10-7(11)1-4-16(5-2-8(12)13)6-3-9(14)15/h1-6H2,(H,10,11)(H,12,13)(H,14,15) Key: PZBFGYYEXUXCOF-UHFFFAOYAQ
SMILES OC(CCP(CCC(O)=O)CCC(O)=O)=O
Properties
Chemical formula	C9H15O6P
Molar mass	250.187 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

TCEP (tris(2-carboxyethyl)phosphine) is a reducing agent frequently used in biochemistry and molecular biology applications. It is often prepared and used as a hydrochloride salt (TCEP-HCl) with a molecular weight of 286.65 gram/mol. It is soluble in water and available as a stabilized solution at neutral pH and immobilized onto an agarose support to facilitate removal of the reducing agent.