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Tris(2-carboxyethyl)phosphine hydrochloride

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  • Name Tris(2-carboxyethyl)phosphine hydrochloride
  • EINECS629-759-1
  • CAS No. 51805-45-9
  • Density1.041 g/mL at 25 °C
  • PSA125.49000
  • LogP1.69440
  • SolubilitySoluble in water and methanol.
  • Melting Point177 °C
  • FormulaC9H15O6P.HCl
  • Boiling Point519.4 °C at 760 mmHg
  • Molecular Weight286.649
  • Flash Point267.9 °C
  • Transport InformationN/A
  • AppearanceWhite Crystalline Solid
  • Safety26-27-36/37/39
  • Risk Codes34
  • Molecular Structure
    Molecular Structure of 51805-45-9 (TRIS(2-CARBOXYETHYL)PHOSPHINE HYDROCHLORIDE)
  • Hazard SymbolsIrritantXi
  • SynonymsIrritantXi

Tris(2-carboxyethyl)phosphine hydrochloride Chemical Properties

IUPAC Name:  3-Bis(3-oxido-3-oxopropyl)phosphanylpropanoate
Synonyms:  TCEP·HCl ; TCEP
The Molecular Formula of  Tris(2-carboxyethyl)phosphine hydrochloride (51805-45-9):C9H12O6P
The Molecular Weight of  Tris(2-carboxyethyl)phosphine hydrochloride (51805-45-9): 247.1634g/mol
The Molecular Structure of  Tris(2-carboxyethyl)phosphine hydrochloride (51805-45-9):
Polar Surface Area: 125.49 Å2
Polarizability: 10-24cm3
Flash Point: 267.9 °C
 Enthalpy of Vaporization: 86.67 kJ/mol
Boiling Point: 519.4 °C at 760 mmHg
Vapour Pressure: 3.51E-12 mmHg at 25°C 

Tris(2-carboxyethyl)phosphine hydrochloride Uses

1.  Tris(2-carboxyethyl)phosphine hydrochloride (51805-45-9) can be used as biochemical tool for selective reduction of disulfide bridges at low pH.
2.It can also be used as reductant and phosphitylating agent.

Tris(2-carboxyethyl)phosphine hydrochloride Safety Profile

Hazard Codes CCorrosive,Xi Irritant
Risk Statements 36/38-36/37/38-34
R36/38:Irritating to eyes and skin. 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R34:Causes burns.
Safety Statements 26-37/39-36/37/39-27 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S37/39:Wear suitable gloves and eye/face protection. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S27:Take off immediately all contaminated clothing.
RIDADR: UN 3261 8/PG 2
WGK Germany: 2
F: 10
PackingGroup: III

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