3,3,3-Tris(4-chlorophenyl)propionic acid (2168-06-1) is also named as 3,3,3-tris(p-chlorophenyl)propionic acid ; 3,3,3,-Trise-(4-Chlorophenyl)-PropionicAcid ; 3,3,3-Tris-(4-Chlorophenyl)-Pr ; 275190_ALDRICH ; CHEBI:436080 ; CID75107 ,and so on. 3,3,3-Tris(4-chlorophenyl)propionic acid (2168-06-1) is usually white crystal powder.

IUPAC Name: 3,3,3-Tris(4-chlorophenyl)propanoic acid
CAS: 2168-06-1
Molecular Formula: C₂₁H₁₅Cl₃O₂
Molecular Weight: 405.7
Molecular structure:
EINECS: 218-509-3
Melting point:  190-193 °C(lit.)
ACD/LogD (pH 5.5): 5.44 
ACD/LogD (pH 7.4): 3.68 
ACD/BCF (pH 5.5): 3641.69 
ACD/BCF (pH 7.4): 64.41 
ACD/KOC (pH 5.5): 4868.77 
ACD/KOC (pH 7.4): 86.11 
H bond acceptors: 2 
H bond donors: 1 
Freely Rotating Bonds: 5 
Index of Refraction: 1.627 
Molar Refractivity: 105.05 cm³ 
Molar Volume: 296.2 cm³ 
Polarizability: 41.64 10^-24cm³ 
Surface Tension: 51.4 dyne/cm 
Density: 1.369 g/cm³ 
Flash Point: 259.7 °C 
Enthalpy of Vaporization: 81.66 kJ/mol 
Boiling Point: 505.8 °C at 760 mmHg 
Vapour Pressure: 4.74E-11 mmHg at 25°C 

 3,3,3-Tris(4-chlorophenyl)propionic acid (2168-06-1) is commonly used as pharmaceutical intermediate.

Hazard Codes:  Xi
Risk Statements:  36/37/38 (36/37/38:  Irritating to eyes, respiratory system and skin)
Safety Statements:  26-37/39 (26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 37/39:  Wear suitable gloves and eye/face protection)
WGK Germany:  3

Removal in wastewater treatment of 3,3,3-Tris(4-chlorophenyl)propionic acid (2168-06-1) can be stated as follows:
Total removal:93.85  percent
Total biodegradation:0.78  percent
Total sludge adsorption:93.07  percent
Total to Air:0.00  percent
(using 10000 hr Bio P,A,S)