The cas register number of Polyethylene glycol diamine is 24991-53-5. It also can be called as Bis(polyoxyethyleneis(amine)) and the Systematic name about this chemical is 2-[2-(2-aminoethoxy)ethoxy]ethanamine.

Physical properties about Polyethylene glycol diamine are: (1)# of Rule of 5 Violations: 1; (1)ACD/LogP: -1.59; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -5.68; (4)ACD/LogD (pH 7.4): -4.25; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 4; (10)#H bond donors: 4; (11)#Freely Rotating Bonds: 9; (12)Polar Surface Area: 24.94Ų; (13)Index of Refraction: 1.459; (14)Molar Refractivity: 40.4 cm³; (15)Molar Volume: 147.6 cm³; (16)Surface Tension: 38.6 dyne/cm; (17)Density: 1.003 g/cm³; (18)Flash Point: 104.3 °C; (19)Enthalpy of Vaporization: 47.79 kJ/mol; (20)Boiling Point: 241 °C at 760 mmHg; (21)Vapour Pressure: 0.0369 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. It may is cause sensitization by inhalation and skin contact. People do not breathe dust and avoid contact with skin and eyes. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37:Wear suitable protective clothing and gloves. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

People can use the following data to convert to the molecule structure.
1.SMILES: O(CCN)CCOCCN
2.InChI:InChI=1/C6H16N2O2/c7-1-3-9-5-6-10-4-2-8/h1-8H2 
3.InChIKey:IWBOPFCKHIJFMS-UHFFFAOYAH
4.Std. InChI:InChI=1S/C6H16N2O2/c7-1-3-9-5-6-10-4-2-8/h1-8H2