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EINECS 204-803-9
CAS No. 126-80-7 Density 1.013 g/cm3
Solubility Melting Point <0°C
Formula C16H34O5Si2 Boiling Point 374.2 °C at 760 mmHg
Molecular Weight 362.61 Flash Point 149.1 °C
Transport Information Appearance
Safety 26-36 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 126-80-7 (Disiloxane,1,1,3,3-tetramethyl-1,3-bis[3-(2-oxiranylmethoxy)propyl]-) Hazard Symbols IrritantXi

Disiloxane,1,1,3,3-tetramethyl-1,3-bis[3-(oxiranylmethoxy)propyl]- (9CI);Disiloxane, 1,3-bis[3-(2,3-epoxypropoxy)propyl]-1,1,3,3-tetramethyl-(6CI,7CI,8CI);1,3-Bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane;1,3-Bis(3-glycidyloxypropyl)tetramethyldisiloxane;1,3-Bis[3-(2,3-epoxypropoxy)propyl]tetramethyldisiloxane;1,3-Bis[3-(glycidyloxy)propyl]-1,1,3,3-tetramethyldisiloxane;1,3-Di(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane;NSC 93976;1,1,3,3-tetramethyl-1,3-bis[3-(oxiran-2-ylmethoxy)propyl]disiloxane;


Disiloxane,1,1,3,3-tetramethyl-1,3-bis[3-(2-oxiranylmethoxy)propyl]- Specification

The Disiloxane,1,1,3,3-tetramethyl-1,3-bis[3-(2-oxiranylmethoxy)propyl]-, with the CAS registry number 126-80-7 and EINECS registry number 204-803-9, has the systematic name of 1,1,3,3-tetramethyl-1,3-bis[3-(oxiran-2-ylmethoxy)propyl]disiloxane. And the molecular formula of the chemical is C16H34O5Si2.

The characteristics of Disiloxane,1,1,3,3-tetramethyl-1,3-bis[3-(2-oxiranylmethoxy)propyl]- are as followings: (1)ACD/LogP: 4.48; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.48; (4)ACD/LogD (pH 7.4): 4.48; (5)ACD/BCF (pH 5.5): 1498.1; (6)ACD/BCF (pH 7.4): 1498.1; (7)ACD/KOC (pH 5.5): 6526.04; (8)ACD/KOC (pH 7.4): 6526.04; (9)#H bond acceptors: 5; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 14; (12)Polar Surface Area: 52.75 Å2; (13)Index of Refraction: 1.46; (14)Molar Refractivity: 97.99 cm3; (15)Molar Volume: 357.7 cm3; (16)Polarizability: 38.84×10-24cm3; (17)Surface Tension: 30.5 dyne/cm; (18)Density: 1.013 g/cm3; (19)Flash Point: 149.1 °C; (20)Enthalpy of Vaporization: 59.72 kJ/mol; (21)Boiling Point: 374.2 °C at 760 mmHg; (22)Vapour Pressure: 1.82E-05 mmHg at 25°C.

You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

Addtionally, the following datas could be converted into the molecular structure:
(2)InChI: InChI=1/C16H34O5Si2/c1-22(2,9-5-7-17-11-15-13-19-15)21-23(3,4)10-6-8-18-12-16-14-20-16/h15-16H,5-14H2,1-4H3

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