Product Name

  • Name

    1,3-BIS(3-GLYCIDOXYPROPYL)TETRAMETHYLDISILOXANE

  • EINECS 204-803-9
  • CAS No. 126-80-7
  • Article Data6
  • CAS DataBase
  • Density 1.013 g/cm3
  • Solubility
  • Melting Point <0°C
  • Formula C16H34O5Si2
  • Boiling Point 374.2 °C at 760 mmHg
  • Molecular Weight 362.614
  • Flash Point 149.1 °C
  • Transport Information
  • Appearance
  • Safety 26-36
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 126-80-7 (1,3-BIS(3-GLYCIDOXYPROPYL)TETRAMETHYLDISILOXANE)
  • Hazard Symbols IrritantXi
  • Synonyms 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;
  • PSA 52.75000
  • LogP 3.02420

Synthetic route

Allyl glycidyl ether
106-92-3

Allyl glycidyl ether

1,1,3,3-Tetramethyldisiloxane
3277-26-7

1,1,3,3-Tetramethyldisiloxane

A

glycidyl 1-propenyl ether
1607-23-4

glycidyl 1-propenyl ether

B

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

C

1,1,3,3-tetramethyl-1-(3-(oxiran-2-ylmethoxy)propyl)disiloxane
17980-29-9

1,1,3,3-tetramethyl-1-(3-(oxiran-2-ylmethoxy)propyl)disiloxane

D

1-(1-methyl-2-glycidoxyethyl)-1,1,3,3-tetramethyldisiloxane
1567764-85-5

1-(1-methyl-2-glycidoxyethyl)-1,1,3,3-tetramethyldisiloxane

Conditions
ConditionsYield
With [{SiO2}O2Si(Me)(CH2)3SBu]2PtCl2 In toluene at 80℃; for 10h; regioselective reaction;A 5%
B 8.3%
C 70.7%
D 6.5%
...Expand
Allyl glycidyl ether
106-92-3

Allyl glycidyl ether

1,1,3,3-Tetramethyldisiloxane
3277-26-7

1,1,3,3-Tetramethyldisiloxane

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

Conditions
ConditionsYield
With platinum
With bis(cyclooctadiene (μ-silyloxytrimethyl) rhodium(I)) at 90℃; for 2h;
With platinum(0)-1,3-divinyl-1,1,3,3-tetramethyldisiloxane complex In toluene at 70 - 80℃; for 60h;
Allyl glycidyl ether
106-92-3

Allyl glycidyl ether

1,1,3,3-Tetramethyldisiloxane
3277-26-7

1,1,3,3-Tetramethyldisiloxane

A

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

B

1,1,3,3-tetramethyl-1-(3-(oxiran-2-ylmethoxy)propyl)disiloxane
17980-29-9

1,1,3,3-tetramethyl-1-(3-(oxiran-2-ylmethoxy)propyl)disiloxane

C

1-(1-methyl-2-glycidoxyethyl)-1,1,3,3-tetramethyldisiloxane
1567764-85-5

1-(1-methyl-2-glycidoxyethyl)-1,1,3,3-tetramethyldisiloxane

Conditions
ConditionsYield
With cis-bis(dibenzyl sulfide)Pt(II) dichloride In dichloromethane; toluene at 80 - 100℃; Sealed tube;
...Expand
carbon dioxide
124-38-9

carbon dioxide

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

4,4'-((((1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis(propane-3,1-diyl))bis(oxy))bis(methylene))bis(1,3-dioxolan-2-one)
337357-54-7

4,4'-((((1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis(propane-3,1-diyl))bis(oxy))bis(methylene))bis(1,3-dioxolan-2-one)

Conditions
ConditionsYield
With C25H20AlCl6NO4; tetra-(n-butyl)ammonium iodide In neat (no solvent) at 70℃; under 7500.75 Torr; for 18h; Autoclave;94%
1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

5-(p-aminophenyl)-10,15,20-triphenylporphine
67605-64-5

5-(p-aminophenyl)-10,15,20-triphenylporphine

C60H65N5O5Si2

C60H65N5O5Si2

Conditions
ConditionsYield
With isopropyl alcohol In toluene at 80℃; for 1h; Inert atmosphere; Sealed tube; Microwave irradiation;25%
1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

5-(p-aminophenyl)-10,15,20-triphenylporphine
67605-64-5

5-(p-aminophenyl)-10,15,20-triphenylporphine

A

C60H65N5O5Si2

C60H65N5O5Si2

B

C104H96N10O5Si2

C104H96N10O5Si2

Conditions
ConditionsYield
With isopropyl alcohol In toluene at 90℃; for 72h;A 1%
B 2%
...Expand
1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

N,N-dimethylammonium chloride
506-59-2

N,N-dimethylammonium chloride

poly(1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane-co-dimethylammonium chloride)

poly(1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane-co-dimethylammonium chloride)

Conditions
ConditionsYield
In water at 105 - 110℃; for 2h; Heating / reflux;
poly(methacrylic acid)
79-41-4

poly(methacrylic acid)

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

1,3-bis(3-methacryloyloxy-2-hydroxypropoxypropyl)tetramethyldisiloxane

1,3-bis(3-methacryloyloxy-2-hydroxypropoxypropyl)tetramethyldisiloxane

Conditions
ConditionsYield
With 2,6-di-tert-butyl-4-methyl-phenol at 80℃; for 24h;
With 2,6-di-tert-butyl-4-methyl-phenol at 80℃; for 24h;
2,2-dimethoxy-1-butyl-1-aza-2-silacyclopentane

2,2-dimethoxy-1-butyl-1-aza-2-silacyclopentane

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

C34H80N2O11Si4

C34H80N2O11Si4

Conditions
ConditionsYield
In water at 20℃; for 5h; Inert atmosphere;
1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane
126-80-7

1,3-bis(3-glycidoxypropyl)-1,1,3,3-tetramethyldisiloxane

A

C14H30O7S2Si2

C14H30O7S2Si2

B

C16H34O9S2Si2

C16H34O9S2Si2

Conditions
ConditionsYield
With C25H20AlCl6NO4; sulfur dioxide; tetra-(n-butyl)ammonium iodide In acetonitrile at 50℃; for 3h; Flow reactor; Overall yield = 95 %; chemoselective reaction;A n/a
B n/a

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:
(1)SMILES: O(CCC[Si](O[Si](CCCOCC1OC1)(C)C)(C)C)CC2OC2
(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
(3)InChIKey: MFIBZDZRPYQXOM-UHFFFAOYAL

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