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1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane

1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane Structure
CAS No.
18547-93-8
Chemical Name:
1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane
Synonyms
DK191;CFS-938;TSL 9706;Co-Formula CFS-938;Methacrylate Silane;BIS(METHACRYLOXYPROPYL)TETRAMETHYLDISILOXANE;BIS(3-METHACRYLOXYPROPYL) TETRAMETHYLDISILOXANE;1,3-BIS(3-METHACRYLOXYPROPYL)TETRAMETHYLDISILOXANE;METHACRYLOXYPROPYL TERMINATED POLYDIMETHYLSILOXANE;METHACRYLOXYPROPYL TERMINATED POLYDIMETHYLSILOXANES
CBNumber:
CB5853250
Molecular Formula:
C18H34O5Si2
Molecular Weight:
386.63
MOL File:
18547-93-8.mol
Modify Date:
2025/2/26 21:25:56

1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane Properties

Melting point <0°C
Boiling point 127°C 3mm
Density 0.966 g/mL at 20 °C(lit.)
vapor pressure 0.005Pa at 25℃
refractive index n20/D 1.45
Flash point >110°C
storage temp. below 5° C
Specific Gravity 0.96
Water Solubility 1.5μg/L at 20℃
Hydrolytic Sensitivity 3: reacts with aqueous base
InChI InChI=1S/C18H34O5Si2/c1-15(2)17(19)21-11-9-13-24(5,6)23-25(7,8)14-10-12-22-18(20)16(3)4/h1,3,9-14H2,2,4-8H3
InChIKey ZIFLDVXQTMSDJE-UHFFFAOYSA-N
SMILES [Si](CCCOC(=O)C(C)=C)(C)(C)O[Si](CCCOC(=O)C(C)=C)(C)C
LogP 8.1 at 20℃
CAS DataBase Reference 18547-93-8(CAS DataBase Reference)
EPA Substance Registry System 1,3-Bis(3-methacryloyloxypropyl)tetramethyldisiloxane (18547-93-8)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS09
Signal word  Warning
Hazard statements  H410
Precautionary statements  P273-P391-P501
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
TSCA  Yes

1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane Chemical Properties,Uses,Production

Synthesis

Cool down 600g H2O to below 5°C, slowly add the intermediate product 3-(chlorodimethylsilyl)propyl methacrylate, restore room temperature and stir for 8h. Then stand, separate the organic phase, wash with water to neutral, add anhydrous sodium sulfate to dry the organic phase, filter to remove the desiccant, and remove the low boiling point substance in the system under reduced pressure to obtain 645.11g of product 1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane, with a yield of 97%.
1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane

1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 105)Suppliers
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TSL 9706 2-propenoicacid,2-methyl-,(1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-pro 1,3-BIS(3-METHACRYLOXYPROPYL)TETRAMETHYLDISILOXANE 1,3-BIS(3-METHACRYLOYLOXYPROPYL)-1,1,3,3-TETRAMETHYLDISILOXANE 3,3'-(1,1,3,3-TETRAMETHYLDISILOXAN-1,3-DIYL)DIPROPYL DIMETHACRYLATE METHACRYLOXYPROPYL TERMINATED POLYDIMETHYLSILOXANE METHACRYLOXYPROPYL TERMINATED POLYDIMETHYLSILOXANES BIS(3-METHACRYLOXYPROPYL) TETRAMETHYLDISILOXANE BIS(METHACRYLOXYPROPYL)TETRAMETHYLDISILOXANE POLYDIMETHYLSILOXANE, MONOMETHACRYLOXYPROPYL TERMINATED POLYDIMETHYLSILOXANE, METHACRYLOXYPROPYL TERMINATED bis(3-Methacryloxypropyl)tetramethyldisiloxane 2-propenoic acid, 2-methyl-, (1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-pro panediyl ester (1,1,3,3-tetramethyldisiloxane-1,3-diyl)dipropane-1,3-diyl dimethacrylate 1,3-BIS(3-METHACRYLOYLOXYPROPYL)-1,1,3, 3-TETRAME.DISILOXANE 1,3-BIS(3-METHACRYLOXYPROPYL)-1,1,3,3-TETRAMETHYLDISILOXANE Polydimethylsiloxane, methacryloxypropyl terminated, viscosity 1-2 cSt. 1,3-Bis[3-(methacryloyloxy)propyl]-1,1,3,3-tetramethylpropanedisiloxane Bis(2-methylpropenoic acid)(1,1,3,3-tetramethylpropanedisiloxane-1,3-diyl)bis(3,1-propanediyl) ester Bismethacrylic acid (1,1,3,3-tetramethylpropanedisiloxane-1,3-diyl)bis(trimethylene) ester Bismethacrylic acid oxybis[dimethylsilylene(3,1-propanediyl)] ester 1,3-Bis(3-Methacryloxypropyl)tetraMethyldisiloxane 1,3 Bis(3 Methacryloxypropyl)tetraMethyldisiloxane 1,3-Bis[3-(methacryloyloxy)propyl]tetrame SIB 1402.0 Co-Formula CFS-938 Methacrylate Silane 2-methyl-2-propenoic acid 3-[[dimethyl-[3-(2-methyl-1-oxoprop-2-enoxy)propyl]silyl]oxy-dimethylsilyl]propyl ester CFS-938 1,3-bis<3-(2-methylpropenoyloxy)propyl>tetramethyldisiloxane 1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane in stock Factory 2-Propenoic acid,2-methyl-, 1,1'-[(1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-propanediyl]ester 3-[[dimethyl-[3-(2-methylprop-2-enoyloxy)propyl]silyl]oxy-dimethylsilyl]propyl 2-methylprop-2-enoate 18547-93-8 1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane DK191 (1,1,3,3-Tetramethyldisiloxane-1,3-diyl)bis(propane-3,1-diyl) bis(2-methylacrylate) SIB (1,3-Bis(3-methacrylyloxypropy l)-1,1,3,3-tetramethp 18547-93-8 C18H34O5Si2 Siloxanes Organosilicon Organometallic Reagents Industrial/Fine Chemicals monomer