1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane
Basic information
- CAS
18547-93-8- Standard SMILES
C=C(C)C(=O)OCCC[Si](C)(C)O[Si](C)(C)CCCOC(=O)C(=C)C- InChIKey
ZIFLDVXQTMSDJE-UHFFFAOYSA-N- Molecular formula
- C18H34O5Si2
- Average molar mass
- 386.6 g/mol
- Monoisotopic mass
- 386.19447725
Names & identifiers
- Preferred name
- 1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane
- IUPAC
- 3-[[dimethyl-[3-(2-methylprop-2-enoyloxy)propyl]silyl]oxy-dimethylsilyl]propyl 2-methylprop-2-enoate
- English name
- 1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane
- Molecular formula
- C18H34O5Si2
- Molecular weight
- 386.63
Names & synonyms
1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxaneEINECS 242-419-31,3-Bis(3-methacryloyloxypropyl)tetramethyldisiloxane(1,1,3,3-Tetramethyldisiloxane-1,3-diyl)dipropane-1,3-diyl dimethacrylate2-Propenoic acid, 2-methyl-, (1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-propanediyl ester2-Propenoic acid, 2-methyl-, 1,1'-((1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-propanediyl) ester2-Propenoic acid, 2-methyl-, 1,1'-[(1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-propanediyl] esterRefChem:4139741,3Bis(3methacryloyloxypropyl)tetramethyldisiloxane1,3Bis(3methacryloyloxypropyl)1,1,3,3tetramethyldisiloxane(1,1,3,3Tetramethyldisiloxane1,3diyl)dipropane1,3diyl dimethacrylate2Propenoic acid, 2methyl, (1,1,3,3tetramethyl1,3disiloxanediyl)di3,1propanediyl ester
Show more names
METHACRYLOXYPROPYL TERMINATED POLYDIMETHYLSILOXANEDK191CFS-938TSL 9706Co-Formula CFS-938Methacrylate SilaneBIS(METHACRYLOXYPROPYL)TETRAMETHYLDISILOXANEBIS(3-METHACRYLOXYPROPYL) TETRAMETHYLDISILOXANE
242-419-32Propenoic acid, 2methyl, 1,1'((1,1,3,3tetramethyl1,3disiloxanediyl)di3,1propanediyl) ester18547-93-82-Propenoic acid,2-methyl-, 1,1'-[(1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-propanediyl]ester(1,1,3,3-tetramethyldisiloxane-1,3-diyl)bis(propane-3,1-diyl) bis(2-methylacrylate)MFCD000536883-[[dimethyl-[3-(2-methylprop-2-enoyloxy)propyl]silyl]oxy-dimethylsilyl]propyl 2-methylprop-2-enoateS01950
Database identifiers
- CAS
18547-93-8- PubChem CID
- 87703
- DTXSID
DTXSID10939973- EC Number
- 242-419-3
- Nikkaji
- J222.241H
Properties
Computed structural properties
- Topological polar surface area
- 61.8 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 5
- Rotatable bonds
- 14
- Heavy atoms
- 25
- Formal charge
- 0
- Complexity
- 454
Experimental & physicochemical properties
Chemical ClassesMetals -> Metalloid Compounds (Silicon)
Physical DescriptionLiquid; [Sigma-Aldrich MSDS]
Physicochemical properties
- Melting point
- 0 °C · <0°C
- Boiling point
- 127 °C · 127°C 3mm
- Density
- 0.966 g/mL · 0.966 g/mL at 20 °C(lit.)
- vapor pressure
- 0.005 Pa · 0.005Pa at 25℃
- refractive index
- 20 · n20/D 1.45
- Flash point
- 110 °C · >110°C
- storage temp.
- 5 ° · below 5° C
- Specific Gravity
- 0.96 · 0.96
- Water Solubility
- 1.5 μg/L · 1.5μg/L at 20℃
- Hydrolytic Sensitivity
- 3 · 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
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 8.9% (4 of 45) of reports.
Warning
H315 (86.7%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 45 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory Information
Chemical: 2-Propenoic acid, 2-methyl-, (1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-propanediyl ester
REACH registered substance: (1,1,3,3-tetramethyldisiloxane-1,3-diyl)dipropane-1,3-diyl dimethacrylate (EC: 242-419-3)
Hazards SummaryAn irritant; [Sigma-Aldrich MSDS]
Hazard Classes and CategoriesSkin Irrit. 2 (86.7%)
Safety data
- wgk
- 3
- tsca
- TSCA listed
- risk_code
- 36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS09
- hazard_code
- Xi
- safety_code
- 26-36
- Hazard statements
- H410
- REACH Registrations
- Active
Chemistry & industry
Uses & manufacturing
General Manufacturing Information2-Propenoic acid, 2-methyl-, 1,1'-[(1,1,3,3-tetramethyl-1,3-disiloxanediyl)di-3,1-propanediyl] ester: ACTIVE
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Compound notes
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