| Identification | Back Directory | [Name]
1,1,5,5-tetramethyl-3,3-diphenyltrisiloxane | [CAS]
17875-55-7 | [Synonyms]
17875-55-7
Ph2Si[OSiMe2H]2
Bis(dimethylsiloxy)diphenylsilane
3,3-DIPHENYLTETRAMETHYLTRISILOXANE
1,3,3,5-Tetramethyl-1,5-diphenyltrisiloxane
1,1,5,5-tetramethyl-3,3-diphenyltrisiloxane
Tetramethyl diphenyl dihydrogen trisiloxane
Trisiloxane, 1,1,5,5-tetramethyl-3,3-diphenyl-
1,1,5,5-Tetramethyl-3,3-diphenylpentanetrisiloxane | [EINECS(EC#)]
241-828-4 | [Molecular Formula]
C16H24O2Si3 | [MDL Number]
MFCD00411646 | [MOL File]
17875-55-7.mol | [Molecular Weight]
332.617 |
| Chemical Properties | Back Directory | [Boiling point ]
292℃ | [density ]
0.9936 | [refractive index ]
1.5330 | [Fp ]
130℃ | [storage temp. ]
Storage temp. 2-8°C | [form ]
clear liquid | [color ]
Colorless to Almost colorless | [Specific Gravity]
0.9936 | [Hydrolytic Sensitivity]
4: no reaction with water under neutral conditions | [InChI]
InChI=1S/C16H24O2Si3/c1-19(2)17-21(18-20(3)4,15-11-7-5-8-12-15)16-13-9-6-10-14-16/h5-14,19-20H,1-4H3 | [InChIKey]
SBURHUAIGVFSSI-UHFFFAOYSA-N | [SMILES]
[SiH](C)(C)O[Si](C1=CC=CC=C1)(C1=CC=CC=C1)O[SiH](C)C | [EPA Substance Registry System]
Trisiloxane, 1,1,5,5-tetramethyl-3,3-diphenyl- (17875-55-7) |
| Hazard Information | Back Directory | [Description]
1,1,5,5-Tetramethyl-3,3-diphenyltrisiloxane is a phenyl organosilicon compound. This compound has the following structural characteristics: four methyl groups (-CH3) and one diphenyl group (-C6H5) are connected to a trisiloxane (SiO3) skeleton. This compound is mainly used in addition silicone rubber, silicone gel, liquid silicone and other fields. As an organosilicon compound, it has excellent properties such as heat resistance, cold resistance, corrosion resistance, and electrical insulation. In addition, it can also be used as an additive for polymer materials to improve the mechanical properties, wear resistance, aging resistance, etc. of the material. | [Uses]
1,1,5,5-Tetramethyl-3,3-diphenyltrisiloxane is widely used as a crosslinking agent for liquid silicone rubber, phenyl silicone rubber or phenyl resin, and is especially suitable for LED encapsulation. |
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