1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (Cis & Trans Isomers Mixture)

Basic Information

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CAS Number

546-45-2

Molecular Formula

C21H24O3Si3

Molecular Weight

408.68 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Laboratory Chemicals Research Chemicals Biochemical Reagents

Basic Physical Properties

Melting Point

100°C

Boiling Point

160-90°C 5mm

Flash Point

>200°C

Refractive Index

1.545

SMILES

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C[Si]1(O[Si](O[Si](O1)(C)C2=CC=CC=C2)(C)C3=CC=CC=C3)C4=CC=CC=C4

InChI

InChI=1S/C21H24O3Si3/c1-25(19-13-7-4-8-14-19)22-26(2,20-15-9-5-10-16-20)24-27(3,23-25)21-17-11-6-12-18-21/h4-18H,1-3H3

InChIKey

HAURRGANAANPSQ-UHFFFAOYSA-N

LogP

2.987400000000002

Topological Polar Surface Area

27.69 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

414

Safety Information

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Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

NS00043301
SCHEMBL206910
MFCD00053565
2,4,6-TRIMETHYL-2,4,6-TRIPHENYLCYCLOTRISILOXANE
C21H24O3Si3
1,3,5-Triphenyltrimethylcyclotrisiloxane
1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane
546-45-2
DTXSID001193254
cis-2,4,6-Trimethyl-2,4,6-triphenylcyclotrisiloxane
AKOS015902946
Cyclotrisiloxane, 2,4,6-trimethyl-2,4,6-triphenyl-
2,4,6-Trimethyl-2,4,6-triphenyl-1,3,5,2,4,6-trioxatrisilinane #
CS-0186496
Triphenyltrimethylcyclotrisiloxane,90%
SY076144
Cyclotrisiloxane, 2,4,6-trimethyl-2,4,6-triphenyl-, (Z)-
triphenyltrimethylcyclotrisiloxane
HAURRGANAANPSQ-UHFFFAOYSA-N
FT-0739261
EINECS 208-900-7
3424-57-5
2,4,6-Trimethyl-2,4,6-triphenyl-1,3,5,2,4,6-trioxatrisilinane
A830282
CHEBI:189332
F17221
6138-53-0
(2alpha,4alpha,6alpha)-2,4,6-Trimethyl-2,4,6-triphenylcyclotrisiloxane
DTXSID0060272
2,4,6-trimethyl-2,4,6-triphenyl-cyclotrisiloxan
PHENYLMETHYLCYCLOSILOXANES

MDL Number

MFCD00053565

Customs Code

2902909090

FAQ

What is 1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2)?

1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2) is a cyclic siloxane with a unique structure featuring methyl and phenyl substituents. It is characterized by its high thermal stability and low volatility, making it suitable for various industrial applications.

What are the main uses of 1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2)?

1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2) is primarily used as a raw material in the production of silicone resins and elastomers. It also finds applications in pharmaceuticals for its stability and compatibility with biological systems, and in cosmetics as a stabilizing agent.

Is 1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2) safe?

1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2) is considered safe when handled properly. It is non-toxic and non-flammable. However, it should be stored in a cool, dry place away from direct sunlight and heat sources to prevent degradation.

How should 1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2) be stored?

1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane (CAS: 546-45-2) should be stored in tightly sealed containers in a cool, dry place. It is best to keep it away from sources of heat and direct sunlight to maintain its stability and prevent any potential degradation. Proper storage ensures safe handling and optimal performance in various applications.