Decamethyltetrasiloxane

Decamethyltetrasiloxane

Structural formula

Business number 03U4
Molecular formula C10H30O3Si4
Molecular weight 310.69
label 1,1,1,3,3,5,5,7,7,7-Decamethyltetrasiloxane, aliphatic compounds

Numbering system

CAS number:141-62-8

MDL number:MFCD00008263

EINECS number:205-491-7

RTECS number:None

BRN number:1776881

PubChem ID:None

Physical property data

1. Physical property data:

1.Density (g/mL,25 ): 0.854

2.Refractive index (nD20): 1.389

3.Flashpoint (F): 144

4.Melting point (℃): -68

5.Boiling point (ºC): 194

Toxicological data

None yet

Ecological data

3. Ecological data:

Usually for Water is not hazardous and materials should not be discharged into the surrounding environment without government permission.

Molecular structure data

5. Molecular property data:

1. Molar refractive index:88.48

2. Molar volume (m3/ mol):355.6

3. Isotonic specific volume (90.2K): 725.6

4. Surface tension (dyne/cm): 17.3

5. Polarizability10-24cm3):35.07

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: none

6. Topological molecule polar surface area 27.7

7. Number of heavy atoms: 17

8. Surface charge: 0

9. Complexity: 227

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

Stable under normal temperature and pressure.

Storage method

Save in a dry and cool place.

Synthesis method

None yet

Purpose

It is used as a head sealing agent for the production of silicone rubber and silicone oil, and as a modification treatment agent for industrial powders.

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Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: none

6. Topological molecule polar surface area 27.7

7. Number of heavy atoms: 17

8. Surface charge: 0

9. Complexity: 227

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

Stable under normal temperature and pressure.

Storage method

Save in a dry and cool place.

Synthesis method

None yet

Purpose

It is used as a head sealing agent for the production of silicone rubber and silicone oil, and as a modification treatment agent for industrial powders.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/27272

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