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
• physical property data
• toxicological data
• ecological data
• molecular structure data
• computing chemical data
• more
  • properties and stability
  • storage method
  • synthesis method
  • purpose

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. polarizability（10^-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.

t-family: arial; mso-hansi-font-family: arial; mso-bidi-font-family: arial">):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.