Polyether_Polyether Polyol Knowledge 1,5-Dimethoxypentane 1,5-Dimethoxypentane

1,5-Dimethoxypentane 1,5-Dimethoxypentane

1,5-dimethoxypentane structural formula

Structural formula

Business number 034L
Molecular formula C7H16O2
Molecular weight 132.20
label

1,5-Pentanediol dimethyl ether,

Pentaethylene glycol dimethyl ether,

linear compound

Numbering system

CAS number:111-89-7

MDL number:MFCD03613608

EINECS number:None

RTECS number:None

BRN number:None

PubChem number:24878765

Physical property data

1. Character: Undetermined


2. Density (g/mL,20): 0.843


3. Relative vapor density (g/mL,Air =1): Undetermined


4. Melting point (ºC): Undetermined


5. Boiling point (ºC,normal pressure):161


6. Boiling point (ºC,5.2kPa): Not determined


7. Refractive index: 1.408


8. Flashpoint (ºC): Undetermined


9. Specific rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. Vapor pressure (mmHg,25ºC): Undetermined


12. Saturated vapor pressure (kPa, ºC): Undetermined


13. Heat of combustion (KJ/mol): Undetermined


14. Critical temperature (ºC): Undetermined


15. Critical pressure (KPa): Undetermined


16. Oil and water (octanol/Log value of the partition coefficient for water: undetermined


17. Explosion upper limit (%,V/V): Undetermined


18. Lower explosion limit (%,V/V): Undetermined


19. Solubility: Undetermined

Toxicological data

None

Ecological data

None

Molecular structure data

5. Molecular property data:


1. Molar refractive index: 37.96


2. Molar volume (m3/mol):156.8


3. isotonic specific volume (90.2K):349.9


4. Surface Tension (dyne/cm):24.8


5. Polarizability10-24cm3):15.05

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 1

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: none

6. Topological molecule polar surface area 18.5

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 40.2

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

None

Storage method

None

Synthesis method

None

Purpose

None

SPAN lang=EN-US style=”FONT-SIZE: 9pt; FONT-FAMILY: Arial”>24.8


5. Polarizability10-24cm3):15.05

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 1

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: none

6. Topological molecule polar surface area 18.5

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 40.2

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

None

Storage method

None

Synthesis method

None

Purpose

None

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/15945

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