Polyether_Polyether Polyol Knowledge 2,3,4,5,6-pentafluorobenzyl alcohol

2,3,4,5,6-pentafluorobenzyl alcohol

2,3,4,5,6-pentafluorobenzyl alcohol structural formula

Structural formula

Business number 04U0
Molecular formula C7H3F5O
Molecular weight 198
label

None yet

Numbering system

CAS number:440-60-8

MDL number:MFCD00004602

EINECS number:207-126-7

RTECS number:DP0695000

BRN number:2052669

PubChem number:24851790

Physical property data

一 , physical property data


Traits :White solid


Density (g/mL,25/4): Not available


Relative Vapor density (g/mL, air=1)Not available


Melting point (ºC): 37-38


Boiling point (ºC, normal pressure): 114-115


Boiling point (ºC, 5.2kPa): Not available


Refraction Rate: Not available


Flash Point (ºC): 87


Optical rotation (º): Not available


Spontaneous combustion Point or ignition temperature (ºC): Not available


Steam Pressure (kPa, 25ºC): Not available


saturated Vapor pressure (kPa, 60ºC): Not available


Burn Heat (KJ/mol):Not available


Critical Temperature (ºC): Not available


Critical Pressure (KPa): Not available


oil and water Log value of the (octanol/water) partition coefficient:Not available


Explosion Upper limit (%, V/V): Not available


Explosion Lower limit (%, V/V): Not available


Dissolve Properties: Not available

Toxicological data

Two , Toxicological data:


Acute Toxicity:Not available .

Ecological data

Three , Ecological data:


1 ,Other harmful effects: This substance may be harmful to the environment, and special treatment should be given to water bodies. Notice.

Molecular structure data

1 Molar refractive index:32.67


2 Molar volumem3/mol)124.2


3 Isotonic specific volume (90.2K):296.4


4 Surface tensiondyne/cm)32.3


5 Polarizability(10-24cm312.95

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 1.5

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 6

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: none

6. Topological molecule polar surface area 20.2

7. Number of heavy atoms: 13

8. Surface charge: 0

9. Complexity: 162

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 yet

Storage method

None yet

Synthesis method

The preparation method is 2,3,4,5,6-pentafluorobenzoic acid on a Zn electrode in 5% H2 The product is obtained by fluidized bed electrolysis in SO4 solution.

Purpose

Intermediates for pharmaceuticals, pesticides, and liquid crystal materials.

Resource:allhdi.com

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/21490

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