Toluene diisocyanate manufacturer Knowledge 5h-perfluoropentanoic acid

5h-perfluoropentanoic acid

5h-perfluoropentanoic acid structural formula

structural formula

business number 04kr
molecular formula c5h2f8o2
molecular weight 246.06
label

2,2,3,3,3,4,4,5,5-octafluoropentanoic acid,

5h-perfluoropentanoic acid,

2,2,3,3,4,4,5,5-octafluorovaleric acid,

aliphatic compounds

numbering system

cas number:376-72-7

mdl number:mfcd00054690

einecs number:206-812-3

rtecs number:yv7799000

brn number:1797233

pubchem id:none

physical property data

一 , physical property data

traits :not available

density (g/ml,25/4): 1.725

relative vapor density (g/ml, air=1)not available

melting point (ºc): not available

boiling point (ºc, normal pressure): 165-166

boiling point (ºc, 5.2kpa): not available

refraction rate: 1.319

flash point (ºc): 165-166

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: 27.94

2. molar volume (m3/mol):149.7

3. isotonic specific volume (90.2k):311.5

4. surface tension (dyne/cm):18.7

5. polarizability10-24cm3):11.07

compute chemical data

1. reference value for hydrophobic parameter calculation (xlogp): 2.7

2. number of hydrogen bond donors: 1

3. number of hydrogen bond acceptors: 10

4. number of rotatable chemical bonds: 4

5. number of tautomers: none

6. topological molecule polar surface area 37.3

7. number of heavy atoms: 15

8. surface charge: 0

9. complexity: 260

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

none yet

purpose

none yet

resource:allhdi.com

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/30883

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