Epoxy curing agent Knowledge Perfluoroheptane

Perfluoroheptane

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Perfluoroheptane structural formula

Structural formula

Business number 04A1
Molecular formula C7F16
Molecular weight 388.05
label

Perfluoroheptane,

Perfluoron-heptane,

Hexafluoroheptane,

Hexadecafluoro-n-heptane,

Perfluoroheptane, MIXED ISOMERS,

HEXADECAFLUOROHEPTANE,

PERFLUORO-N-HEPTANE,

PERFLUOROHEPTANE,

Perfluoroheptane (mixed isomers),

PERFLUOROHEPTANE(S),

1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-Hexadecafluoroheptane,

FluorinertPF5070,

heptane,hexadecafluoro-

Numbering system

CAS number:335-57-9

MDL number:MFCD00040339

EINECS number:206-392-1

RTECS number:MJ0875000

BRN number:1716335

PubChem number:24863303

Physical property data

1. Physical property data

Gas phase standard claims heat (enthalpy) (kJ·mol-1): -3383.6

Density (g/mL, 25/4℃): 1.7200

Relative density (20℃, 4℃): 1.7331

Melting point (ºC): -51

Boiling point (ºC, normal pressure): 82.5

Refraction at room temperature Index (n20): 1.2608

Refractive index: 1.3

Flash point (ºC): 80- 82

Refractive index at room temperature (n25): 1.2582

Critical temperature (K): 200.95

Critical pressure (MPa): 1.621

Critical density (g·cm-3): 0.584

Critical volume (cm3·mol-1): 664

Critical compression factor: 0.273

Eccentricity factor: 0.556

Liquid phase standard claims heat (enthalpy) (kJ·mol-1): -3420.2

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

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

Solubility: Not available

Toxicological data

2. Toxicological data:

Acute toxicity: Not available.

Ecological data

3. Ecological data:

1. Other harmful effects: This substance may be harmful to the environment, and special attention should be paid to water bodies.

Molecular structure data

1. Molar refractive index: 36.85

2. Molar volume (cm3/mol): 231.5

3. Isotonic specific volume (90.2K ): 428.4

4. Surface tension (dyne/cm): 11.7

5. �Dilution rate (10-24cm3): 14.61

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 5.8

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 16

4. Number of rotatable chemical bonds: 4

5. Number of tautomers: none

6. Topological molecule polar surface area 0

7. Number of heavy atoms: 23

8. Surface charge: 0

9. Complexity: 394

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

Resource:allhdi.com</a

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