Polyether_Polyether Polyol Knowledge N-Methyl bis(trifluoroacetamide)

N-Methyl bis(trifluoroacetamide)

N-methylbis(trifluoroacetamide) structural formula

Structural formula

Business number 078W
Molecular formula C5H3F6NO2
Molecular weight 223.07
label

N-methylbis(trifluoroacetamide),

N-methylbistrifluoroacetamide,

N,N-Bis(trifluoroacetyl)methylamine,

MBTFA,

CF3CON(CH3)COCF3,

Reagents for gas chromatography analysis

Numbering system

CAS number:685-27-8

MDL number:MFCD00000412

EINECS number:211-680-5

RTECS number:24896572

BRN number:1878402

PubChem ID:None

Physical property data

1. Characteristics: colorless liquid.


2. Density (g/mL,25/4): 1.547


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


4. Melting point (ºC): Undetermined


5. Boiling point (ºC,Normal pressure): 121-122


6. Boiling point (ºC,5.2kPa): Undetermined


7. Refractive index: 1.346


8. Flash point (ºC): 42


9. Specific optical rotation (º): Undetermined


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


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


12. Saturated vapor pressure (kPa,60ºC): Undetermined


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


14. Critical temperature (ºC): Undetermined


15. Critical pressure (KPa): Undetermined


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


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


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


19. Solubility: Undetermined.

Toxicological data

None

Ecological data

Usually not harmful to water, Do not discharge materials into the surrounding environment without government permission.

Molecular structure data


1. Molar refractive index:29.90


2. Molar Volumem3/mol)145.3


3. isotonic ratio 90.2K)314.1


4. Surface tensiondyne/cm21.8


5. Dielectric constant:


6. Dipole moment10-24cm3


7. Polarizability:11.85


Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 1.7

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 8

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 37.4

7. Number of heavy atoms: 14

8. Surface charge: 0

9. Complexity: 228

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

Keep away from oxides, strong acids, and strong bases.

Storage method

Store in an airtight container and place Store in a cool, dry place. Store away from oxidizing agents. Keep away from open flames.

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/20159

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