Toluene diisocyanate manufacturer Knowledge 2,4-dinitro-5-fluoroaniline

2,4-dinitro-5-fluoroaniline

2,4-dinitro-5-fluoroaniline structural formula

Structural formula

Business number 04GY
Molecular formula C6H4FN3O4
Molecular weight 201.10
label

Bergman’s reagent,

Bergmann’s Reagent,

DNFA,

FC6H2(NO2)2NH2,

Bergman’s reagent,

Free amino labeling reagent

Numbering system

CAS number:367-81-7

MDL number:None

EINECS number:206-700-4

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

1. Characteristics: Crystal.


2. Density (g/mL,25) : Undetermined


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


4. Melting point (ºC):185- 190


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


6. Boiling point (ºC, kPa):Undetermined


7. Refractive index (D20)Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation (ºC): Undetermined


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


11. Vapor pressure (mmHg, ºC): 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 partition coefficient for water: undetermined


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


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


19. Solubility:Insoluble in ethanol, soluble in hot acetic acid.


Toxicological data

Toxic , irritating.

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: 43.57


2. Molar volume (m3/mol):119.6


3. isotonic specific volume (90.2K):351.1


4. Surface Tension (dyne/cm):74.3


5. Polarizability10-24cm3):17.27

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 1.6

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 6

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 118

7. Number of heavy atoms: 14

8. Surface charge: 0

9. Complexity: 250

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

Sensitive to air, light and moisture.

Storage method

should be sealed with argon gas4 Keep dry Light preservation.

Synthesis method

None yet

Purpose

Biochemical research, free amino labeling reagents before protein hydrolysis.

NDENT: -54.75pt; TEXT-ALIGN: left; mso-list: l0 level2 lfo1; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; tab-stops: list 36.0pt” align= left>3. Isotonic specific volume (90.2K):351.1


4. Surface Tension (dyne/cm):74.3


5. Polarizability10-24cm3):17.27

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 1.6

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 6

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 118

7. Number of heavy atoms: 14

8. Surface charge: 0

9. Complexity: 250

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

Sensitive to air, light and moisture.

Storage method

should be sealed with argon gas4 Keep dry Light preservation.

Synthesis method

None yet

Purpose

Biochemical research, free amino labeling reagents before protein hydrolysis.

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This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/29197

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