
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. polarizability(10-24cm3):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. polarizability(10-24cm3):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.
ascii-font-family: tahoma; mso-hansi-font-family: tahoma; mso-bidi-font-family: tahoma”>biochemical research, free amino labeling reagent before protein hydrolysis.

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