Fluorescent structural formula

Fluorescent structural formula

Structural formula

Business number 05C3
Molecular formula C20H14O5
Molecular weight 334.32

None yet

Numbering system

CAS number:518-44-5

MDL number:None

EINECS number:None

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

1. Character:Light yellow powder

2. Density (g/ cm3,25/4): Undetermined

3 . Relative vapor density (g/cm3,Air=1): Undetermined

4. Melting point (ºC): 125-127

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

6. Boiling point (ºC,8kPa): Undetermined

7. Refractive index: Undetermined

8. Flash Point (ºC): Undetermined

9. Specific optical rotation (º): Undetermined

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

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

12. Saturation 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/Log value of water) partition coefficient: Undetermined

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

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

19. Solubility:Nearly insoluble in water

Toxicological data

None yet

Ecological data

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

Molecular structure data

1 Molar refractive index:90.53

2 Molar volumem3/mol)230.6

3 Isotonic specific volume (90.2K):676.9

4 Surface tensiondyne/cm74.1

5 Polarizability(10-24cm335.89

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 3.7

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 5

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 5

6. Topological molecule polar surface area 87

7. Number of heavy atoms: 25

8. Surface charge: 0

9. Complexity: 469

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

Easily oxidized to fluorescein.

Storage method

Should be sealed and stored in a cool, dry place.

Synthesis method

None yet


None yet


BDMAEE:Bis (2-Dimethylaminoethyl) Ether

CAS NO:3033-62-3

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