2-nitrofluorene

Structural formula

• Numbering system
• Physical property data
• Toxicological data
• Ecological data
• Molecular structure data
• Computing chemical data
• More
  • Properties and Stability
  • Storage method
  • Synthesis method
  • Purpose

Numbering system

CAS number:607-57-8

MDL number:MFCD00001117

EINECS number:210-138-5

RTECS number:LL8225000

BRN number:None

PubChem number:24897517

Physical property data

Physical property data:
1. Character: yellow needle crystal

2. Melting point156℃

Toxicological data

None

Ecological data

3. Ecological data:

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

Molecular structure data

5. Molecular property data:

1、 Molar refractive index:60.34

2、 Molar volume (m³/mol):160.1

3、 Isotonic specific volume (90.2K):442.2

4、 Surface Tension (dyne/cm):58.1

5, Polarizability (10^-24cm³ ):23.92

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 45.8

7. Number of heavy atoms: 16

8. Surface charge: 0

9. Complexity: 286

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

1. Properties: Yellow Needle crystal-like. Melting point156℃.

Storage method

Storage:

Seal the secret container and store it in a sealed main container in a cool place Dry position.

Synthesis method

2. Preparation method: 60g Fluorene500mlglacial acetic acid, stir and heat To50℃, drop in80mlConcentrated nitric acid. Heat to80℃reaction5min, cool to room temperature, filter out the resulting2-Nitrofluorene, washed with cold glacial acetic acid, washed with water, and recrystallized with glacial acetic acid to obtain56gPure product, yield79%.

Purpose

3. Uses: Organic synthesis intermediate.

Resource:allhdi.com