Epoxy curing agent Knowledge 1,3-dimethylnaphthalene

1,3-dimethylnaphthalene

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1,3-dimethylnaphthalene structural formula

Structural formula

Business number 05UX
Molecular formula C12H12
Molecular weight 156.22
label

aromatic compounds

Numbering system

CAS number:575-41-7

MDL number:MFCD00004036

EINECS number:209-384-6

RTECS number:QJ4420000

BRN number:2039378

PubChem number:24862802

Physical property data

1. Physical property data

1. Properties: liquid.

2. Density (g/mL, 25/4℃): 1.0144

3. Refractive index (nD20): 1.6102

4. Flash point (℃): 109

5. Melting point (℃): -6~-3

6. Boiling point (ºC): 265.2

7. Boiling point (ºC, 0.133kpa): 107

8. Solubility: Immiscible with water.

9. Relative density (20℃, 4℃): 1.0063

10. Refractive index at room temperature (n25): 1.6080

11. Liquid phase standard hot melt (J·mol-1·K-1): 284.2

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

5. Molecular property data:

1. Molar refractive index: 53.74

2. Molar volume (cm3/mol): 156.0

3. Isotonic specific volume (90.2K): 386.3

4. Surface tension (dyne/cm): 37.5

5. Polarizability (10-24cm3): 21.30

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: 0

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: None

6. Topological molecule polar surface area 0

7. Number of heavy atoms: 12

8. Surface charge: 0

9. Complexity: 150

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. Exists in oriental tobacco leaves and smoke.

Storage method

1. Storage

Should be kept sealed in a cool place.

Synthesis method

1. Tobacco: OR, 57.

Purpose

2. Use

Used in organic synthesis.

Resource:allhdi.com

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