Epoxy curing agent Knowledge 1-phenyl-3-pyrazolone

1-phenyl-3-pyrazolone

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1-phenyl-3-pyrazolone structural formula

Structural formula

Business number 024M
Molecular formula C9H10N2O
Molecular weight 162.19
label

1-phenyl-3-pyrazolidinone,

phenidone,

Phenidone

Numbering system

CAS number:92-43-3

MDL number:MFCD00003094

EINECS number:202-155-1

RTECS number:UQ8750000

BRN number:131856

PubChem number:24898411

Physical property data

1. Character:White needle-like crystals or crystalline powder,


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


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


4. Melting point (ºC):119-123


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


6. Boiling point (ºC,5.2kPa): 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


2. Molar volume (m3/mol):136.4


3. isotonic specific volume (90.2K):354.0


4. Surface Tension (dyne/cm):45.2


5. Polarizability10-24cm3):17.96


Compute chemical data

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

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: 3

6. Topological molecule polar surface area 32.3

7. Number of heavy atoms: 12

8. Surface charge: 0

9. Complexity: 175

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

None yet

Storage method

This product should be sealed, cool and dry to store.

Synthesis method

None yet

Purpose

Used as a developer for black and white photosensitive materials, its developing activity is greater than that of Mitol, but the gray fog is larger when used alone, which is usually compared with the Combined name for quinonePQDeveloper.

yt”>Purpose

Used as a developer for black and white photosensitive materials, its developing activity is greater than that of Mitol, but the gray fog is larger when used alone, which is usually compared with the Combined name for quinonePQDeveloper.

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