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Molecule
N,N′-Diphenyl-P-Phenylenediamine
CAS: 74-31-7 · C18H16N2
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 74-31-7
- Molecular Formula
- C18H16N2
- Molecular Mass
- 260.34 g/mol
Identifiers
CAS Registry Number
74-31-7
SMILES
c1ccc(Nc2ccc(Nc3ccccc3)cc2)cc1
InChI Key
UTGQNNCQYDRXCH-UHFFFAOYSA-N
InChI
InChI=1S/C18H16N2/c1-3-7-15(8-4-1)19-17-11-13-18(14-12-17)20-16-9-5-2-6-10-16/h1-14,19-20H
Names and Synonyms
- N,N′-Diphenyl-P-Phenylenediamine Synonym
- 1,4-Benzenediamine, N1,N4-diphenyl- Synonym
- p-Phenylenediamine, N,N′-diphenyl- Synonym
- 1,4-Benzenediamine, N,N′-diphenyl- Synonym
- N1,N4-Diphenyl-1,4-benzenediamine Synonym
- AgeRite DPPD Synonym
- 1,4-Bis(phenylamino)benzene Synonym
- 1,4-Dianilinobenzene Synonym
- N,N′-Diphenyl-p-phenylenediamine Synonym
- 4,4′-Diphenyl-p-phenylenediamine Synonym
- DPPD Synonym
- Flexamine G Synonym
- JZF Synonym
- Nonox DPPD Synonym
- 4-Phenylaminodiphenylamine Synonym
- p-Phenylaminodiphenylamine Synonym
- Diafen FF Synonym
- Diphenyl-p-phenylenediamine Synonym
- N,N′-Diphenyl-1,4-phenylenediamine Synonym
- Altofane DIP Synonym
- Nonflex H Synonym
- Permanax 18 Synonym
- Stabilizer DPPD Synonym
- p-Bis(phenylamino)benzene Synonym
- Nocrac DP Synonym
- Permanax DPPD Synonym
- DFFD Synonym
- Antage DP Synonym
- Ekaland DPPD Synonym
- Naugard J Synonym
- Antigen P Synonym
- Antigene P Synonym
- Antioxidant H Synonym
- N,N′-Diphenyl-1,4-benzenediamine Synonym
- NSC 5761 Synonym
- Diafen FF-T Synonym
- PPD Synonym
- Antioxidant PPD Synonym
- Antioxidant 7PPD Synonym
- 1,4-Benzenediamine N1,N4-diphenyl- Synonym
- 1-N,4-N-Diphenylbenzene-1,4-diamine Synonym
- Vulkanox DPPD Synonym
- DAPD Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Melting Point | 150-151 °C | CAS Common Chemistry |
| Molecular Mass | 260.34 g/mol | CAS Common Chemistry |
| 260.34000000000003 g/mol | RDKit | |
| Density | 1.20 g/cm³ | CAS Common Chemistry |
| 1.20 g/cm3 | CAS Common Chemistry | |
| Canonical SMILES | C=1C=CC(=CC1)NC2=CC=C(C=C2)NC=3C=CC=CC3 | CAS Common Chemistry |
| InChI | InChI=1S/C18H16N2/c1-3-7-15(8-4-1)19-17-11-13-18(14-12-17)20-16-9-5-2-6-10-16/h1-14,19-20H | CAS Common Chemistry |
| InChI Key | InChIKey=UTGQNNCQYDRXCH-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | N,N′-Diphenyl-p-phenylenediamine | CAS Common Chemistry |
| Heavy Atom Count | 20 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 4 | RDKit |
| Aromatic Ring Count | 3 | RDKit |
| Topological Polar Surface Area | 24.06 Ų | RDKit |
| LogP | 5.1738000000000035 | RDKit |
| 5.1738 | RDKit | |
| Molar Refractivity | 85.89140000000003 cm³/mol | RDKit |
| Ring Count | 3 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 260.131348512 g/mol | RDKit |
| Boiling Point | 220-225 °C @ 0.5 Torr | CAS Common Chemistry |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
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MW = 260.34 g/mol; density = 1.200 g/mL. Edit any field — others recompute live.
