• Name

  N,N'-BIS(1,4-DIMETHYLPENTYL)-P-PHENYLENEDIAMINE

• EINECS 221-375-9
• CAS No. 3081-14-9
• Article Data10
• CAS DataBase
• Density 0.928g/cm³
• Solubility 800μg/L at 22℃
• Melting Point
• Formula C20H36 N2
• Boiling Point 421°Cat760mmHg
• Molecular Weight 304.519
• Flash Point 234.8°C
• Transport Information
• Appearance
• Safety Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic fumes of NO_x.
• Risk Codes
• Molecular Structure
• Hazard Symbols
• Synonyms 1,4-Benzenediamine,N,N'-bis(1,4-dimethylpentyl)- (9CI);p-Phenylenediamine,N,N'-bis(1,4-dimethylpentyl)- (7CI,8CI);77PD;77PPD;Antioxidant 4030;DHPPD;Eastozone 33;Flexzone 4L;N,N'-Bis(1,4-dimethylpentyl)-1,4-benzenediamine;N,N'-Bis(1,4-dimethylpentyl)-1,4-phenylenediamine;N,N'-Bis(1,4-dimethylpentyl)-p-phenylenediamine;N,N'-Bis[2-(5-methylhexyl)]-p-phenylenediamine;N,N'-Di(1,4-dimethylpentyl)-p-phenylenediamine;Naugalube 443;Santoflex 77;Santoflex 77PD;Tenamene 4;UOP 788;Unilink 7100;Vulkanox 4030;
• PSA 24.06000
• LogP 6.30580

Synthetic route

110-12-3

5-Methyl-2-hexanone

106-50-3

1,4-phenylenediamine

A

63302-43-2

N-(1,4-dimethylpentyl)-p-phenylenediamine

B

3081-14-9

N,N'-bis-(1,4-dimethylpentyl)-1,4-phenylenediamine

C

N-(1,4-dimethyl-pentylidene)-benzene-1,4-diamine

D

N,N'-bis-(1,4-dimethyl-pentylidene)-benzene-1,4-diamine

Conditions

Conditions	Yield
With hydrogen; (η4-1,5-cyclooctadiene)bis(triphenylphosphine)iridium hexafluorophosphate; Montmorillonite K10 at 80℃; under 7600 Torr; for 24h; Condensation; reduction;	A 10% B 48% C 19% D 23%
With hydrogen; Shrock-Osborn catalyst; Montmorillonite K10 at 80℃; under 7600 Torr; for 24h; Condensation; reduction;	A 20 % Spectr. B 75 % Spectr. C 3 % Spectr. D 2 % Spectr.

...Expand

110-12-3

5-Methyl-2-hexanone

106-50-3

1,4-phenylenediamine

A

3081-14-9

N,N'-bis-(1,4-dimethylpentyl)-1,4-phenylenediamine

B

N,N'-bis-(1,4-dimethyl-pentylidene)-benzene-1,4-diamine

Conditions

Conditions	Yield
With hydrogen; Shrock-Osborn catalyst; Montmorillonite K10 at 80℃; under 7600 Torr; for 24h; Condensation; reduction;	A 99 % Spectr. B 1 % Spectr.

...Expand

110-12-3

5-Methyl-2-hexanone

106-50-3

1,4-phenylenediamine

3081-14-9

N,N'-bis-(1,4-dimethylpentyl)-1,4-phenylenediamine

Conditions

Conditions	Yield
With sodium tris(acetoxy)borohydride; acetic acid In dichloromethane at 10 - 30℃; Temperature; Solvent; Reagent/catalyst; Inert atmosphere;

110-12-3

5-Methyl-2-hexanone

100-01-6

4-nitro-aniline

3081-14-9

N,N'-bis-(1,4-dimethylpentyl)-1,4-phenylenediamine

Conditions

Conditions	Yield
Stage #1: 5-Methyl-2-hexanone; 4-nitro-aniline at 120 - 124℃; for 24h; Autoclave; Stage #2: With palladium on activated charcoal; hydrogen at 155 - 160℃; under 15001.5 Torr; for 1.5h; Reagent/catalyst; Pressure;

N,N'-Bis(1,4-Dimethylpentyl)-P-Phenylenediamine Chemical Properties

N,N'-Bis(1,4-Dimethylpentyl)-P-Phenylenediamine Toxicity Data With Reference

N,N'-Bis(1,4-Dimethylpentyl)-P-Phenylenediamine Consensus Reports

N,N'-Bis(1,4-Dimethylpentyl)-P-Phenylenediamine Safety Profile

N,N'-Bis(1,4-Dimethylpentyl)-P-Phenylenediamine Specification