Antioxidant 6PPD

Description

N-1,3-dimethylbutyl-N'-phenyl-p-phenylenediamine · CAS 793-24-8 · C18H24N2. UNII HJD0U67PS1. Boiling Point: 500 °F at 760 mmHg (NTP, 1992); Boiling Point: 370 °C (calculated); Melting Point: 113.4 to 113.9 °F (NTP, 1992).

Identification

CAS Registry Number	793-24-8
PubChem CID	13101
Molecular formula	C18H24N2
IUPAC name	4-N-(4-methylpentan-2-yl)-1-N-phenylbenzene-1,4-diamine
UNII (FDA)	HJD0U67PS1

Computed Descriptors

Molecular Weight	268.4
XLogP3	5.6
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	6
Exact Mass	268.193948774
Monoisotopic Mass	268.193948774
Topological Polar Surface Area	24.1
Heavy Atom Count	20
Formal Charge	0

Physical & Chemical Properties

Boiling Point	500 °F at 760 mmHg (NTP, 1992)
Boiling Point	370 °C (calculated)
Melting Point	113.4 to 113.9 °F (NTP, 1992)
Melting Point	50 °C
Melting Point	45-48 °C
Flash Point	400 °F (NTP, 1992)
Flash Point	204 °C
Flash Point	200 °C c.c.
Density	1.07
Density	1.02 g/cm³

Physical description & handling notes

• N-(1,3-dimethylbutyl)-n'-phenyl-p-phenylenediamine is a purple flakes. (NTP, 1992)
• Large Crystals; Liquid; Dry Powder; Liquid; Large Crystals; CBI; Large Crystals; Other Solid; Dry Powder; Other Solid
• Dark violet solid; [HSDB] Brown to violet solid; Turns dark brown on light exposure; [ICSC]
• BROWN-TO-VIOLET SOLID IN VARIOUS FORMS. TURNS DARK BROWN ON EXPOSURE TO LIGHT.
• Dark, violet solid
• less than 1 mg/mL at 63 °F (NTP, 1992)

Regulatory Status

GHS notification summary	0.3% (1 / 381)

GHS Hazard Classification

GHS notification summary	0.3% (1 / 381)
Reported hazard statements	H302 (80.1%), H317 (99.5%), H360 (17.1%), H400 (98.4%), H410 (99.5%), H320, H373, H336

Documented Uses

• Used as an antiozonant and antioxidant for butadiene rubber, nitrile-butadiene rubber, styrene-butadiene rubber, and synthetic isoprene rubber; [HSDB]
• Antioxidant/antiozonant (rubber)
• Antiozonant, antioxidant, and polymer stabilizer.
• ANTIOZONANT & ANTIOXIDANT FOR BUTADIENE RUBBER
• ANTIOZONANT & ANTIOXIDANT FOR NITRILE-BUTADIENE RUBBER
• For more Uses (Complete) data for 1,4-BENZENEDIAMINE, N-(1,3-DIMETHYLBUTYL)-N'-PHENYL- (6 total), please visit the HSDB record page.

Synonyms

793-24-8; N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine; 6PPD; Santoflex 13; Wingstay 300; Antioxidant 4020; Permanax 120; Vulkanox 4020; Flexzone 7L; Dusantox 6PPD; N-(1,3-Dimethylbutyl)-N'-phenyl-1,4-phenylenediamine; Nocrac 6C; Diafen 13; Flexzone 7F; Santoflex 6PPD; Diafen FDMB

Frequently Asked Questions

What are the CAS number and molecular formula of N-1,3-dimethylbutyl-N'-phenyl-p-phenylenediamine?

CAS 793-24-8; molecular formula C18H24N2; molecular weight — g/mol.

What other names is N-1,3-dimethylbutyl-N'-phenyl-p-phenylenediamine known by?

793-24-8, N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine, 6PPD, Santoflex 13, Wingstay 300, Antioxidant 4020.

Is N-1,3-dimethylbutyl-N'-phenyl-p-phenylenediamine classified as hazardous?

0.3% of GHS notifications report no hazard classification (1 of 381).

What are the key physical properties of N-1,3-dimethylbutyl-N'-phenyl-p-phenylenediamine?

Boiling Point: 500 °F at 760 mmHg (NTP, 1992); Boiling Point: 370 °C (calculated); Melting Point: 113.4 to 113.9 °F (NTP, 1992); Melting Point: 50 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.