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HomeProduct name listN-Cyclohexyl-N'-phenyl-p-phenylenediamine

N-Cyclohexyl-N'-phenyl-p-phenylenediamine

  • CAS NO.:101-87-1
  • Empirical Formula: C18H22N2
  • Molecular Weight: 266.38
  • MDL number: MFCD00046341
  • EINECS: 202-984-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-10-12 15:38:54
N-Cyclohexyl-N'-phenyl-p-phenylenediamine Structural

What is N-Cyclohexyl-N'-phenyl-p-phenylenediamine?

Description

N-Phenyl-N'-Cyclohexyl-p-Phenylenediamine (CPPD) is a rubber chemical used as an antioxidant. Cross reactions are frequently observed with isopropylphenylparaphenylenediamine (lPPD).

The Uses of N-Cyclohexyl-N'-phenyl-p-phenylenediamine

N-Phenyl-N''-cyclohexyl-p-phenylenediamine (>90%) is an antioxidant CPPD; used in preparation method of degradable sealant.

Indications

N-Cyclohexyl-N'-phenyl-1,4-phenylenediamine is approved for use within allergenic epicutaneous patch tests which are indicated for use as an aid in the diagnosis of allergic contact dermatitis (ACD) in persons 6 years of age and older.

Background

N-Cyclohexyl-N'-phenyl-1,4-phenylenediamine is a component of black rubber. It is also a dermatological sensitizer and allergen.
Sensitivity to N-Cyclohexyl-N'-phenyl-1,4-phenylenediamine may be identified with a clinical patch test.

Health effects

N-Cyclohexyl-N'-phenyl-1,4-phenylenediamine is a component of black rubber. It is also a dermatological sensitizer and allergen. The physiologic effect of n-cyclohexyl-n'-phenyl-1,4-phenylenediamine is by means of Increased Histamine Release, and Cell-mediated Immunity. Sensitivity to this substance may be identified with a clinical patch test.

Contact allergens

CPPD is a rubber chemical used as an antioxidant. Crossreactions are frequently observed with N-isopropylNphenylparaphenylenediamine (IPPD).

Metabolism

Not Available

Properties of N-Cyclohexyl-N'-phenyl-p-phenylenediamine

Melting point: 118-119 °C
Boiling point: 399.58°C (rough estimate)
Density  0.9274 (rough estimate)
refractive index  1.6300 (estimate)
storage temp.  -20°C Freezer, Under inert atmosphere
solubility  Chloroform (Slightly), Methanol (Slightly)
pka 6.40±0.20(Predicted)
form  Solid
color  Dark Brown to Very Dark Brown
EPA Substance Registry System 1,4-Benzenediamine, N-cyclohexyl-N'-phenyl- (101-87-1)

Safety information for N-Cyclohexyl-N'-phenyl-p-phenylenediamine

Computed Descriptors for N-Cyclohexyl-N'-phenyl-p-phenylenediamine

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