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P-Phenylenediamine
P-Phenylenediamine / CAS : 106-50-3
| Appearance | White to lavender solid | UN | 1673 |
| HS | 29215190 | DG Class | 6.1 |
| Synonyms | 1,4-Phenylenediamine; 1,4-Diaminobenzene; 1,4-Benzenediamine; p-Phenylenediamin; P-PDA; Para-Phenylenediamine (PPD); Benzene-1,4-Diamine; Para Phenylenediamine; Para Fenilendiamina; Parafenilendiamina; r P-Phenylenediamine; Para Phenylenediamine (PPD) Get Latest Price | ||
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Overview
Benefits
Technical advantages: Catalytic hydrogenation production technology, using refined p-nitroaniline as raw material, with low impurities, purity up to 99.99%, high quality, and stable output.
Environmental advantages: clean process and pollution-free.
Other advantages: Famous brands both domestically and internationally have been reviewed and have low prices.
The pass rate of customer sample testing is 100%, and the shipment is fast.
Specification
Test Items | Standard |
Appearance | Crystal with Color from White to Light Red |
Initial Melting point/℃ ≥ | 138 |
P-phenylenediamine purity/% ≥ | 99.9 |
O-phenylenedi amine content/% ≤ | 0.02 |
Content of m-phenylenediamine and p-aminophenol/% ≤ | 0.02 |
P-chloroaniline content/% ≤ | 0.01 |
Aniline/% ≤ | 0.005 |
P-nitroaniline/% ≤ | 0.005 |
Uses
Hair dye, perm related cosmetics, and the production of spandex are its biggest uses.
Dyestuff Intermediates：P-phenylenediamine is an extremely important dye intermediate, mainly used in aramid, azo dyes, sulfur dyes, acid dyes, etc. It is mainly used for fur dyeing, and can also be combined with other dyes, used as a mordant to produce fur Black D, fur blue black DB, fur Brown N2, and Ursi D, etc.
Rubber additives - rubber antioxidant: P-phenylenediamine is the antioxidant with the largest consumption in the rubber industry. It can be used to produce rubber antioxidant DNP, 288, DOP, DBP, etc.
Polyimide: P-phenylenediamine can be used to synthesize polyimide. As a special engineering material, polyimide has been widely used in aviation, aerospace, microelectronics, nano, liquid crystal, separation membrane, laser and other fields.
Aramid fiber: P-phenylenediamine can be used to synthesize aramid fiber. It is a synthetic fiber with excellent performance and is widely used.
Picture
Properties
Summary
Formula
C6H8N2
Molecular Mass
108.14100
Exact Mass
108.06900
PSA
52.04000
Logp
2.01340
IUPAC
benzene-1,4-diamine
SMILES
C1=CC(=CC=C1N)N
Attribute classification
Matter Classification
organic
Category
Auxiliary > Other Auxiliary Agent
Agrochemicals > Pesticide Intermediates
Dyestuffs and Pigments > Intermediates
Agrochemicals > Pesticide Intermediates
Dyestuffs and Pigments > Intermediates
Chemical and Physical Properties
Melting Point
139 °C
Density
1.15 g/cm3
Boiling Point
267 °C
Flash Point
156 °C
Appearance
White to lavender solid
Export information
HS Code
29215190
Export Rebate
13%
UN No.
1673
DG-Class
6.1
Risk Code
R23/24/25-36-43-50/53-63-36/37/38-45-40-48/22-67-52/53
Safety Label
T,N,T+,Xn
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