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N-Isopropyl-N'-phenyl-1,4-phenylenediamine

CAS No.
101-72-4
Chemical Name:
N-Isopropyl-N'-phenyl-1,4-phenylenediamine
Synonyms
IPPD;4010na;Diafen FP;N-isopropyl-N'-phenyl-p-phenylenediamine;4010 NA;Antioxidant IPPD;N-isopropyl-N`-phenylenediamine;n-isopropyl-n-phenyl-4-phenylenediamine;S-IP;GIGS
CBNumber:
CB8475891
Molecular Formula:
C15H18N2
Molecular Weight:
226.32
MDL Number:
MFCD00026348
MOL File:
101-72-4.mol
MSDS File:
SDS
Last updated:2026-09-10 08:17:50

N-Isopropyl-N'-phenyl-1,4-phenylenediamine Properties

Melting point 72-76°C
Boiling point 161°C
Density 1,17 g/cm3
vapor pressure 0.007Pa at 20℃
refractive index 1.5000 (estimate)
Flash point 161°C/1mm
storage temp. -20°C
solubility Chloroform (Slightly), DMSO (Slightly, Sonicated)
form Solid
pka 6.76±0.32(Predicted)
color Grey to Very Dark Grey
biological source rabbit
Water Solubility <0.1 g/100 mL at 18 ºC
Sensitive Air Sensitive
Henry's Law Constant 7.0×103 mol/(m3Pa) at 25℃, HSDB (2015)
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
LogP 2.77 at 20℃
CAS DataBase Reference 101-72-4(CAS DataBase Reference)
Indirect Additives used in Food Contact Substances N-ISOPROPYL-N'-PHENYL-P-PHENYLENEDIAMINE
FDA 21 CFR 177.2600
EWG's Food Scores 2
FDA UNII 0M7PSL4100
NIST Chemistry Reference P-phenylenediamine, n-isopropyl-n'-phenyl-(101-72-4)
EPA Substance Registry System N-Isopropyl-N'-phenyl-p-phenylenediamine (101-72-4)
UNSPSC Code 12352203
NACRES NA.41

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H302-H317-H400-H410
Precautionary statements  P262-P273-P280g-P501a
Hazard Codes  Xi,N,Xn
Risk Statements  36/37/38-50/53-43-22
Safety Statements  26-36-61-60-37-24
RIDADR  3077
RTECS  ST2650000
Hazard Note  Irritant
TSCA  TSCA listed
HazardClass  9
PackingGroup  III
HS Code  29215900
Hazardous Substances Data 101-72-4(Hazardous Substances Data)
Toxicity LD50 oral in rat: 720mg/kg
REACH Registrations Active
NFPA 704
0
2 0

N-Isopropyl-N'-phenyl-1,4-phenylenediamine price More Price(39)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich SAB4503330 Anti-DARPP-32, N-Terminal antibody produced in rabbit affinity isolated antibody 101-72-4 100μG $560 2026-04-30 Buy
Sigma-Aldrich S362956 N-ISOPROPYL-N'-PHENYL-1,4-PHENYLENEDIAMINE Aldrich 101-72-4 1g $172 2023-06-20 Buy
TCI Chemical P0327 4-Isopropylaminodiphenylamine >98.0%(HPLC)(T) 101-72-4 25g $19 2026-04-30 Buy
TCI Chemical P0327 4-Isopropylaminodiphenylamine >98.0%(HPLC)(T) 101-72-4 500g $83 2026-04-30 Buy
Cayman Chemical 40725 IPPD ≥95% 101-72-4 100g $30 2026-04-30 Buy
Product number Packaging Price Buy
SAB4503330 100μG $560 Buy
S362956 1g $172 Buy
P0327 25g $19 Buy
P0327 500g $83 Buy
40725 100g $30 Buy

N-Isopropyl-N'-phenyl-1,4-phenylenediamine Chemical Properties, Uses, Production

Chemical Properties

dark grey to black solid

Uses

Protection of rubbers against oxidation, ozone, flex-cracking, and poisoning by copper and manganese.

Uses

N-Isopropyl-N-phenyl-4-phenyle-nediamine is used in protection of rubber against oxidation, ozone, flex-cracking, and poisoning by copper and manganese; antidegradant in natural rubber, styrene-butadiene, nitrile-butadiene, butadiene, and chloroprene rubber.

Uses

This rubber chemical is used as an antioxidant. The main occupational sources are tyres.

Definition

ChEBI: The N-substituted diamine that is 1,4-phenylenediamine substituted at one N with an isopropyl group and at the other with a phenyl group.

Synthesis Reference(s)

The Journal of Organic Chemistry, 29, p. 1265, 1964 DOI: 10.1021/jo01028a511

General Description

Dark gray to black flakes or brown-black small chip-like solid with an aromatic odor.

Air & Water Reactions

May be sensitive to heat, air, light and moisture during long term storage. Insoluble in water.

Reactivity Profile

N-Isopropyl-N'-phenyl-1,4-phenylenediamine reacts with oxidizing agents . Neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides.

Fire Hazard

N-Isopropyl-N'-phenyl-1,4-phenylenediamine is combustible.

Flammability and Explosibility

Non flammable

Contact allergens

This rubber chemical is used as an antioxidant and antiozonant. The main occupational sources are tires.

836-30-6
67-63-0
101-72-4
Synthesis of N-Isopropyl-N'-phenyl-1,4-phenylenediamine from 4-Nitrodiphenylamine and Isopropyl alcohol

N-Isopropyl-N'-phenyl-1,4-phenylenediamine Preparation Products And Raw materials

Global Suppliers ( 319)
Supplier Tel Email Country ProdList Advantage
Hubei long Kang Sheng Fine Chemical Co., Ltd. 027-027-83850368 18140587623 3052398675@qq.com China 1000 58
Wuxi Bingju Trading Co., Ltd. 19850261379 931732006@qq.com China 78 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16306 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Record Tech (Shanghai) Co., LTD 13761627472 183009664@qq.com China 659 62
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57

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View Latest Price from N-Isopropyl-N'-phenyl-1,4-phenylenediamine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
N-Isopropyl-N'-phenyl-1,4-phenylenediamine pictures 2026-09-18 N-Isopropyl-N'-phenyl-1,4-phenylenediamine
101-72-4
1kg/bag ≥98% 50 T/Month Hebei Qujie Technology Co., Ltd.
N-Isopropyl-N'-phenyl-1,4-phenylenediamine pictures 2026-09-18 N-Isopropyl-N'-phenyl-1,4-phenylenediamine
101-72-4
0.99 RongNa Biotechnology Co.,Ltd
N-Isopropyl-N-Phenyl-1,4-Phenylenediamin pictures 2026-09-10 N-Isopropyl-N-Phenyl-1,4-Phenylenediamin
101-72-4
96.69% 10g TargetMol Chemicals Inc.
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