Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: N,N'-Diphenyl-1,4-phenylenediamine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: N,N-Diphenyl-p-phenylenediamine
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 1,4-Dianilinobenzene
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

74-31-7

74-31-7 structure

Name: 1,4-Dianilinobenzene
Chemical Name: N,N'-diphenyl-1,4-phenylenediamine
CAS Number: 74-31-7
Molecular Formula: C₁₈H₁₆N₂
Molecular Weight: 260.333
Catalog: Biochemical Amino acids and their derivatives Amino alcohol derivative
Create Date: 2019-01-01 15:29:46
Modify Date: 2026-06-30 18:13:02

Name	N,N'-diphenyl-1,4-phenylenediamine
Synonyms	Antage DP p-(Diphenylamino)aniline Naugd J p-phenylenediphenyldiamine NNDIPHENYLPHENYLENEDIAMINE naugdj N,N'-(1,4-Phenylene)dianiline N,N'-DIPHENYL-P-PHENYLENEDIAMINE (SYM.) 4,4’-diphenyl-p-phenylenediamine AGERITE DPPD 1,4-Bis(phenylamino)benzene 1,4-DIANILINOBENZENE MFCD00003015 AntioxidantH diafenff 1-N,4-N-diphenylbenzene-1,4-diamine Nocrac DP N,N-Diphenyl-1,4-benzenediamine antigen 1,4-Benzenediamine, N,N-diphenyl 1，4-Bis(phenyl amino)benzene N-(4-Aminophenyl)-N,N-diphenylamine dppd n,n'-diphenylbenzene-1,4-diamine altofanedip N,N′-Diphenyl-1,4-phenylenediamine DIPHENYL-PA-PHENYLENEDIAMINE Diphenyl DPPD N,N′-Diphenyl-p-phenylendiamin Antioxidant PPD 4,4'-Diphenyl-p-phenylenediamine Nonox DPPD 4-AMINO-TRIPHENYLAMI N,N'-Diphenyl-P-Phenylenediamine N,N'-Difenyl-p-fenylendiamin p-Aminotriphenylamine Diphenyl phenylene diamine Diafen n,n’-diphenyl-p-phenylenediamin 44DIPHENYLPAPHENYLENEDIAMINE Altofane DIP Diphenyl PPD N,N'-Diphenyl-1,4-phenylenediamine Permanax DPPD Nonflex H Diafen FF Permanax 18 4-(N,N-Diphenylamino)aniline n,n'-diphenyl-p-phenylenediamine nonoxdppd p-Bis(phenylamino)benzene N,N'-Diphenyl-1,4-diaminobenzene NNDIPHENYLPAPHENYLENEDIAMINE nocracdp 4-AMINO-TRIPHENYLAMINE N,N'-Diphenyl-1,4-benzenediamine Antioxidant DPPD Ekaland DPPD DIPHENYL-P-PHENYLENEDIAMINE 4-Phenylaminodiphenylamine N,N′-Diphenyl-p-phenylenediamine nonflexh EINECS 200-806-4 antagedp N,N'-DIPHENYL-P-PHENYLENEDIAMINE (SYM.), ANTIOXIDANT

Density	1.2±0.1 g/cm3
Boiling Point	469.2±0.0 °C at 760 mmHg
Melting Point	143-145 °C(lit.)
Molecular Formula	C₁₈H₁₆N₂
Molecular Weight	260.333
Flash Point	297.0±13.0 °C
Exact Mass	260.131348
PSA	24.06000
LogP	3.32
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.694
Stability	Stable. Incompatible with strong acids, strong oxidizing agents
Water Solubility	<0.1 g/100 mL at 20 ºC

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ST2275000

CHEMICAL NAME :: p-Phenylenediamine, N,N'-diphenyl-

CAS REGISTRY NUMBER :: 74-31-7

BEILSTEIN REFERENCE NO. :: 2215944

LAST UPDATED :: 199710

DATA ITEMS CITED :: 18

MOLECULAR FORMULA :: C18-H16-N2

MOLECULAR WEIGHT :: 260.36

WISWESSER LINE NOTATION :: RMR DMR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2370 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 18 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 300 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 182 gm/kg/2Y-C

TOXIC EFFECTS :: Liver - changes in liver weight Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 20443 mg/kg/3W-C

TOXIC EFFECTS :: Blood - change in clotting factors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1000 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Blood - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 450 mg/kg

SEX/DURATION :: female 14 day(s) pre-mating female 1-22 day(s) after conception

TOXIC EFFECTS :: Reproductive - Maternal Effects - parturition Reproductive - Effects on Newborn - stillbirth

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2500 mg/kg

SEX/DURATION :: female 1-22 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 4176 mg/kg

SEX/DURATION :: female 6-14 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord)

MUTATION DATA

TYPE OF TEST :: Mutation in mammalian somatic cells

TEST SYSTEM :: Rodent - hamster Lung

DOSE/DURATION :: 30 mg/L

REFERENCE :: SWEHDO Scandinavian Journal of Work, Environment and Health. (Haartmaninkatu 1, SF-00290 Helsinki, 29, Finland) V.1- 1975- Volume(issue)/page/year: 9(Suppl 2),27,1983 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 80282 No. of Facilities: 315 (estimated) No. of Industries: 5 No. of Occupations: 22 No. of Employees: 7496 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80282 No. of Facilities: 139 (estimated) No. of Industries: 4 No. of Occupations: 6 No. of Employees: 7680 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H317-H412
Precautionary Statements	P273-P280
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R43;R52/53
Safety Phrases	S24-S37-S61
RIDADR	NONH for all modes of transport
WGK Germany	1
RTECS	ST2275000
Packaging Group	III
Hazard Class	6.1
HS Code	2921590090

Precursor 8
108-90-7 101-54-2 106-50-3 108-86-1
126150-65-0 109-79-5 6246-98-6 123-31-9
DownStream 10
14118-16-2 19606-98-5 4369-14-6 19099-70-8
2716-09-8 824-69-1 6246-98-6 101-87-1
17754-68-6 88-99-3

HS Code	2921590090
Summary	2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

352347-51-4	868230-84-6
296272-27-0	714228-29-2
712282-17-2	332043-78-4
682776-61-0	303034-63-1
518320-47-3	392320-05-7