Molecular Structure:

Molecular Formula: C₆H₇N₃O₂
Molecular Weight: 153.1387
IUPAC Name: 2-Nitrobenzene-1,4-diamine
Synonyms of 1,4-Diamino-2-nitrobenzene (CAS NO.5307-14-2): 1,4-Benzenediamine, 2-nitro- ; 1,4-Diaminonitrobenzol ; 1,4-Diaminonitrobenzol [German] ; 2,5-Diaminonitrobenzene ; 2-N-p-PDA ; 2-NPPD ; 2-Nitro-1,4-benzenediamine ; 2-Nitro-1,4-diaminobenzene ; 2-Nitro-1,4-phenylenediamine ; 2-Nitro-4-aminoaniline ; 2-Nitro-4-phenylenediamine ; 2-Nitro-p-phenylenediamine ; 2-Nitrol-p-phenylenediamine ; 2-Nitrol-para-phenylenediamine ; 3-13-00-00271 (Beilstein Handbook Reference) ; 4-Amino-2-nitroaniline ; AI3-52604 ; BRN 2210195 ; C.I. 76070 ; C.I. Oxidation Base 22 ; CCRIS 452 ; CI 76070 ; CI Oxidation Base 22 ; Durafur Brown ; Durafur Brown 2R ; Dye GS ; EINECS 226-164-5 ; Fouramine 2R ; Fourrine 36 ; Fourrine Brown 2R ; HSDB 4098 ; NCI-C02222 ; NSC 5377 ; Nitro-p-phenylenediamine ; Oxidation Base 22 ; Ursol Brown RR ; Zoba Brown RR ; o-Nitro-p-phenylenediamine ; p-Phenylenediamine, 2-nitro-
CAS NO: 5307-14-2
Classification Code: Mutation data ; Reproductive Effect ; Tumor data
Melting point: 135-138 °C 
Index of Refraction: 1.708
Molar Refractivity: 41.27 cm³
Molar Volume: 105.8 cm³
Surface Tension: 77.9 dyne/cm
Density: 1.446 g/cm³
Flash Point: 186.9 °C
Enthalpy of Vaporization: 63.42 kJ/mol
Boiling Point: 385.4 °C at 760 mmHg
Vapour Pressure: 3.83E-06 mmHg at 25°C

 1,4-Diamino-2-nitrobenzene (CAS NO.5307-14-2) is used in dyeing furs brown and reddish brown.

IARC Cancer Review: Group 3 IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 (1987),p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 16 (1978),p. 73.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . NCI Carcinogenesis Bioassay (feed); No Evidence: rat NCITR*    National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-169 ,1979. ; Clear Evidence: mouse NCITR*    National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-169 ,1979. . Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Safety Information of 1,4-Diamino-2-nitrobenzene (CAS NO.5307-14-2):
Hazard Codes: Xi,Xn
Risk Statements: 43-68
43: May cause sensitization by skin contact
68: Possible risk of irreversible effects  
Safety Statements: 36/37-45
36/37: Wear suitable protective clothing and gloves
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)   
RIDADR: 3143
WGK Germany: 2
RTECS: ST3000000
HS Code: 29215119
Hazardous Substances Data: 5307-14-2(Hazardous Substances Data)
Suspected carcinogen with experimental carcinogenic and neoplastigenic data. Poison by intraperitoneal route. Moderately toxic by ingestion. An experimental teratogen. Other experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x.

DFG MAK: Confirmed Animal Carcinogen with Unknown Relevance to Humans

First Aid Measures of 1,4-Diamino-2-nitrobenzene(5307-14-2):
Skin:Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. Remove contaminated clothing and shoes.
Eyes:Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Ingestion:If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Inhalation:Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Storage of 1,4-Diamino-2-nitrobenzene(5307-14-2):
Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.