Melting point :164-166 °C (dec.)(lit.)
Boiling point :291.88°C (rough estimate)
Density :1.4668 (rough estimate)
refractive index :1.6400 (estimate)
storage temp. :2-8°C
pka :3.16±0.10(Predicted)
form :powder to crystal
color :White to Brown
BRN :2803055
InChI :InChI=1S/C6H6Cl2N2/c7-3-1-5(9)4(8)2-6(3)10/h1-2H,9-10H2
InChIKey :QAYVHDDEMLNVMO-UHFFFAOYSA-N
SMILES :C1(N)=CC(Cl)=C(N)C=C1Cl
CAS DataBase Reference :20103-09-7(CAS DataBase Reference)
EPA Substance Registry System :1,4-Benzenediamine, 2,5-dichloro- (20103-09-7)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.