Melting point :204-206 °C (lit.)
Boiling point :273.68°C (rough estimate)
Density :1.4410 (rough estimate)
refractive index :1.4590 (estimate)
storage temp. :Sealed in dry,Room Temperature
form :powder to crystal
pka :3.60±0.10(Predicted)
color :White to Almost white
Water Solubility :insoluble
BRN :2044777
InChIKey :VPHHJAOJUJHJKD-UHFFFAOYSA-N
CAS DataBase Reference :51-44-5(CAS DataBase Reference)
NIST Chemistry Reference :Benzoic acid, 3,4-dichloro-(51-44-5)
EPA Substance Registry System :3,4-Dichlorobenzoic acid (51-44-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes 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. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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.