Boiling point :90-91 °C/748 mmHg (lit.)
Density :0.91 g/mL at 25 °C (lit.)
refractive index :n20/D 1.46(lit.)
Flash point :−1 °F
storage temp. :-20°C
solubility :soluble in Alcohol,Chloroform,Ether.
form :clear liquid
pka :pK1:-0.27(+1) (25°C)
color :Colorless to Light yellow to Light orange
Specific Gravity :0.902
Water Solubility :Miscible
Sensitive :Air Sensitive & Hygroscopic
Merck :14,8017
BRN :103173
InChIKey :JVQIKJMSUIMUDI-UHFFFAOYSA-N
CAS DataBase Reference :109-96-6(CAS DataBase Reference)
NIST Chemistry Reference :1H-Pyrrole, 2,5-dihydro-(109-96-6)
EPA Substance Registry System :1H-Pyrrole, 2,5-dihydro- (109-96-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.