Melting point :-112°C
Boiling point :95 °C/0.1 mmHg (lit.)
Density :1.041 g/mL at 25 °C (lit.)
vapor pressure :0.5Pa at 20℃
refractive index :n20/D 1.452(lit.)
Flash point :>230 °F
storage temp. :2-8°C
pka :14.99±0.10(Predicted)
form :clear liquid
color :Colorless to Almost colorless
Water Solubility :soluble
FreezingPoint :-112
BRN :1756545
Exposure limits :ACGIH: TWA 5 mg/m3
NIOSH: TWA 5 mg/m3 InChIKey :NDWUBGAGUCISDV-UHFFFAOYSA-N
LogP :0.77 at 25℃
CAS DataBase Reference :2478-10-6(CAS DataBase Reference)
NIST Chemistry Reference :4-Hydroxybutyl acrylate(2478-10-6)
EPA Substance Registry System :4-Hydroxybutyl acrylate (2478-10-6)

Symbol(GHS):
Signal word:	Danger
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 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. 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. 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.