Melting point :128-132 °C
storage temp. :-20°C
solubility :Aqueous Acid (Slightly), Water (Slightly)
form :Powder
color :White
Water Solubility :Soluble in water.
Sensitive :Hygroscopic
Merck :14,4719
BRN :3744619
Stability :Hygroscopic
InChI :1S/C5H9N3.2H3O4P.H2O/c6-2-1-5-3-7-4-8-5;2*1-5(2,3)4;/h3-4H,1-2,6H2,(H,7,8);2*(H3,1,2,3,4);1H2
InChIKey :KFZMWPPYGSCTGJ-UHFFFAOYSA-N
SMILES :[H]O[H].OP(O)(O)=O.OP(O)(O)=O.NCCc1c[nH]cn1
CAS DataBase Reference :51-74-1(CAS DataBase Reference)
EPA Substance Registry System :1H-Imidazole-4-ethanamine, phosphate (1:2) (51-74-1)

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 H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501 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. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P342+P311 IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.