Melting point :233-235 °C(lit.)
alpha :35 º (c=10, 6N HCl)
Boiling point :271.66°C (rough estimate)
Density :1,543 g/cm³
bulk density :530kg/m3
refractive index :31 ° (C=10, HCl)
storage temp. :2-8°C
solubility :H₂O: 20 mg/mL
form :powder
color :White to Off-white
PH :4.0-5.5 (20g/l, H2O, 20℃)
Odor :at 100.00%. odorless
biological source :synthetic
optical activity :[α]20/D 33.0 to 36.3 °, c =10 in 6 M HCl
Water Solubility :30 g/L (20 ºC)
Merck :14,837
BRN :5767869
InChI :1S/C4H8N2O3.H2O/c5-2(4(8)9)1-3(6)7;/h2H,1,5H2,(H2,6,7)(H,8,9);1H2/t2-;/m0./s1
InChIKey :RBMGJIZCEWRQES-DKWTVANSSA-N
SMILES :[H]O[H].N[C@@H](CC(N)=O)C(O)=O
LogP :-1.506 (est)
CAS DataBase Reference :5794-13-8(CAS DataBase Reference)

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. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection.