Melting point :>300 °C (lit.)
Boiling point :250.36°C (rough estimate)
Density :1.4295 (rough estimate)
refractive index :1.8500 (estimate)
storage temp. :2-8°C
solubility :1 M NaOH: 25 mg/mL
form :powder
pka :8.7(at 25℃)
color :Colorless to yellow to brown, darken on storage with no loss of purity
Odor :Odorless
Water Solubility :practically insoluble
Merck :14,4869
BRN :5811
InChIKey :FDGQSTZJBFJUBT-UHFFFAOYSA-N
LogP :-0.910 (est)
CAS DataBase Reference :68-94-0(CAS DataBase Reference)
NIST Chemistry Reference :Hypoxanthine(68-94-0)
EPA Substance Registry System :Hypoxanthine (68-94-0)

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. P270 Do not eat, drink or smoke when using this product. 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. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P312 Call a POISON CENTER or doctor/physician if you feel unwell. P330 Rinse mouth. P403+P233 Store in a well-ventilated place. Keep container tightly closed.