Melting point :75-78 °C(lit.)
Boiling point :185-186 °C(lit.)
Density :1.2085 (rough estimate)
refractive index :1.4340 (estimate)
Flash point :185-186°C
storage temp. :Inert atmosphere,Room Temperature
solubility :Chloroform (Slightly), Methanol (Slightly)
pka :9.32±0.10(Predicted)
form :Crystalline Powder
color :White to almost white
Odor :Odorless
Water Solubility :5 g/100 mL (20 ºC)
Sensitive :Hygroscopic
BRN :605582
Stability :Stable. Incompatible with strong oxidizing agents.
InChIKey :FSEUPUDHEBLWJY-HWKANZROSA-N
CAS DataBase Reference :57-71-6(CAS DataBase Reference)
NIST Chemistry Reference :2,3-Butanedione, monooxime(57-71-6)
EPA Substance Registry System :Diacetyl monooxime (57-71-6)

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 H312 Harmful in contact with skin Acute toxicity,dermal Category 4 Warning P280,P302+P352, P312, P322, P363,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 H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312 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. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. 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. 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. 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. P321 Specific treatment (see … on this label). P322 Specific measures (see …on this label). P330 Rinse mouth. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P362 Take off contaminated clothing and wash before reuse. P363 Wash contaminated clothing before reuse. P501 Dispose of contents/container to..…