2-Pentanone

Melting point :-78 °C (lit.)
Boiling point :101-105 °C (lit.)
Density :0.809 g/mL at 25 °C (lit.)
vapor pressure :27 mm Hg ( 20 °C)
refractive index :n20/D 1.39(lit.)
FEMA :2842 | 2-PENTANONE
Flash point :45 °F
storage temp. :Store below +30°C.
solubility :water: soluble72.6g/L at 20°C (OECD Test Guideline 105)
form :Liquid
color :Colorless to Almost colorless
Odor :at 1.00 % in dipropylene glycol. sweet fruity ethereal wine banana woody
Relative polarity :0.321
explosive limit :1.56-8.70%(V)
Odor Type :fruity
Odor Threshold :0.028ppm
biological source :synthetic
Water Solubility :43 g/L (20 ºC)
Thermal Conductivity :0.142 W/(m·K) at 25 ℃
λmax :λ: 330 nm Amax: 1.00
λ: 340 nm Amax: 0.10
λ: 350 nm Amax: 0.01
λ: 370-400 nm Amax: 0.005 JECFA Number :279
Merck :14,6114
BRN :506058
Henry's Law Constant :12.30 at 25.00 °C (headspace-GC, Straver and de Loos, 2005)
Dielectric constant :16.8（14℃）
Exposure limits :ACGIH:TLV-STEL 150 ppm (529 mg/m3)
OSHA:PEL-TWA 200 ppm (700 mg/m3)
NIOSH:REL-TWA 150 ppm Stability :Stable. Highly flammable - note low flashpoint. Incompatible with strong bases, oxidizing agents, reducing agents.
Cosmetics Ingredients Functions :SOLVENT
InChI :1S/C5H10O/c1-3-4-5(2)6/h3-4H2,1-2H3
InChIKey :XNLICIUVMPYHGG-UHFFFAOYSA-N
SMILES :CCCC(C)=O
LogP :0.857 at 20℃
CAS DataBase Reference :107-87-9(CAS DataBase Reference)
NIST Chemistry Reference :2-Pentanone(107-87-9)
EPA Substance Registry System :2-Pentanone (107-87-9)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H305 May be fatal if swallowed and enters airways Aspiration hazard Category 2 Warning P301+P310, P331, P405, P501 H316 Causes mild skin irritation Skin corrosion/irritation Category 3 Warning P332+P313 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger P261, P271, P304+P340, P311, P321,P403+P233, P405, P501 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning H336 May cause drowsiness or dizziness Specific target organ toxicity,single exposure; Narcotic effects Category 3 Warning P261, P271, P304+P340, P312,P403+P233, P405, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P242 Use only non-sparking tools. P243 Take precautionary measures against static discharge. 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+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P331 Do NOT induce vomiting. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention. P370+P378 In case of fire: Use … for extinction. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P501 Dispose of contents/container to..…