methyl vinyl ketone
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IUPAC name :but-3-en-2-one
InChI :InChI=1/C4H6O/c1-3-4(2)5/h3H,1H2,2H3
InChIKey :FUSUHKVFWTUUBE-UHFFFAOYAV
SMILES :CC(=O)C=C
cas number :78-94-4
(EINECS) number :201-160-6
beilstein number :0506021
coe number :11043
fl. number :07.145
molar refractivity :20.33 ± 0.3 cm3
parachor :185.3 ± 4.0 cm3
index of refraction :1.384 ± 0.02
surface tension :20.8 ± 3.0 dyne/cm
density :0.807 ± 0.06 g/cm3
polarizability :8.06 ± 0.5 10-24cm3
XlogP : 0.40
molecular weight : 70.0898400
formula :C4 H6 O
BioActivity Analysis :556080
NMR Predictor :Predict
 
 
export tariff code :2914.19.0000
fda reg :unspecified

Suppliers :
Sigma-Aldrich-Aldrich :3-Buten-2-one
99%

organoleptics :

properties :
appearence :colorless clear liquid
assay : 97.00 to 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.84200 @ 25.00 °C.
melting point : -8.00 to -6.00 °C. @ 760.00 mm Hg
boiling point : 81.00 to 83.00 °C. @ 760.00 mm Hg
boiling point : 32.00 to 34.00 °C. @ 60.00 mm Hg
vapor pressure :152.00000 mm/Hg @ 25.00 °C.
vapor density :1.3 ( Air = 1 )
flash point : 20.00  °F.  TCC  ( -6.67 °C. )
logP (o/w) : 0.41
shelf life : 6.00 month(s) or longer if stored properly.
storage :refrigerate in tightly sealed containers.
 moisture Sensitive.

safety :
most important hazard(s) :T+ N - Very toxic, Dangerous for the environment.
  R 11 - Highly flammable.
R 26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed.
R 34 - Causes burns.
R 43 - May cause sensitisation by skin contact.
R 50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S 01/02 - Keep locked up and out of the reach of children.
S 16 - Keep away from sources of ignition - No Smoking.
S 20/21 - When using do not eat, drink or smoke.
S 23 - Do not breath vapour.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 28 - After contact with skin, wash immediately with plenty of water.
S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
S 45 - In case of accident or if you feel unwell seek medical advice immediately.
S 60 - This material and its container must be disposed of as hazardous waste.
S 61 - Avoid release to the environment. Refer to special instructions/safety data sheet.
Oral Toxicity(LD50) :
  Oral-Mouse    23.30  mg/kg

Oral-Rat    23.10  mg/kg

Oral-Guineapig    15.00  mg/kg

Intraperitoneal-Mouse    76.00  mg/kg

Dermal Toxicity(LD50) :
  Not determined
Inhalation Toxicity(LC50) :
  Inhalation-Rat  7.00  mg/m3/4H
  
Inhalation-Mouse  8.00  mg/m3/2H
  
 

safety in use :
 
recommendation for methyl vinyl ketone usage levels up to :
 not for fragrance use.
recommendation for methyl vinyl ketone usage levels up to :
 not for flavor use.

safety references :
EPI System :view
NIOSH International Chemical Safety Cards :search
NLM Hazardous Substances Data Bank :search
Chemical Carcinogenesis Research Information System :Search
Cancer Citations :Search
Toxicology Citations :Search
Env. Mutagen Info. Center :Search
National Toxicology Program :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
WISER :UN 1251
 
WGK Germany :3
 
 
 
 but-3-en-2-one
(EINECS) number :201-160-6
RTECS :78-94-4
chemidplus :000078944
EPA/NOAA CAMEO :hazardous materials
EPA Substance Registry Services :78-94-4
dtp/nci :120081

references :
 but-3-en-2-one
fl. number :07.145
NIST Chemistry WebBook :236631798
pubchem :149534

other :
VCF-Online: VCF Volatile Compounds in Food
synonyms :
 acetyl ethylene
 but-3-en-2-one
3-buten-2-one
3-butene-2-one
 butenone
2-butenone
delta(sup 3)-2-butenone
gamma-oxo-alpha-butylene
 methyl ethenyl ketone
 methylene acetone
 vinyl methyl ketone

soluble in :
 alcohol
 water, 60600 mg/L @ 25C

natural occurrence in :
data pagelavender oil spike spain @ 0.011%



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