1-methyl thio-2-propanone
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IUPAC name :1-methylsulfanylpropan-2-one
InChI :InChI=1/C4H8OS/c1-4(5)3-6-2/h3H2,1-2H3
InChIKey :UKFADLGENFFWHR-UHFFFAOYAP
SMILES :CC(=O)CSC
cas number :14109-72-9
fema number :3882
jecfa number :495
fl. number :12.244
molar refractivity :28.60 ± 0.3 cm3
parachor :247.0 ± 4.0 cm3
index of refraction :1.453 ± 0.02
surface tension :29.8 ± 3.0 dyne/cm
density :0.985 ± 0.06 g/cm3
polarizability :11.34 ± 0.5 10-24cm3
XlogP : 0.70
molecular weight : 104.1707200 (IUPAC)
formula :C4 H8 O S
NMR Predictor :Predict
 
 
export tariff code :unspecified
fda reg :unspecified

Suppliers :
Endeavour :1-Methylthio-2-propanone
98%
Treatt :1-Methylthio-2-propanone

organoleptics :
odor type :melon
odor strength :high ,
recommend smelling in a 0.10 % solution or less
odor description:
at 0.10 % in dipropylene glycol.  
melon

properties :
appearence :colorless to pale yellow clear liquid
assay : 97.00 to 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.96700 to 0.97300 @ 25.00 °C.
pounds per gallon - calc. : 8.046 to 8.096
refractive index :1.39500 to 1.40500 @ 20.00 °C.
boiling point : 35.00 to 40.00 °C. @ 15.00 mm Hg
boiling point : 144.00 to 145.00 °C. @ 760.00 mm Hg
vapor pressure :5.19000 mm/Hg @ 25.00 °C.
flash point : 109.00  °F.  TCC  ( 42.78 °C. )
logP (o/w) : 0.49

safety :
Oral Toxicity(LD50) :
  Not determined
Dermal Toxicity(LD50) :
  Not determined
Inhalation Toxicity(LC50) :
  Not determined
 

safety in use :
 
recommendation for 1-methyl thio-2-propanone fragrance usage levels up to :
 not for fragrance use.

safety references :
EPI System :view
 
 
 
 
1-methylsulfanylpropan-2-one
chemidplus :14109-72-9
EPA Substance Registry Services :14109-72-9

references :
 
1-methylsulfanylpropan-2-one
fl. number :12.244
jecfa number :495
NIST Chemistry WebBook :514990601
pubchem :10547225

other :
VCF-Online: VCF Volatile Compounds in Food
FDA Everything Added to Food in the United States (EAFUS)View
synonyms :
(methyl thio) acetone
alpha-(methyl thio) acetone
alpha-(methyl thio) propanone
1-methylsulfanylpropan-2-one
2-thia-4-pentanone

soluble in :
 alcohol
 oils
 water, very slightly

insoluble in :
 water

potential blenders :
 butyl isobutyrateFL/FR
 cinnamyl isovalerateFL/FR
 costus root absoluteFL
 costus root oilFL
 costus root resinoidFL
(E,E)-2,4-decadien-1-alFL/FR
2,4-decadien-1-olFL/FR
 diethyl sebacateFL/FR
2,4-dimethyl-3-cyclohexene-1-methanyl acetateFR
(E,Z)-2,6-dodecadien-1-alFL/FR
 green heptenalFR
(Z)-3-hepten-1-olFL/FR
3-hexen-1-alFL/FR
(Z)-3-hexen-1-yl (Z)-3-hexenoateFL/FR
(Z)-3-hexen-1-yl acetateFL/FR
(Z)-3-hexen-1-yl lactateFL/FR
(Z)-3-hexen-1-yl phenyl acetateFL/FR
(Z)-3-hexen-1-yl pyruvateFL/FR
 hexyl 2-methyl-3-pentenoateFL/FR
2'-hydroxyacetophenoneFL/FR
 melon acetalFL/FR
 melon carboxaldehydeFR
 melon heptenalFL/FR
 melon nonenoateFL/FR
 melon valerateFL/FR
 methoxycitronellalFR
 methoxymelonalFR
 methyl (E)-3-nonenoateFL/FR
 methyl (E)-3-nonenoateFL/FR
 methyl octine carbonateFL/FR
para-methyl phenoxyacetaldehydeFR
 muguet carbaldehydeFR
(E,E)-2,6-nonadien-1-alFL/FR
(E,Z)-3,6-nonadien-1-olFL/FR
(Z,Z)-3,6-nonadien-1-olFL/FR
2,4-nonadien-1-olFL/FR
(E,Z)-3,6-nonadien-1-yl acetateFL/FR
3,6-nonadien-1-yl acetateFL/FR
(Z)-6-nonen-1-alFL/FR
(E)-2-nonen-1-olFL/FR
(Z)-2-nonen-1-olFL/FR
(Z)-3-nonen-1-olFL/FR
(Z)-6-nonen-1-olFL/FR
(Z)-6-nonen-1-yl acetateFL/FR
(E,E)-2,4-octadien-1-alFL/FR
3-octanolFL/FR
(Z)-3-octen-1-olFL/FR
(Z)-5-octen-1-olFL/FR
(Z)-3-octen-1-yl propionateFL/FR
(Z)-5-octen-1-yl propionateFL/FR
3-octen-2-olFL/FR
 propyl 2,4-decadienoateFL/FR
 propyl isobutyrateFL/FR
 propyl nonanoateFL/FR
 tropical indeneFR
 watermelon ketoneFR

potential uses :
 melon watermelon muskmelon cantaloupe

natural occurrence in :
 beef liver  
 seseme seed oil S



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