umbellulone
 
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IUPAC name :4-methyl-1-propan-2-ylbicyclo[3.1.0]hex-3-en-2-one
InChI :InChI=1/C10H14O/c1-6(2)10-5-8(10)7(3)4-9(10)11/h4,6,8H,5H2,1-3H3
InChIKey :LTTVJAQLCIHAFV-UHFFFAOYAU
SMILES :CC1=CC(=O)C2(C1C2)C(C)C
cas number :24545-81-1
beilstein number :2042730
molar refractivity :43.92 ± 0.3 cm3
parachor :352..7 ± 6.0 cm3
index of refraction :1.530 ± 0.02
surface tension :37.9 ± 3.0 dyne/cm
density :1.057 ± 0.06 g/cm3
polarizability :17.41 ± 0.5 10-24cm3
xlogp : 1.40
molecular weight : 150.2175600
formula :C10 H14 O
 
 
export tariff code :unspecified
fda reg :unspecified
 

organoleptics :
odor strength :medium ,
recommend smelling in a 10.00 % solution or less
odor description :
at 10.00 % in dipropylene glycol.  
minty pungent

properties :
assay : 92.00 to 100.00 %   
Food Chemicals Codex Listed :No
boiling point : 220.00 °C. @ 760.00 mm Hg
logp : 1.75

safety :
Oral Toxicity(LD50) : Oral-Mouse    1450.00  mg/kg    
Dermal Toxicity(LD50) : Not determined
flash point ( Deg. F. ) : 185.00  °F.  TCC  ( 85.00 °C. )
recommendation for umbellulone usage levels up to :
  1.0000 % in the fragrance concentrate.

safety references :
EPI System :view
 
 
 4-methyl-1-propan-2-ylbicyclo[3.1.0]hex-3-en-2-one
chemidplus :024545811
EPA Substance Registry Services :24545-81-1
NLM Chemical Carcinogenesis Research Information System :24545-81-1
NLM Developmental and Reproductive Toxicity :24545-81-1
NLM Env. Mutagen Info. Center :24545-81-1
NLM GENetic TOXicology :24545-81-1
dtp/nci :22046

references :
 4-methyl-1-propan-2-ylbicyclo[3.1.0]hex-3-en-2-one
pubchem :667884
NIST Chemistry WebBook :895744885

other :
synonyms :
4-methyl-1-(1-methyl ethyl) bicyclo(3.1.0)hex-3-en-2-one
3-thujen-2-one
 umbellulone

soluble in :
 alcohol

insoluble in :
 water

natural occurrence in :
data pagecelery seed oil egypt @ 0.15%
data pagecypress cone oil egypt @ 0.1%
data pagekewda oil @ 0.07-0.08%
data pagelaurel leaf oil turkey @ trace%
data pagepennyroyal oil cuba @ 0.74%
data pagetansy flower oil canada @ 1.86%
data pagetansy oil argentina @ trace%



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