para-methyl hydratropaldehyde
 
Right Click Picture For More Options. (Safari 1.2 (v125) Compatible).
 
IUPAC name :2-(4-methylphenyl)propanal
InChI :InChI=1/C10H12O/c1-8-3-5-10(6-4-8)9(2)7-11/h3-7,9H,1-2H3
InChIKey :JTZWVKUZBNHSSW-UHFFFAOYAF
SMILES :CC1=CC=C(C=C1)C(C)C=O
(EINECS) number :202-782-0
cas number :99-72-9
fema number :3078
coe number :131
jecfa number :1471
fl. number :05.043
molar refractivity :45.44 ± 0.3 cm3
parachor :368.8 ± 4.0 cm3
index of refraction :1.505 ± 0.02
surface tension :33.6 ± 3.0 dyne/cm
density :0.967 ± 0.06 g/cm3
polarizability :18.01 ± 0.5 10-24cm3
xlogp : 2.50
molecular weight : 148.2016800
formula :C10 H12 O
 
 
fda reg :172.515 h. number :2912.49.0000
organoleptics : 
odor type :green
odor strength :medium ,
recommend smelling in a 10.00 % solution or less
odor description :
at 10.00 % in dipropylene glycol.  
floral green sweet woody herbal powdery
taste description³ :at 10.00 ppm.  
Green, woody, waxy and musty
properties : 
appearence :pale yellow clear liquid
assay : 97.00 - 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.98500 @ 25.00 °C.
refractive index :1.51600 @ 20.00 °C.
boiling point : 222.00 - 224.00 °C. @ 760.00 mm Hg
acid value : 5.00  max.  KOH/g
logp : 2.59
safety : 
Oral Toxicity(LD50) : Oral-Rat    3500.00  mg/kg    
Dermal Toxicity(LD50) : Skin-Rabbit  >5.00  gm/kg    
  
flash point ( Deg. F. ) : 213.00  °F.  TCC  ( 100.56 °C. )
  
recommendation for para-methyl hydratropaldehyde usage levels up to :
  4.0000 % in the fragrance concentrate.
  
recommendation for para-methyl hydratropaldehyde usage levels up to :
  10.0000 ppm in the flavor.
  
safety links : 
(EINECS) number :202-782-0
chemidplus :000099729
epa-srs :99-72-9
  
other : 
 
references : 
jecfa number :1471
fl. number :05.043
pubchem :197211
NIST Chemistry WebBook :1527475834
  
reference : Mosciano, Gerard P&F 16, No. 3, 79, (1991)³
synonyms :
alpha,4-dimethyl benzene acetaldehyde
para-methyl hydratropaldehyde
2,4-methyl phenyl propionaldehyde
2-(4-methyl phenyl) propionaldehyde
2-(para-methyl phenyl) propionaldehyde
para-methyl-alpha-methyl phenyl acetaldehyde
2-(para-tolyl) propanal
2-(para-tolyl) propionaldehyde
2-(para-tolyl) propionic aldehyde
soluble in :
 alcohol
insoluble in :
 water
(odor and/or flavor) blends with :
6-acetoxydihydrotheaspirane
 allyl cyclohexyl acetate
isoamyl 3-(2-furan) propionate
 amyl benzoate
isoamyl benzoate
alpha-amyl cinnamyl formate
 anisyl propanal / methyl anthranilate schiff's base
 apple ketal
 basil absolute sweet
 benzyl methyl ether
 bergoxane
 bicyclogermacrene
 birch bud oil
 bornyl salicylate
isobutyl angelate
isobutyl benzyl carbinol
alpha-butyl cinnamaldehyde
isobutyl heptanoate
isobutyl methyl ketone
isobutyl quinoline
2-sec-butyl thiazole
4-butyl thiazole
beta-cadinene
 cajuput oil vietnam
alpha-campholenic aldehyde
 chamomile oil
 chrysanthemum oxide
 cinnamyl alcohol
 cinnamyl formate
 citral dimethyl acetal
 citronellyl acetate
 citronellyl propionate
 clary sage absolute
(-)-cubenol
 cumin carbinol
 cuminaldehyde
 cuminyl acetaldehyde
isocyclogeraniol
 cyclohexyl propionate
 decanal propylene glycol acetal
3-decanone
(E)-4-decen-1-al
2-decen-1-al
isodihydrolavandulal
 dihydrorose oxide
 dill weed oil
 dill weed oil cuba
 dill weed oil reunion
 dimethyl benzyl carbinol
 dimethyl benzyl carbinyl butyrate
 dimethyl benzyl carbinyl formate
 dimethyl succinate
6,8-dimethyl-2-nonanol
2,4-dimethyl-3-cyclohexene-1-methanol
 dipentene terpene hydrocarbon byproducts
 earthy acetal
 elemi oil
alpha-elemol
 ethyl (E,Z)-2,4-decadienoate
 ethyl 2-benzyl butyrate
 ethyl 2-octenoate
 ethyl 4-pentenoate
 ethyl methyl-para-tolyl glycidate
2-ethyl octine carbonate
beta-eudesmol
isoeugenyl formate
 farnesyl acetate
 fig leaf absolute
 fir balsam absolute
 floral butanal
 fresh nitrile
1-furfuryl pyrrole
 galbanum oil
 galbanum oleoresin
 galbanum resinoid
 gardenia absolute
 gardenia concrete
 geranium oil
 geranium oil africa
 geranium oil egypt
 geranyl acetate
 geranyl acetone
 geranyl isobutyrate
 grape butyrate
 grapefruit pentanol
 green acetate
 heptanal
 heptanol
3-heptyl dihydro-5-methyl-2(3H)-furanone
 heptyl formate
 herbal cyclohexane
 herbal dioxane
 herbal heptane
(E,E)-2,4-hexadien-1-ol
(E)-4-hexen-1-ol
(Z)-4-hexen-1-ol
3-hexen-1-yl 2-methyl butyrate
(Z)-3-hexen-1-yl formate
(E)-2-hexen-1-yl isovalerate
(E)-2-hexen-1-yl salicylate
(Z)-3-hexen-1-yl salicylate
 hexyl 2-methyl butyrate
alpha-hexyl cinnamaldehyde
 hexyl hexanoate
 hexyl octanoate
 hexyl phenyl acetate
 hop absolute
 hop oil
 hyacinth absolute
 hydroxycitronellal
 hydroxycitronellal diethyl acetal
6-hydroxydihydrotheaspirane (mixture of isomers)
 ivy carbaldehyde / methyl anthranilate schiff's base
 ivy dioxolane
 ivy leaf absolute
 jasmin cyclopentanol
 jonquil absolute
 karo karounde absolute
 lily pentanal
 linalool
 linalyl formate
 linalyl octanoate
 marigold oil mexico
 marine hexane
 melon nonenoate
 methyl 2-undecynoate
2-methyl butyl 2-methyl butyrate
 methyl butyl phenyl acetate
 methyl cyclocitrone
para-methyl hydratropaldehyde
 methyl octine carbonate
2-methyl undecanal dimethyl acetal
(E)-6-methyl-3-hepten-2-one
4-methyl-4-phenyl pentanone
alpha-methylene citronellal
 mimosa absolute
 mistletoe absolute
 muguet undecadienal
 neroli ketone
 neroli oil
 nerolidol
 neryl butyrate
 neryl formate
(Z)-6-nonen-1-al
 nonisyl formate
 oakmoss absolute
 oakmoss concrete
 ocean propanal / methyl anthranilate schiff's base
beta-ocimene
 octanal dimethyl acetal
 octanal propylene glycol acetal
2-octanol
(E)-2-octen-1-al
3-octen-1-yl acetate
3-octyl acetate
 octyl oxyacetaldehyde
 orange leaf absolute
 papaya isobutyrate
 peach pivalate
 peanut oxazole
2-pentyl cyclopentanone
 perillaldehyde
 phenyl acetaldehyde
 phenyl acetaldehyde diisobutyl acetal
 phenyl acetaldehyde ethylene glycol acetal
2-phenyl propionaldehyde ethylene glycol acetal
isophytol
2-propyl thiazole
isopulegol
 reseda absolute
 rhodinol
 rose butanoate
 rose pyran
 seaweed absolute
 spruce needle absolute
 styralyl formate
 sweet pea absolute
 tagete flower oil rwanda
 tagete oil
 tagete oil CO2 extract
 terpinyl isobutyrate
 terpinyl propionate
 theaspirane
alpha-thujene
 timber dioxolane
 treemoss absolute
 tricyclo(5.2.1.02,6)dec-3-enyl acetate
 tricyclodecenyl acetate
 tricyclodecyl acetate
 tropical indene
isovaleraldehyde propylene glycol acetal
 valerian absolute
 valerian root oil
 valerian root oil china
 valerian root oil CO2 extract china
 viridiflorol
 wormwood oil
(odor and/or flavor) used in :
 almond
 cherry
 cream
 cucumber
 floral
 grape
 melon watermelon muskmelon cantaloupe
 nut
 vanilla
natural occurrence in :
not found in nature



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