(E,E)-2,4-octadien-1-al
 
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IUPAC name :(2E,4E)-octa-2,4-dienal
InChI :InChI=1/C8H12O/c1-2-3-4-5-6-7-8-9/h4-8H,2-3H2,1H3/b5-4+,7-6+
InChIKey :DVVATNQISMINCX-YTXTXJHMBJ
SMILES :CCC\C=C\C=C\C=O
(EINECS) number :250-147-1
cas number :30361-28-5
fema number :3721
coe number :11805
jecfa number :1181
fl. number :05.127
molar refractivity :39.41 ± 0.3 cm3
parachor :333.7 ± 4.0 cm3
index of refraction :1.455 ± 0.02
surface tension :27.9 ± 3.0 dyne/cm
density :0.855 ± 0.06 g/cm3
polarizability :15.62 ± 0.5 10-24cm3
xlogp : 2.50
molecular weight : 124.1802800
formula :C8 H12 O
 

 
IUPAC name :octa-2,4-dienal
InChI :InChI=1/C8H12O/c1-2-3-4-5-6-7-8-9/h4-8H,2-3H2,1H3
InChIKey :DVVATNQISMINCX-UHFFFAOYAW
SMILES :CCCC=CC=CC=O
cas number :5577-44-6
coe number :11805
fl. number :05.186
molar refractivity :39.41 ± 0.3 cm3
parachor :333.7 ± 4.0 cm3
index of refraction :1.455 ± 0.02
surface tension :27.9 ± 3.0 dyne/cm
density :0.855 ± 0.06 g/cm3
polarizability :15.62 ± 0.5 10-24cm3
xlogp : 2.50
molecular weight : 124.1802800
formula :C8 H12 O
 

 
export tariff code :2912.19.9000
fda reg :unspecified
 

Suppliers :
Bedoukian Research :2,4-OCTADIEN-1-AL
≥90.0% (trans,trans), Kosher
Cargill - Alfrebro :2,4-OCTADIENAL
natural, Kosher
Cargill - Alfrebro :2,4-OCTADIENAL
10% in MTCG, natural, Kosher
Cargill - Alfrebro :2,4-OCTADIENAL
10% in Ethyl Acetate, natural, Kosher
Fontarome Chemical :T2 T4-OCTADIENAL
Sigma-Aldrich-SAFC :2,4-Octadienal
≥96%, Kosher, Predominantly trans, trans

organoleptics :
odor type :fatty
odor strength :high ,
recommend smelling in a 10.00 % solution or less
odor description :
at 10.00 % in dipropylene glycol.  
green fatty reminiscent of pear melon

properties :
appearence :yellow clear liquid
assay : 95.00 to 100.00 %   sum of isomers
Food Chemicals Codex Listed :No
specific gravity :0.86900 to 0.87500 @ 25.00 °C.
pounds per gallon - calc. : 7.231 to 7.281
refractive index :1.52100 to 1.53000 @ 20.00 °C.
boiling point : 67.00 °C. @ 0.40 mm Hg
boiling point : 198.00 to 199.00 °C. @ 760.00 mm Hg
acid value : 5.00  max.  KOH/g
logp : 2.12

safety :
most important hazard(s) : Xi - Irritant
Oral Toxicity(LD50) : Not determined
Dermal Toxicity(LD50) : Not determined
flash point ( Deg. F. ) : 170.00  °F.  TCC  ( 76.67 °C. )
recommendation for (E,E)-2,4-octadien-1-al usage levels up to :
  0.5000 % in the fragrance concentrate.

safety references :
EPI System :view
 
 
 (2E,4E)-octa-2,4-dienal
(EINECS) number :250-147-1
chemidplus :030361285
EPA Substance Registry Services :30361-28-5
NLM Chemical Carcinogenesis Research Information System :30361-28-5
NLM Developmental and Reproductive Toxicity :30361-28-5
NLM Env. Mutagen Info. Center :30361-28-5
NLM GENetic TOXicology :30361-28-5
 
 
 octa-2,4-dienal
chemidplus :5577-44-6
EPA Substance Registry Services :5577-44-6
NLM Chemical Carcinogenesis Research Information System :5577-44-6
NLM Developmental and Reproductive Toxicity :5577-44-6
NLM Env. Mutagen Info. Center :5577-44-6
NLM GENetic TOXicology :5577-44-6

references :
 (2E,4E)-octa-2,4-dienal
jecfa number :1181
fl. number :05.127
pubchem :198268
NIST Chemistry WebBook :822843641
 octa-2,4-dienal
fl. number :05.186
pubchem :43119079
NIST Chemistry WebBook :2805356964

other :
synonyms :
 octa-2(E),4(E)-dienal
(E,E)-2,4-octadien-1-al
(E)-2,(E)-4-octadien-1-al
trans-2,trans-4-octadien-1-al
trans,trans-2,4-octadien-1-al
(E,E)-2,4-octadienal
trans,trans-2,4-octadienal

soluble in :
 alcohol

insoluble in :
 water

(odor and/or flavor) blends with :
 acetaldehyde methyl hexyl acetal
isoamyl butyrate
 amyl hexanoate
 apple crotonate
 butyl isovalerate
(E)-carveol
laevo-carveol
laevo-carvone
(Z)-carvone-5,6-oxide
 carvyl acetate
2,4-decadien-1-al
3-decen-2-one
 dihydrocarveol
dextro-dihydrocarvone
 dihydroxyacetophenone
 dill seed oil
 dodecanal
 dodecanal dimethyl acetal
 epoxy-2-decenal
 ethyl (E,Z)-2,4-decadienoate
 ethyl (E)-2-decenoate
 ethyl (E)-4-octenoate
 ethyl (Z)-3-hexenoate
 ethyl 2-cyclohexyl propionate
 ethyl cyclohexane propionate
 ethyl hexanoate
 ethyl octanoate
 fresh carbaldehyde
 furfuryl hexanoate
 guaiyl acetate
(E,E)-2,4-heptadien-1-al
 heptanal cyclic propylene acetal
3-heptanone
(Z)-4-hepten-1-al
2-hepten-1-al
 heptyl acetate
2-heptyl furan
 hexanal
 hexanal butane-2,3-diol acetal
 hexanal diethyl acetal
 hexanal octane-1,3-diol acetal
(Z)-3-hexen-1-yl (Z)-3-hexenoate
(E)-3-hexen-1-yl acetate
(Z)-3-hexen-1-yl acetate
2-hexen-1-yl cyclopentanyl acetate
(Z)-3-hexen-1-yl hexanoate
(Z)-3-hexen-1-yl isobutyrate
(E)-2-hexen-1-yl isovalerate
(E)-2-hexen-1-yl propionate
(Z)-3-hexen-1-yl propionate
(Z)-3-hexen-1-yl valerate
 hexyl (E)-2-hexenoate
 hexyl 2-butenoate
 hexyl 2-furoate
alpha-hexyl cinnamaldehyde dimethyl acetal
 hexyl isobutyrate
 hexyl propionate
 linalyl hexanoate
 melon nonenoate
 melon octenoate
(Z+E)-para-1(7)8-menthadien-2-yl acetate
3-mercaptohexyl acetate
 methyl (E)-3-nonenoate
 methyl (E)-3-nonenoate
 methyl 2-hexenoate
 methyl 2-methyl butyrate
 methyl 2,4-decadienoate
 methyl nonanoate
 methyl octenoate
 mint lactone
 musk propanoate
 nerolidyl isobutyrate
(E,Z)-2,6-nonadien-1-al
2,4-nonadien-1-al
(E,Z)-3,6-nonadien-1-ol
2,4-nonadien-1-ol
(E,Z)-3,6-nonadien-1-yl acetate
3,6-nonadien-1-yl acetate
(E)-2-nonen-1-al
(Z)-6-nonen-1-yl acetate
2,4-octadien-1-al
(E)-2-octen-1-al
2-octen-1-al
(E)-2-octen-1-yl acetate
 octen-1-yl cyclopentanone
(Z)-3-octen-1-yl propionate
 pear notes
 pear valerate
 propyl 2,4-decadienoate
 propyl acetate
 propyl heptanoate
isopropyl isobutyrate
 sorbyl isobutyrate
 spearmint absolute
 spearmint oil
 spearmint oil terpeneless
 tetrahydrocarvone
(E)-2-tridecen-1-yl acetate
 undecanal

(odor and/or flavor) used in :
 apple
 cherry
 citrus
 cucumber
 galbanum
 green
 mandarin
 melon watermelon muskmelon cantaloupe
 nut peanut
 pear
 peel
 tangerine
 tropical

natural occurrence in :
beef grilled beef
bread wheat bread
caviar
cheese
fish
lamb
peanut
rice



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Html Last modified 11/29/2008