4-methyl pentanoic acid
 
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IUPAC name :4-methylpentanoic acid
InChI :InChI=1/C6H12O2/c1-5(2)3-4-6(7)8/h5H,3-4H2,1-2H3,(H,7,8)
InChIKey :FGKJLKRYENPLQH-UHFFFAOYAB
SMILES :CC(C)CCC(=O)O
(EINECS) number :211-464-0
cas number :646-07-1
beilstein number :1741912
fema number :3463
coe number :10150
jecfa number :264
fl. number :08.057
molar refractivity :31.36 ± 0.3 cm3
parachor :290.0 ± 4.0 cm3
index of refraction :1.425 ± 0.02
surface tension :31.3 ± 3.0 dyne/cm
density :0.947 ± 0.06 g/cm3
polarizability :12.43 ± 0.5 10-24cm3
xlogp : 1.80
molecular weight : 116.1582800
formula :C6 H12 O2
BioActivity Analysis :70514
 
 
export tariff code :2915.60.0000
fda reg :unspecified
 

Suppliers :
Bedoukian Research :4-METHYL PENTANOIC ACID
≥98.0%, FCC, Kosher
Sigma-Aldrich-SAFC :4-Methylvaleric acid
≥98%, FCC, Kosher, FG

organoleptics :
odor type :cheesy
odor strength :medium ,
recommend smelling in a 1.00 % solution or less
odor description :
at 1.00 % in propylene glycol.  
pungent cheese

properties :
appearence :colorless to pale yellow clear liquid
assay : 98.00 to 100.00 %   
Food Chemicals Codex Listed :Yes
specific gravity :0.91900 to 0.92600 @ 25.00 °C.
pounds per gallon - calc. : 7.647 to 7.705
refractive index :1.41200 to 1.41700 @ 20.00 °C.
boiling point : 199.00 to 201.00 °C. @ 760.00 mm Hg
boiling point : 125.00 to 126.00 °C. @ 50.00 mm Hg
logp : 1.98

safety :
Oral Toxicity(LD50) : Oral-Rat    2050.00  mg/kg    
Dermal Toxicity(LD50) : Skin-Rabbit  1050.00  ul/kg    
flash point ( Deg. F. ) : 207.00  °F.  TCC  ( 97.22 °C. )
recommendation for 4-methyl pentanoic acid usage levels up to :
 not for fragrance use.
recommendation for 4-methyl pentanoic acid usage levels up to :
  10.0000 ppm in the flavor.

safety references :
EPI System :view
 
 
 4-methylpentanoic acid
(EINECS) number :211-464-0
RTECS :NR2975000 for 646-07-1
chemidplus :000646071
EPA Substance Registry Services :646-07-1
NLM Chemical Carcinogenesis Research Information System :646-07-1
NLM Developmental and Reproductive Toxicity :646-07-1
NLM Env. Mutagen Info. Center :646-07-1
NLM GENetic TOXicology :646-07-1
dtp/nci :4126

references :
 4-methylpentanoic acid
jecfa number :264
fl. number :08.057
pubchem :155916
NIST Chemistry WebBook :395798199

other :
synonyms :
isobutyl acetic acid
isobutylacetic acid
isocaproic acid
4,4-dimethyl butanoic acid
4,4-dimethylbutanoic acid
isohexanoic acid
3-methyl butane-1-carboxylic acid
4-methyl pentanoic acid
4-methyl valeric acid
4-methylpentanoic acid
4-methylvaleric acid

soluble in :
 alcohol
 water, 5270 mg/L @ 25C

insoluble in :
 water

(odor and/or flavor) blends with :
 acetoin butyrate
 acetyl propionyl
 butyl butyryl lactate
 butyric acid
isobutyric acid
 cyclohexyl acetic acid
 cyclohexyl carboxylic acid
 dimethyl sulfoxide
2,4-dimethyl-2-pentenoic acid
 ethyl cyclohexyl carboxylate
 filbert hexenone
(E,E)-2,4-heptadien-1-ol
2,3-heptane dione
4-heptanone
 hexanoic acid
(E)-2-hexen-1-al
(Z)-3-hexenoic acid
2-methyl 3-(methyl thio) furan 10% in triacetin
 methyl 4-(methyl thio) butyrate
 methyl 4-methyl valerate
2-methyl butyl isovalerate
2-methyl butyric acid
2-methyl heptanoic acid
2-methyl hexanoic acid
5-methyl hexanoic acid
S-(methyl thio) butyrate
 methyl thiol isovalerate
2-methyl valeric acid
3-methyl valeric acid
2-methyl-2-hexenoic acid
2-methyl-4-pentenoic acid
 nonanoic acid
2-nonanol
 nutty quinoxaline
(E)-2-octenoic acid
(E)-2-pentenoic acid
4-pentenoic acid
 prenyl hexanoate
 sorbyl butyrate
 undecanoic acid

(odor and/or flavor) used in :
 cheese

natural occurrence in :
found in nature



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