4-methyl valeric 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
cas number :646-07-1
(EINECS) number :211-464-0
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 (IUPAC)
formula :C6 H12 O2
BioActivity Analysis :70514
pherobase floral:view
NMR Predictor :Predict
 
 
export tariff code :2915.60.0000
fda reg :unspecified

Suppliers :
Apple :4-Methyl pentanoic acid
Bedoukian Research :4-METHYL PENTANOIC ACID
≥98.0%, FCC, Kosher
Odor:  pungent, cheese-like
Flavor:  cheesy
Used primarily in cheese flavors.
Endeavour :4-Methylpentanoic acid
98%
Inoue :isoHEXANOIC ACID
Penta :4-methyl pentanoic acid
SAFC Global® :4-Methylvaleric acid
≥98%, FCC, Kosher, FG
Odor:  cheese

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
vapor pressure :0.44500 mm/Hg @ 25.00 °C.
flash point : 207.00  °F.  TCC  ( 97.22 °C. )
logP (o/w) : 1.98

safety :
most important hazard(s) :C - Corrosive.
  R 21 - Harmful in contact with skin.
R 34 - Causes burns.
R 36/38 - Irritating to skin and eyes.
S 02 - Keep out of the reach of children.
S 20/21 - When using do not eat, drink or smoke.
S 24/25 - Avoid contact with skin and eyes.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
S 45 - In case of accident or if you feel unwell seek medical advice immediately.
Oral Toxicity(LD50) : 
  Oral-Rat    2050.00  mg/kg

Dermal Toxicity(LD50) : 
  Skin-Rabbit  1050.00  ul/kg

Inhalation Toxicity(LC50) : 
  Not determined
 

safety in use :
Category :flavoring agents
 
recommendation for 4-methyl valeric acid fragrance usage levels up to :
 not for fragrance use.
recommendation for 4-methyl valeric acid flavor usage levels up to :
  10.0000 ppm in the flavor.

safety references :
EPI System :view
Cancer Citations :Search
Toxicology Citations :Search
NLM Developmental and Reproductive Toxicity :Search
Canada Domestic Sub. List :Yes
EPA Chem. Sub. Inventory : Yes
WISER :UN 3265
 
WGK Germany :3
 
 
 
 
4-methylpentanoic acid
(EINECS) number :211-464-0
RTECS :NR2975000 for cas# 646-07-1
chemidplus :000646071
EPA Substance Registry Services :646-07-1
dtp/nci :4126

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

other :
VCF-Online: VCF Volatile Compounds in Food
FDA Everything Added to Food in the United States (EAFUS)View
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-methylpentanoic acid
4-methylvaleric acid

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

insoluble in :
 water

potential blenders :    note
 acetoin butyrateFL
 acetyl propionylFL/FR
 butyl butyryl lactateFL/FR
 butyric acidFL
isobutyric acidFL
 cyclohexyl acetic acidFL
 cyclohexyl carboxylic acidFL/FR
 dimethyl sulfoxideFL
2,4-dimethyl-2-pentenoic acidFL
 ethyl cyclohexyl carboxylateFL
 filbert hexenoneFL/FR
(E,E)-2,4-heptadien-1-olFL
2,3-heptane dioneFL/FR
4-heptanoneFL/FR
 hexanoic acidFL/FR
(E)-2-hexen-1-alFL/FR
(Z)-3-hexenoic acidFL
2-methyl 3-(methyl thio) furan 10% in triacetinFL
 methyl 4-(methyl thio) butyrateFL
 methyl 4-methyl valerateFL
2-methyl butyl isovalerateFL/FR
2-methyl butyric acidFL/FR
2-methyl heptanoic acidFL/FR
2-methyl hexanoic acidFL/FR
5-methyl hexanoic acidFL
S-(methyl thio) butyrateFL
 methyl thiol isovalerateFL
2-methyl valeric acidFL/FR
3-methyl valeric acidFL
2-methyl-2-hexenoic acidFL
2-methyl-4-pentenoic acidFL
 nonanoic acidFL
2-nonanolFL/FR
 nutty quinoxalineFL/FR
(E)-2-octenoic acidFL
(E)-2-pentenoic acidFL
4-pentenoic acidFL
 prenyl hexanoateFL/FR
 sorbyl butyrateFL/FR
 undecanoic acidFL/FR

potential uses :
 cheese

natural occurrence in :    note
 amorphophallus albus S

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