propionic acid
 
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IUPAC name :propanoic acid
InChI :InChI=1/C3H6O2/c1-2-3(4)5/h2H2,1H3,(H,4,5)/f/h4H
InChIKey :XBDQKXXYIPTUBI-JLSKMEETCG
SMILES :CCC(=O)O
(EINECS) number :201-176-3
eu annex :607-089-00-0
cas number :79-09-4
beilstein number :0506071
fema number :2924
coe number :3
jecfa number :84
fl. number :08.003
molar refractivity :17.51 ± 0.3 cm3
parachor :173.3 ± 4.0 cm3
index of refraction :1.397 ± 0.02
surface tension :32.3 ± 3.0 dyne/cm
density :1.019 ± 0.06 g/cm3
polarizability :6.94 ± 0.5 10-24cm3
xlogp : 0.20
molecular weight : 74.0785400
formula :C3 H6 O2
 
 
export tariff code :2915.50.1000
fda reg :unspecified
 

Suppliers :
Cargill - Alfrebro :PROPIONIC ACID (EU NAT)
 natural, Kosher
 
International Flavors & Fragrances :Propionic Acid
 ≥99.00%, natural, Kosher
 
Oxford Chemicals Ltd :PROPIONIC ACID
 ≥99.00%, NI, Kosher
 
Robertet :Propionic acid
 naturel
 
Sigma-Aldrich-SAFC :Propionic acid
 ≥99.5%, FCC, Kosher, FG
 
Sigma-Aldrich-SAFC :Propionic acid
 ≥99.5%, natural, FCC, Kosher, FG
 
 

organoleptics :
odor type :acidic
odor strength :high ,
recommend smelling in a 0.10 % solution or less
odor description :
at 0.10 % in propylene glycol.  
pungent acidic dairy
substantivity :8  Hour(s)

properties :
appearence :colorless to pale yellow clear liquid
assay : 99.00 - 100.00 %   
Food Chemicals Codex Listed :No
specific gravity :0.99500 @ 25.00 °C.
refractive index :1.38600 @ 20.00 °C.
melting point : -24.00 - -23.00 °C. @ 760.00 mm Hg
boiling point : 140.00 - 141.00 °C. @ 760.00 mm Hg
boiling point : 70.00 - 71.00 °C. @ 50.00 mm Hg
logp : 0.33
shelf life : 12.00 month(s) or longer if stored properly.
Storage :refrigerate in tightly sealed containers.

safety :
Oral Toxicity(LD50) : Oral-Rat    2600.00  mg/kg    
Dermal Toxicity(LD50) : Skin-Rabbit  500.00  ul/kg    
  
flash point ( Deg. F. ) : 129.00  °F.  TCC  ( 53.89 °C. )
  
recommendation for propionic acid usage levels up to :
 not for fragrance use.
  

safety links :
(EINECS) number :201-176-3
rtecs :UE5950000 for 79-09-4
chemidplus :000079094
epa-srs :79-09-4
  
EPI System :Click here

other :
 

references :
jecfa number :84
fl. number :08.003
pubchem :149548
NIST Chemistry WebBook :1572918394
  
synonyms :
pseudoacetic acid
 carboxyethane
metacetonic acid
 ethane carboxylic acid
 ethyl formic acid
 luprosil
 methyl acetic acid
 propanoic acid
 propionic acid
 prozoin
soluble in :
 alcohol
 water, 1000000 mg/L @ 25C
(odor and/or flavor) blends with :
isobutyl methyl ketone
 cyclohexyl carboxylic acid
1,3-dimethoxybenzene
2,4-dimethyl-2-pentenoic acid
2-ethyl butyric acid
 heptanal 2,3-butane diol acetal
(odor and/or flavor) used in :
 bread
 butter
 cajuput
 cheese
 coffee
 cognac
 lavender
 milk
natural occurrence in :
cajuput
coffee
lavender
milk
data pageosmanthus absolute @ 0.02%
raspberry fruit
yogurt



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