Butyric Acid

Melting point :-6--3 °C (lit.)
Boiling point :162 °C (lit.)
Density :0.964 g/mL at 25 °C (lit.)
vapor density :3.04 (vs air)
vapor pressure :0.43 mm Hg ( 20 °C)
refractive index :n20/D 1.398(lit.)
FEMA :2221 | BUTYRIC ACID
Flash point :170 °F
storage temp. :Store below +30°C.
solubility :Chloroform (Soluble), Isopropanol (Sparingly), Methanol (Slightly);Miscible with water, Propylene glycol, Glycerin, alcohol and oils.
pka :4.83(at 25℃)
form :Liquid
color :Clear colorless
Specific Gravity :0.960 (20/4℃)
PH :3.94(1 mM solution);3.42(10 mM solution);2.92(100 mM solution);
Odor :at 1.00 % in dipropylene glycol. sharp acetic cheese butter fruit
Odor Threshold :0.00019ppm
Odor Type :cheesy
biological source :synthetic
explosive limit :2-12.3%(V)
Water Solubility :MISCIBLE
Merck :14,1593
JECFA Number :87
BRN :906770
Henry's Law Constant :4.3×10¹ mol/(m³Pa) at 25℃, Kim and Kim (2016)
Dielectric constant :3.0（Ambient）
Stability :Flammable. Incompatible with strong oxidizing agents, aluminium and most other common metals, alkalies, reducing agents.
Major Application :flavors and fragrances
Cosmetics Ingredients Functions :FRAGRANCE
InChI :1S/C4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)
InChIKey :FERIUCNNQQJTOY-UHFFFAOYSA-N
SMILES :CCCC(O)=O
LogP :1.1 at 25℃
Surface tension :26.71mN/m at 293.15K
CAS DataBase Reference :107-92-6(CAS DataBase Reference)
NIST Chemistry Reference :Butanoic acid(107-92-6)
EPA Substance Registry System :Butyric acid (107-92-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H227 Combustible liquid Flammable liquids Category 4 Warning P210, P280, P370+P378, P403+P235,P501 H290 May be corrosive to metals Corrosive to Metals Category 1 Warning P234, P390, P404 H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H311 Toxic in contact with skin Acute toxicity,dermal Category 3 Danger P280, P302+P352, P312, P322, P361,P363, P405, P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H371 May cause damage to organs Specific target organ toxicity, single exposure Category 2 Warning P260, P264, P270, P309+P311, P405,P501 H402 Harmful to aquatic life Hazardous to the aquatic environment, acute hazard Category 3
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P234 Keep only in original container. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P370+P378 In case of fire: Use … for extinction. P390 Absorb spillage to prevent material damage. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P406 Store in corrosive resistant/… container with a resistant inner liner. P501 Dispose of contents/container to..…