Propionic acid CAS#79-09-4

CAS Number:79-09-4
Chemical Formula: C3H6O2
Synonyms:

Propionic acid
xtra pure, 99+% 1LT
Propionic acid, pure

Appearance: Colorless clear oily liquid
HS Code: 2915501000
MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)

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Product Details

Products Description of Propionic acid CAS#79-09-4

Propionic acid, also known as primary oleic acid, is a saturated monocarboxylic acid containing three carbon atoms and one of the typical volatile low-level fatty acids. Chemical formula: CH3CH2COOH. Molecular weight: 74.08. Colorless, clear, oily liquid with an unpleasant rancid odor. Melting point: -20.8°C, boiling point: 140Chemicalbook.99, 41.65 (1330Pa), relative density: 0.9930, refractive index: 1.3869. Ka = 1.34 × 10-5. Miscible with water. Soluble in alcohol, chloroform and ether. Active in chemical properties, acidic, capable of undergoing reactions such as salt formation, esterification and reduction.

Parameters

Melting point	−24-−23 °C(lit.)
Boiling point	141 °C(lit.)
density	0.993 g/mL at 25 °C(lit.)
vapor density	2.55 (vs air)
vapor pressure	2.4 mm Hg ( 20 °C)
refractive index	n20/D 1.386(lit.)
FEMA	2924 \| PROPIONIC ACID
Fp	125 °F
storage temp.	Store below +30°C.
solubility	organic solvents: soluble(lit.)
pka	4.86(at 25℃)
form	Liquid
Specific Gravity	0.996 (20/4℃)
color	≤10, APHA:
PH	3.96(1 mM solution);3.44(10 mM solution);2.94(100 mM solution);
Odor	at 0.10 % in propylene glycol. pungent acidic cheesy vinegar
Odor Type	acidic
biological source	synthetic
Odor Threshold	0.0057ppm
explosive limit	2.1-12%(V)
Water Solubility	37 g/100 mL
JECFA Number	84
Merck	14,7825
BRN	506071
Exposure limits	TLV-TWA 10 ppm (～30 mg/m³) (ACGIH).
Dielectric constant	3.2（Ambient）
Stability:	Stable. Incompatible with strong oxidizing agents. Flammable.
InChIKey	XBDQKXXYIPTUBI-UHFFFAOYSA-N
LogP	0.33 at 25℃
Surface tension	24.07mN/m at 298.15K
CAS DataBase Reference	79-09-4(CAS DataBase Reference)
NIST Chemistry Reference	Propanoic acid(79-09-4)
EPA Substance Registry System	Propionic acid (79-09-4)

Safety Information

Hazard Codes	C
Risk Statements	36/37/38-34-10
Safety Statements	26-36-45-23
RIDADR	UN 3463 8/PG 2
OEB	A
OEL	TWA: 10 ppm (30 mg/m3), STEL: 15 ppm (45 mg/m3)
WGK Germany	1
RTECS	UE5950000
Autoignition Temperature	955 °F
TSCA	Yes
HazardClass	8
PackingGroup	II
HS Code	29155010
Hazardous Substances Data	79-09-4(Hazardous Substances Data)
Toxicity	LD50 orally in rats: 4.29 g/kg (Smyth)

Products Description of Propionic acid CAS#79-09-4

Carbonyl compounds; organic acids; preservatives; preservatives and insecticides; food additives; feed additives; feed storage additives; carboxylic acids; organic raw materials; phenoxycarboxylic acid and aryloxyphenoxycarboxylic acid herbicides; herbicide intermediates; pesticide intermediates; fatty acids; mildew inhibitors; chemical intermediates - chemical fine chemicals; chemical products - organic solvents; organic chemical raw materials; bactericides; organic chemical raw materials; main products; acrylates; Building Blocks; analytical standards; standard products; HPLC and LC Chemical book MS Mobile Phase Additive; gas chromatography standards (color scale); food and beverage standards; plant biochemical extracts; biochemical reagents; daily chemical raw materials; inorganic acids; pharmaceutical, pesticide and dye intermediates; chemical materials; organic carboxylic acids and their derivatives; Chinese medicine reference substances; propionic acid; synthetic fragrances; drug intermediate raw materials - synthetic drugs; organic chemical raw materials - carboxylic acid compounds; carboxylic acids and their derivatives; chemical industry; carboxylic acids; acids; organic; flavors and fragrances; acids; impurity reference substances; chemical raw materials; basic organic reagents;

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