Merck 800605 2500 Propionic Acid For Synthesis 2,5 LT.

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Description
Catalogue Number	800605
Synonyms	Methyl acetic acid

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Product Information
CAS number	79-09-4
EC index number	607-089-00-0
EC number	201-176-3
Hill Formula	C₃H₆O₂
Chemical formula	CH₃CH₂COOH
Molar Mass	74.08 g/mol
HS Code	2915 50 10
Structure formula Image
Quality Level	MQ200

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Applications
Application	Propionic acid for synthesis. CAS No. 79-09-4, EC Number 201-176-3.

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Physicochemical Information
Boiling point	141 - 142 °C
Density	0.992 g/cm3
Explosion limit	2.1 - 12 %(V)
Flash point	54 °C
Ignition temperature	485 °C DIN 51794
Melting Point	-20 °C
pH value	2.5 (100 g/l, H₂O, 20 °C)
Vapor pressure	3.2 hPa (20 °C)

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Toxicological Information
LD 50 oral	LD50 Rat 2600 mg/kg
LD 50 dermal	LD50 Rabbit 500 mg/kg

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Safety Information according to GHS
Hazard Pictogram(s)	\n\n\n
Hazard Statement(s)	H226: Flammable liquid and vapour.\nH314: Causes severe skin burns and eye damage.\nH335: May cause respiratory irritation.
Precautionary Statement(s)	P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.\nP233: Keep container tightly closed.\nP240: Ground and bond container and receiving equipment.\nP280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.\nP303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.\nP305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Danger
RTECS	UE5950000
Storage class	3 Flammable liquids
WGK	WGK 1 slightly hazardous to water
Disposal	4\nLiquid organic acids or solutions should be diluted, if necessary, and carefully neutralized with sodium hydrogen carbonate (Cat. No. 106323) or with sodium hydroxide (Cat. No 106462). Before filling into container D, check the pH with pH universal indicator strips (Cat. No. 109535).

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Safety Information
Categories of danger	corrosive

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Storage and Shipping Information
Storage	Store below +30°C.

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Transport Information
Declaration (railroad and road) ADR, RID	UN 3463 , 8 (3), II
Declaration (transport by air) IATA-DGR	UN 3463 , 8 (3), II
Declaration (transport by sea) IMDG-Code	UN 3463 , 8 (3), II, Segregation Group: 1 (Acids)

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Specifications
Assay (GC, area%)	≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C)	0.993 - 0.994
Water (K. F.)	≤ 0.30 %
Identity (IR)	passes test