Merck 807492 0100 Pyrrole For Synthesis 100 ML.

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Description
Catalogue Number	807492

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Product Information
CAS number	109-97-7
EC number	203-724-7
Hill Formula	C₄H₅N
Molar Mass	67.09 g/mol
HS Code	2933 99 80
Structure formula Image
Quality Level	MQ200

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Applications
Application	Pyrrole for synthesis. CAS 109-97-7, pH >6 (10 g/l, H₂O, 20 °C).

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Physicochemical Information
Boiling point	129 - 131 °C
Density	0.966 g/cm3
Explosion limit	3.10 - 14.8 %(V)
Flash point	36 °C
Ignition temperature	550 °C
Melting Point	-23 °C
pH value	>6 (10 g/l, H₂O, 20 °C)
Vapor pressure	8.7 hPa (20 °C)
Solubility	60 g/l

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Toxicological Information
LD 50 oral	LD50 Rat 137 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.\nH301: Toxic if swallowed.\nH318: Causes serious eye damage.\nH332: Harmful if inhaled.
Precautionary Statement(s)	P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.\nP233: Keep container tightly closed.\nP280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.\nP301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor.\nP304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.\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	UX9275000
Storage class	3 Flammable liquids
WGK	WGK 2 obviously hazardous to water
Disposal	9\nCarcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).

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Safety Information
Categories of danger	flammable, toxic, irritant

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Storage and Shipping Information
Storage	Store at +2°C to +8°C.

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Transport Information
Declaration (railroad and road) ADR, RID	UN 1992 , 3 (6.1), III
Declaration (transport by air) IATA-DGR	UN 1992 , 3 (6.1), III
Declaration (transport by sea) IMDG-Code	UN 1992 , 3 (6.1), III

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Specifications
Assay (GC, area%)	≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C)	0.967 - 0.971
Identity (IR)	passes test