تیوفن 808157 مرک

Description
Catalogue Number	808157

Product Information
CAS number	110-02-1
EC number	203-729-4
Hill Formula	C₄H₄S
Molar Mass	84.14 g/mol
HS Code	2934 99 90
Structure formula Image

Applications
Application	Thiophene for synthesis. CAS 110-02-1, molar mass 84.14 g/mol.

Physicochemical Information
Boiling point	83 - 84 °C (1013 mbar)
Density	1.06 g/cm3 (20 °C)
Explosion limit	1.5 - 12.5 %(V)
Flash point	-9 °C
Ignition temperature	395 °C
Melting Point	-38 °C
Vapor pressure	80 hPa (20 °C)

Toxicological Information
LD 50 oral	LD50 Rat 1400 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H225: Highly flammable liquid and vapour. H302: Harmful if swallowed. H319: Causes serious eye irritation. H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s)	P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking. P260: Do not breathe vapour. P262: Do not get in eyes, on skin, or on clothing. P273: Avoid release to the environment. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P403 + P235: Store in a well-ventilated place. Keep cool.
RTECS	XM7350000
Storage class	3 Flammable liquids
WGK	WGK 3 highly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Hazard Symbols	Harmful Flammable
Categories of danger	highly flammable, harmful, irritant, dangerous for the environment
R Phrase	R 11-22-36-52/53 Highly flammable.Harmful if swallowed.Irritating to eyes.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase	S 16-23-24-61 Keep away from sources of ignition - No smoking.Do not breathe vapour.Avoid contact with skin.Avoid release to the environment. Refer to special instructions/ Safety data sheets.

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

Transport Information
Declaration (railroad and road) ADR, RID	UN 2414 , 3, II
Declaration (transport by air) IATA-DGR	UN 2414 , 3, II
Declaration (transport by sea) IMDG-Code	UN 2414 , 3, II

Specifications
Assay (GC, area%)	≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C)	1.062 - 1.065
Identity (IR)	passes test