2,5-Dibromothiophene

ALDRICH/108472 - 95%

Synonym: 2,5-dibromo-thiophene

CAS Number: 3141-27-3
Empirical Formula (Hill Notation): C₄H₂Br₂S
Molecular Weight: 241.93
EC Number: 221-547-3
MDL Number: MFCD00005420
Linear Formula: C₄H₂Br₂S
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-108472-25G	25 g	$61.40 1/EA		Add To Favorites
45-108472-100G	100 g	$142.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	95%
bp	211 °C (lit.)
density	2.147 g/mL at 25 °C (lit.)
InChI	1S/C4H2Br2S/c5-3-1-2-4(6)7-3/h1-2H
InChI key	KBVDUUXRXJTAJC-UHFFFAOYSA-N
mp	−6 °C (lit.)
Quality Level	100
refractive index	n20/D 1.629 (lit.)
SMILES string	Brc1ccc(Br)s1

Application:	2,5-Dibromothiophene was used as starting reagent for the synthesis of α,α′-didecylquater-, -quinque- and -sexi-thiophenes. It was used in the preparation of soluble α,ω-diformyl-a-oligothiophenes.
General description:	2,5-Dibromothiophene polymerizes by debromination with magnesium catalyzed by nickel compounds to form poly(2,5- thienylene) .
Packaging:	25, 100 g in glass bottle

Symbol	GHS07
Signal word	Warning
Hazard statements	H315 - H319 - H335
Precautionary statements	P302 + P352 - P305 + P351 + P338
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	210.2 °F - closed cup
Flash Point(C)	99 °C - closed cup

Purity	95%
bp	211 °C (lit.)
mp	−6 °C (lit.)
Density	2.147 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.629 (lit.)
UNSPSC	12352100

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