CAS 4805-22-5|5,5'-Dibromo-2,2'-bithiophene

Introduction：Basic information about CAS 4805-22-5|5,5'-Dibromo-2,2'-bithiophene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles1
6. Synonyms

Common Name	5,5'-Dibromo-2,2'-bithiophene
CAS Number	4805-22-5	Molecular Weight	324.055
Density	2.0±0.1 g/cm3	Boiling Point	318.6±37.0 °C at 760 mmHg
Molecular Formula	C₈H₄Br₂S₂	Melting Point	144-146 °C(lit.)
MSDS	USA	Flash Point	146.5±26.5 °C

Names

Name	5,5'-Dibromo-2,2'-bithiophene
Synonym	More Synonyms

Chemical & Physical Properties

Density	2.0±0.1 g/cm3
Boiling Point	318.6±37.0 °C at 760 mmHg
Melting Point	144-146 °C(lit.)
Molecular Formula	C₈H₄Br₂S₂
Molecular Weight	324.055
Flash Point	146.5±26.5 °C
Exact Mass	321.812103
PSA	56.48000
LogP	5.10
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.683
InChIKey	SXNCMLQAQIGJDO-UHFFFAOYSA-N
SMILES	Brc1ccc(-c2ccc(Br)s2)s1

Safety Information

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xn:Harmful;
Risk Phrases	R20/21/22
Safety Phrases	S36/37
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2934999090

Customs

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles1

Length-dependent conductance of oligothiophenes.

J. Am. Chem. Soc. 136(29) , 10486-92, (2014)

We have measured the single-molecule conductance of a family of oligothiophenes comprising 1-6 thiophene moieties terminated with methyl-sulfide linkers using the scanning tunneling microscope-based b...

Synonyms

2-bromo-5-(5-bromothiophen-2-yl)thiophene

MFCD00219110

5,5′-Dibromo-2,2′-bithiophene

5,5'-Dibromo-2,2'-bithiophene

2,2'-Bithiophene, 5,5'-dibromo-

5,5-Dibromo-2,2-Bithiophene

2-bromo-5-(5-bromo-2-thienyl)thiophene

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