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2,2'-Bithiophene - 98%, high purity , CAS No.492-97-7

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2,2'-Bithiophene - 98%, high purity , CAS No.492-97-7

6 Citations

COA

Grade & Purity:

≥98%

Cas Number: 492-97-7
Molecular Weight: 166.26
Beilstein Registry Number: 3039
EC Number: 207-767-2
MDL number: MFCD00005414
PubChem CID: 68120
PubChem SID: 504754256

In stock

Item Number

B100722

Grouped product items
SKU	Size	Availability	Price
B100722-1g	1g	3	$9.90
B100722-5g	5g	3	$22.90
B100722-25g	25g	3	$79.90
B100722-100g	100g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$198.90
B100722-500g	500g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$699.90

View related series

Five-Membered Heterocyclic Compounds (2064) Oligothiophenes (34)

Basic Description

Synonyms	2-(thiophen-2-yl)thiophene \| A7371 \| 2,2'-Bithiophene \| 2,2-BITHIOPHENE \| UNII-8CTS9HJ7L6 \| W-200391 \| 2-(thien-2-yl)thiophene \| BCP16424 \| 2-(2-Thienyl)thiophen \| 2,2 inverted exclamation mark -Bithiophene \| FT-0600879 \| STL326750 \| 2,2'-bisthiophene \| 2
Specifications & Purity	≥98%
Storage Temp	Protected from light,Argon charged
Shipped In	Normal
Product Description	2,2′-Bithiophene is an electron transporting material with the π-electrons present in the system that facilitate charge mobility.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Bi- and oligothiophenes

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Bi- and oligothiophenes
Subclass	Not available
Intermediate Tree Nodes	Not available
Direct Parent	Bi- and oligothiophenes
Alternative Parents	Thiophenes Heteroaromatic compounds Hydrocarbon derivatives
Molecular Framework	Aromatic heteromonocyclic compounds
Substituents	Bithiophene - Heteroaromatic compound - Thiophene - Hydrocarbon derivative - Aromatic heteromonocyclic compound
Description	This compound belongs to the class of organic compounds known as bi- and oligothiophenes. These are organic compounds containing two or more linked thiophene rings. Thiophene is a five-member aromatic ring with one sulfur and four carbon atoms.
External Descriptors	2,2'-bithiophenes
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	504754256
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/504754256
IUPAC Name	2-thiophen-2-ylthiophene
INCHI	InChI=1S/C8H6S2/c1-3-7(9-5-1)8-4-2-6-10-8/h1-6H
InChIKey	OHZAHWOAMVVGEL-UHFFFAOYSA-N
Smiles	C1=CSC(=C1)C2=CC=CS2
Isomeric SMILES	C1=CSC(=C1)C2=CC=CS2
WGK Germany	3
Molecular Weight	166.26
Beilstein	3039
Reaxy-Rn	3039
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3039&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

16 results found

Lot Number	Certificate Type	Date	Item
A2006141	Certificate of Analysis	Jul 09, 2025	B100722
C2531303	Certificate of Analysis	Mar 24, 2025	B100722
C2531307	Certificate of Analysis	Mar 24, 2025	B100722
C2531300	Certificate of Analysis	Mar 24, 2025	B100722
C2531308	Certificate of Analysis	Mar 24, 2025	B100722
C2531102	Certificate of Analysis	Mar 24, 2025	B100722
K1830090	Certificate of Analysis	Oct 09, 2024	B100722
J1225049	Certificate of Analysis	Jun 07, 2023	B100722
L2207213	Certificate of Analysis	Nov 24, 2022	B100722
B2518016	Certificate of Analysis	Nov 24, 2022	B100722
L2207219	Certificate of Analysis	Nov 24, 2022	B100722
I2410005	Certificate of Analysis	Nov 24, 2022	B100722
H2401009	Certificate of Analysis	Nov 24, 2022	B100722
L2207214	Certificate of Analysis	Nov 24, 2022	B100722
L2207215	Certificate of Analysis	Nov 24, 2022	B100722
G2319075	Certificate of Analysis	Nov 24, 2022	B100722

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Chemical and Physical Properties

Solubility	Soluble in Methanol
Sensitivity	Light sensitive.Air sensitive
Freezing Point(°C)	32 °C
Flash Point(°F)	230 °F
Flash Point(°C)	110 °C
Boil Point(°C)	260°C
Melt Point(°C)	32-33°C
Molecular Weight	166.300 g/mol
XLogP3	3.000
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	165.991 Da
Monoisotopic Mass	165.991 Da
Topological Polar Surface Area	56.500 Å²
Heavy Atom Count	10
Formal Charge	0
Complexity	99.800
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Citations of This Product

How to Cite Aladdin Scientific Products?

1. Jiali Mu, Guifa Long, Xiangen Song, Siquan Feng, Xingju Li, Qiao Yuan, Bin Li, Zheng Jiang, Li Yan, Yunjie Ding. (2023) Engineering the Coordination Environment of Single-Rh-Site with N and S Atoms for Efficient Methanol Carbonylation. ADVANCED FUNCTIONAL MATERIALS, (2305823).
2. Mingfa Shao, Dingwei Ji, Zefeng Xu, Juncheng Dong, Xiaojing Lv, Mi Ouyang, Yaokang Lv, Dominic S. Wright, Cheng Zhang. (2023) High-performance electrochromic supercapacitor based on polyoxotitanates/conjugated polymer hybrid films for visualization for the energy status. JOURNAL OF POWER SOURCES, 581 (233490).
3. Liu Yang, Jie Zhang, Faqiong Zhao, Baizhao Zeng. (2016) Electrodeposition of self-assembled poly(3,4-ethylenedioxythiophene) @gold nanoparticles on stainless steel wires for the headspace solid-phase microextraction and gas chromatographic determination of several polycyclic aromatic hydrocarbons. JOURNAL OF CHROMATOGRAPHY A, 1471 (80).
4. Cao Yudi, Chen Qingshan, Wang Lei, Yang Mingqing, Zhang Shiyu, Niu Chunhui, Lv Yong. (2025) A simple method for preparation of poly(2,2′-bithiophene) flexible electrochromic devices in ionic liquids. CHEMISTRY LETTERS, 54 (2):
5. Xiaojing Lv, Juncheng Dong, Mingfa Shao, Jin Li, Jiankun Cui, Yufeng Shi, Yang He, Mi Ouyang, Cheng Zhang. (2024) Flexible All-Solid-State Zinc-Based Electrochromic Energy Storage Devices for Adaptive Military Camouflage. ACS Applied Polymer Materials, 6 (21): (13171-13181).
6. Hailan Zeng, Ruomei Wu, Yanan Li, Haiyun Jiang, Xiang Wang, Weili Zhang, Ziyu Li, Jun Zhang, Zhengrong Yan. (2024) Multi-color electrochromic copolymer films based on 2,2′-thiophene and 3, 4-ethylenedioxythiophen. SYNTHETIC METALS, 304 (117577).

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