Shanghai Nianxing Industrial Co., Ltd
China
Product Name: alpha-Quinquethiophene
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: alpha-Quinquethiophene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

5660-45-7

5660-45-7 structure

5660-45-7 structure

Name: alpha-Quinquethiophene
Chemical Name: α-Quinquethiophene
CAS Number: 5660-45-7
Molecular Formula: C₂₀H₁₂S₅
Molecular Weight: 412.63400
Catalog: Pharmaceutical intermediate Heterocyclic compound Thiophene compound
Create Date: 2018-09-29 10:15:34
Modify Date: 2025-09-12 12:44:32

Name	α-Quinquethiophene
Synonyms	2,5-bis(5-thiophen-2-ylthiophen-2-yl)thiophene

Density	1.384g/cm3
Boiling Point	535.2ºC at 760 mmHg
Melting Point	253ºC
Molecular Formula	C₂₀H₁₂S₅
Molecular Weight	412.63400
Flash Point	210.8ºC
Exact Mass	411.95400
PSA	141.20000
LogP	8.66210
Index of Refraction	1.71

HS Code	2934999090

Precursor 10
6165-68-0 104499-99-2 98057-08-0 492-97-7
3141-27-3 3480-11-3 87350-64-9 1081-34-1
135068-76-7 5713-61-1
DownStream 0

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

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