Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Benzo[b]benzo[4,5]thieno[2,3-d]thiophene
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: BENZO[B]BENZO[4,5]THIENO[2,3-D]THIOPHENE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

248-70-4

248-70-4 structure

248-70-4 structure

Name: Benzo[b]benzo[4,5]thieno[2,3-d]thiophene
Chemical Name: [1]benzothiolo[3,2-b][1]benzothiole
CAS Number: 248-70-4
Molecular Formula: C₁₄H₈S₂
Molecular Weight: 240.343
Create Date: 2018-12-24 08:38:26
Modify Date: 2025-09-10 11:45:40

Name	[1]benzothiolo[3,2-b][1]benzothiole
Synonyms	5,10-dithia-indeno[2,1-a]indene [1]Benzothiopheno[3,2-b][1]benzothiophene (1)Benzothieno(3,2-b)(1)benzothiophene [1]Benzothieno[3,2-b][1]benzothiophene [1]benzothieno[3,2-b]benzothiophene Benzo[b]benzo[4,5]thieno[2,3-d]thiophen Benzo[b]benzo[4,5]thieno[2,3-d]thiophene benzthieno[3,2-b]benzothiophene

Density	1.4±0.1 g/cm3
Boiling Point	432.3±18.0 °C at 760 mmHg
Melting Point	218.0-222.0°C
Molecular Formula	C₁₄H₈S₂
Molecular Weight	240.343
Flash Point	162.1±7.4 °C
Exact Mass	240.006744
PSA	56.48000
LogP	5.31
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.854

HS Code	2934999090

Precursor 8
89-98-5 38399-13-2 56667-12-0 78-54-6
74102-21-9 25144-38-1 27728-94-5 3354-42-5
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%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.