Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

175202-58-1

175202-58-1 structure

175202-58-1 structure

Name: 3,4-dimethylthieno[2,3-b]thiophene
Chemical Name: 3,4-dimethylthieno[2,3-b]thiophene
CAS Number: 175202-58-1
Molecular Formula: C₈H₈S₂
Molecular Weight: 168.27900
Create Date: 2018-07-09 12:59:17
Modify Date: 2025-08-24 23:39:29

Name	3,4-dimethylthieno[2,3-b]thiophene
Synonyms	3,5-dimethyl thieno(2,3-b)thiophene 3,4-dimethylthiopheno[2,3-b]thiophene 3,4-dimethyl thieno[2,3-b]thiophene

Density	1.245g/cm3
Boiling Point	272.6ºC at 760mmHg
Melting Point	72-74ºC
Molecular Formula	C₈H₈S₂
Molecular Weight	168.27900
Flash Point	86.4ºC
Exact Mass	168.00700
PSA	56.48000
LogP	3.57960
Vapour Pressure	0.0101mmHg at 25°C
Index of Refraction	1.671

Risk Phrases	36/37/38
Safety Phrases	26-36/37/39
HS Code	2934999090

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.