3,4-Dimethoxythiophene - ≥97% , CAS No.51792-34-8

CAS: 51792-34-8 Cat. No.: D103168 Formula: C6H8O2S Molecular Weight: 144.19 EC Number: 628-711-7
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
A15612 | AC-4907 | SCHEMBL273191 | Q-101198 | 3,4-Dimethoxythiophene, 97% | FT-0640027 | 3,4-Dimethoxythiophene | 3,4-dimethoxy-thiophene | Thiophene, 3,4-dimethoxy- | BCP27307 | AS-14512 | BP-20237 | AM20100270 | D2728 | MFCD01096546 | DTXSID90394208 | S
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
★
Size
USA
Germany (EU)*
Price
Qty
1g
D103168-1g
3 In stock
—
$9.90
5g
D103168-5g
3 In stock
—
$10.90
25g
D103168-25g
3 In stock
—

$12.90

$19.90
Save $7.00 (35.18%)
100g
D103168-100g
3 In stock
—
$59.90
500g
D103168-500g
Made to order · 8–12 wks
$274.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 16 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

3,4-Dimethoxythiophene (DMOT) is a monomer and a precursor which can be synthesized by ring closure reaction of 2,3-dimethoxy-1,3-butadiene and sulfur dichloride in hexane medium. It is an oligothiphene that is majorly used in the development of electroactive materials for organic electronics based applications.

Specifications

Synonyms
A15612 | AC-4907 | SCHEMBL273191 | Q-101198 | 3,4-Dimethoxythiophene, 97% | FT-0640027 | 3,4-Dimethoxythiophene | 3,4-dimethoxy-thiophene | Thiophene, 3,4-dimethoxy- | BCP27307 | AS-14512 | BP-20237 | AM20100270 | D2728 | MFCD01096546 | DTXSID90394208 | S
Specifications & Purity
≥97%
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504762632
Canonical Smiles
COC1=CSC=C1OC
IUPAC Name
3,4-dimethoxythiophene
InChIKey
ZUDCKLVMBAXBIF-UHFFFAOYSA-N
INCHI
1S/C6H8O2S/c1-7-5-3-9-4-6(5)8-2/h3-4H,1-2H3
Isomeric SMILES
COC1=CSC=C1OC
WGK Germany
3
Molecular Weight
144.19
Reaxy-Rn
111087
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=111087&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassEthers
Intermediate Tree Nodes Not available
Direct ParentAlkyl aryl ethers
Alternative Parents Thiophenes  Heteroaromatic compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Alkyl aryl ether - Heteroaromatic compound - Thiophene - Organoheterocyclic compound - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alkyl aryl ethers. These are organic compounds containing the alkyl aryl ether functional group with the generic formula R-O-R' , where R is an alkyl group and R' is an aryl group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

9 results found

Lot NumberCertificate TypeDateItem
H2205042Certificate of AnalysisMay 18, 2026 D103168
H2205043Certificate of AnalysisMay 18, 2026 D103168
H2205129Certificate of AnalysisMay 18, 2026 D103168
H2205130Certificate of AnalysisMay 18, 2026 D103168
J2129834Certificate of AnalysisAug 11, 2025 D103168
E1710069Certificate of AnalysisJan 17, 2025 D103168
L2009057Certificate of AnalysisOct 11, 2024 D103168
C2010159Certificate of AnalysisJan 05, 2024 D103168
H2205039Certificate of AnalysisJun 17, 2022 D103168
Chemical and Physical Properties
SolubilityMiscible with organic solvents. Slightly miscible with water.
SensitivityLight & Air Sensitive
Refractive Index1.5409
Flash Point(°F)222.8℉
Flash Point(°C)106°C
Boil Point(°C)100-102°C
Molecular Weight144.190 g/mol
XLogP31.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass144.025 Da
Monoisotopic Mass144.025 Da
Topological Polar Surface Area46.700 Ų
Heavy Atom Count9
Formal Charge0
Complexity77.100
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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