3,4-Ethylenedioxythiophene(EDOT) - electronic grade, ≥99.9%, Moisture content ≤ 0.1% , CAS No.126213-50-1

CAS: 126213-50-1 Cat. No.: E1520163 Formula: C6H6O2S Molecular Weight: 142.18 EC Number: 603-128-0
AVAILABLE TO ORDER
GRADE & PURITY Electronic grade ? Electronic grade — ultra-low metallic and particulate impurities for microelectronics. Use in semiconductor and electronics processes intolerant of contamination. ≥99.9% Moisture content ≤ 0.1%
Synonyms
2,3-Dihydrothieno[3,4-b][1,4]dioxine
Storage
Store at 2-8°C
Shipped In
Wet ice
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Size
Germany (EU)
USA*
Price
Qty
5g
E1520163-5g
Made to order · 8–12 wks
€17.27
25g
E1520163-25g
Made to order · 8–12 wks
€25.95
100g
E1520163-100g
Made to order · 8–12 wks
€86.69
500g
E1520163-500g
Made to order · 8–12 wks
€260.23
Enter a quantity for the sizes you want to add.
🧪
Why this grade

electronic grade, ≥99.9%, Moisture content ≤ 0.1% Electronic grade for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

Cited in 363 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2,3-Dihydrothieno[3,4-b][1,4]dioxine
Specifications & Purity
electronic grade, ≥99.9%, Moisture content ≤ 0.1%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
Electronic grade
Purity
≥99.9%
Names and Identifiers
Canonical Smiles
C1COC2=CSC=C2O1
IUPAC Name
2,3-dihydrothieno[3,4-b][1,4]dioxine
InChIKey
GKWLILHTTGWKLQ-UHFFFAOYSA-N
INCHI
1S/C6H6O2S/c1-2-8-6-4-9-3-5(6)7-1/h3-4H,1-2H2
Isomeric SMILES
C1COC2=CSC=C2O1
WGK Germany
2
UN Number
2810
Molecular Weight
142.18
Reaxy-Rn
7126466
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7126466&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 Para dioxins  Thiophenes  Heteroaromatic compounds  Oxacyclic compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Alkyl aryl ether - Para-dioxin - Heteroaromatic compound - Thiophene - Oxacycle - Organoheterocyclic compound - Hydrocarbon derivative - Aromatic heteropolycyclic 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.

4 results found

Lot NumberCertificate TypeDateItem
H2614562Certificate of AnalysisAug 04, 2026 E1520163
H2614565Certificate of AnalysisAug 04, 2026 E1520163
H2614568Certificate of AnalysisAug 04, 2026 E1520163
H2614572Certificate of AnalysisAug 04, 2026 E1520163
Chemical and Physical Properties
SolubilitySlightly soluble in water
SensitivityHeat Sensitive;Moisture sensitive
x_refractive_index1.58
x_flash_point_drop_fahrenheit219℉
x_flash_point_drop_centigrade104°C
x_boil_point_char112°C/20mmHg
x_melt_point_char10 °C
Molecular Weight142.180 g/mol
XLogP31.300
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass142.009 Da
Monoisotopic Mass142.009 Da
Topological Polar Surface Area46.700 Ų
Heavy Atom Count9
Formal Charge0
Complexity95.200
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
FAQs and Articles
Citations of This Product
Solution Calculators
Reviews

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