Bis(methylenedithio)tetrathiafulvalene - ≥98% , CAS No.68550-20-9

CAS: 68550-20-9 Cat. No.: B405683 Molecular Weight: 356.6
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
B1218 | Bis(methylenedithio)tetrathiafulvalene[organic electronic material] | Bis(methylenedithio)tetrathiafulvalene | 5-([1,3]dithiolo[4,5-d][1,3]dithiol-5-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole | 2-(2H,5H-[1,3]Dithiolo[4,5-d][1,3]dithiol-2-ylidene)-
Storage
Room temperature
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Size
Status
Price
Qty
5mg
B405683-5mg
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$94.90
25mg
B405683-25mg
2

$363.90

$434.90
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships 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.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
B1218 | Bis(methylenedithio)tetrathiafulvalene[organic electronic material] | Bis(methylenedithio)tetrathiafulvalene | 5-([1, 3]dithiolo[4, 5-d][1, 3]dithiol-5-ylidene)-[1, 3]dithiolo[4, 5-d][1, 3]dithiole | 2-(2H, 5H-[1, 3]Dithiolo[4, 5-d][1, 3]dithiol-2-ylidene)-
Specifications & Purity
≥98%
Storage
Room temperature
Purity
≥98%
Names and Identifiers
Pubchem Sid504767485
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504767485
Canonical SmilesC1SC2=C(S1)SC(=C3SC4=C(S3)SCS4)S2
IUPAC Name5-([1,3]dithiolo[4,5-d][1,3]dithiol-5-ylidene)-[1,3]dithiolo[4,5-d][1,3]dithiole
InChIKeyYAHVGMRXXZDSOK-UHFFFAOYSA-N
INCHI1S/C8H4S8/c1-9-3-4(10-1)14-7(13-3)8-15-5-6(16-8)12-2-11-5/h1-2H2
Isomeric SMILES C1SC2=C(S1)SC(=C3SC4=C(S3)SCS4)S2
Molecular Weight 356.6
Reaxy-Rn 4235347
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4235347&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ Certificate of Analysis (COA)

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

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganosulfur compounds
ClassThioacetals
SubclassDithioacetals
Intermediate Tree Nodes Not available
Direct ParentDithioacetals
Alternative Parents 1,3-dithioles  Hydrocarbon derivatives  
Molecular FrameworkAliphatic heteropolycyclic compounds
Substituents Dithiole - 1,3-dithiole - Thioacetal - Organoheterocyclic compound - Hydrocarbon derivative - Aliphatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dithioacetals. These are compounds containing a dithioacetal functional group with the general structure R2C(SR')2.
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.

1 results found

Lot NumberCertificate TypeDateItem
F2313457Certificate of AnalysisMar 17, 2026 B405683
Chemical and Physical Properties
Molecular Weight356.700 g/mol
XLogP35.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count8
Rotatable Bond Count0
Exact Mass355.808 Da
Monoisotopic Mass355.808 Da
Topological Polar Surface Area202.000 Ų
Heavy Atom Count16
Formal Charge0
Complexity381.000
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
Solution Calculators
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