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· · COA & SDS available for every product · Same-day shipping on in-stock items Methyl 4,6-Dihydrothieno[3,4-b]thiophene-2-carboxylate - ≥98% , CAS No.7767-60-4
Synonyms
AKOS002124961 | SCHEMBL1659891 | DS-18981 | C76487 | M2202 | AMY24297 | MFCD15096514 | A917283 | FT-0735387 | HHUQUYKPAMERGU-UHFFFAOYSA-N | methyl4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate | methyl 4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate | 4,
Storage
Protected from light,Room temperature
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Why this grade ≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Protected from light,Room temperature Ships Normal 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
AKOS002124961 | SCHEMBL1659891 | DS-18981 | C76487 | M2202 | AMY24297 | MFCD15096514 | A917283 | FT-0735387 | HHUQUYKPAMERGU-UHFFFAOYSA-N | methyl4, 6-dihydrothieno[3, 4-b]thiophene-2-carboxylate | methyl 4, 6-dihydrothieno[3, 4-b]thiophene-2-carboxylate | 4,
Specifications & Purity
≥98%
Storage
Protected from light, Room temperature
Names and Identifiers Pubchem Sid 488194402 Pubchem Sid Url https://pubchem.ncbi.nlm.nih.gov/substance/488194402 Canonical Smiles COC(=O)C1=CC2=C(S1)CSC2 IUPAC Name methyl 4,6-dihydrothieno[3,4-b]thiophene-2-carboxylate InChIKey HHUQUYKPAMERGU-UHFFFAOYSA-N INCHI 1S/C8H8O2S2/c1-10-8(9)6-2-5-3-11-4-7(5)12-6/h2H,3-4H2,1H3 Isomeric SMILES COC(=O)C1=CC2=C(S1)CSC2 Molecular Weight 200.27 Reaxy-Rn 1344614 Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1344614&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 Kingdom Organic compounds Superclass Organoheterocyclic compounds Class Thienothiophenes Subclass Not available Intermediate Tree Nodes Not available Direct Parent Thienothiophenes Alternative Parents Thiophene carboxylic acids and derivatives 2,3,5-trisubstituted thiophenes Methyl esters Heteroaromatic compounds Dialkylthioethers Organooxygen compounds Organic oxides Hydrocarbon derivatives Molecular Framework Aromatic heteropolycyclic compounds Substituents Thienothiophene - 2,3,5-trisubstituted thiophene - Thiophene carboxylic acid or derivatives - Heteroaromatic compound - Methyl ester - Thiophene - Carboxylic acid ester - Dialkylthioether - Thioether - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic heteropolycyclic compound Description This compound belongs to the class of organic compounds known as thienothiophenes. These are organic compounds containing two thiophene rings fused to each other. External Descriptors Not available Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Sensitivity light sensitive Melt Point(°C) 97 °C Molecular Weight 200.300 g/mol XLogP3 1.800 Hydrogen Bond Donor Count 0 Hydrogen Bond Acceptor Count 4 Rotatable Bond Count 2 Exact Mass 199.997 Da Monoisotopic Mass 199.997 Da Topological Polar Surface Area 79.800 Ų Heavy Atom Count 12 Formal Charge 0 Complexity 195.000 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
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