4,5-Dihydrothieno[2,3-c]pyran-7-one - ≥97% , CAS No.28424-70-6

CAS: 28424-70-6 Cat. No.: D961945 PubChem CID: 12207890
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Storage
Room temperature
 ·  off list, applied to all prices below.
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100mg
D961945-100mg
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$234.90
250mg
D961945-250mg
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$385.90
1g
D961945-1g
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$1,036.90
5g
D961945-5g
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$4,036.90
10g
D961945-10g
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$6,436.90
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Why this grade

≥97% 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

Specifications & Purity
≥97%
Storage
Room temperature
Purity
≥97%
Names and Identifiers
Canonical SmilesC1COC(=O)C2=C1C=CS2
IUPAC Name4,5-dihydrothieno[2,3-c]pyran-7-one
InChIKeyUUYBKHZVYJDKGE-UHFFFAOYSA-N
INCHI1S/C7H6O2S/c8-7-6-5(1-3-9-7)2-4-10-6/h2,4H,1,3H2
Isomeric SMILES C1COC(=O)C2=C1C=CS2
PubChem CID 12207890

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.

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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
SuperclassOrganoheterocyclic compounds
ClassThienopyrans
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentThienopyrans
Alternative Parents Pyrans  Thiophenes  Heteroaromatic compounds  Lactones  Carboxylic acid esters  Oxacyclic compounds  Monocarboxylic acids and derivatives  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Thienopyran - Pyran - Heteroaromatic compound - Thiophene - Lactone - Carboxylic acid ester - Oxacycle - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as thienopyrans. These are heterocyclic compounds containing a thiophene ring fused to a pyran ring. Thiophene is 5-membered ring consisting of four carbon atoms and one sulfur atom. Pyran a six-membered heterocyclic, non-aromatic ring, made up of five carbon atoms and one oxygen atom and containing two double bonds.
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:
Chemical and Physical Properties
Molecular Weight154.190 g/mol
XLogP31.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass154.009 Da
Monoisotopic Mass154.009 Da
Topological Polar Surface Area54.500 Ų
Heavy Atom Count10
Formal Charge0
Complexity158.000
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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