2,2'-(Oxybis(4,1-phenylene))bis(1-phenylethane-1,2-dione) - ≥98% , CAS No.21454-19-3

CAS: 21454-19-3 Cat. No.: B708533 Molecular Weight: 434.4 PubChem CID: 3106710
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Room temperature
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Size
Status
Price
Qty
1g
B708533-1g
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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

Specifications & Purity
≥98%
Storage
Room temperature
Purity
≥98%
Names and Identifiers
Canonical SmilesC1=CC=C(C=C1)C(=O)C(=O)C2=CC=C(C=C2)OC3=CC=C(C=C3)C(=O)C(=O)C4=CC=CC=C4
IUPAC Name1-[4-[4-(2-oxo-2-phenylacetyl)phenoxy]phenyl]-2-phenylethane-1,2-dione
InChIKeyFCZHLLCAHJUHAZ-UHFFFAOYSA-N
INCHI1S/C28H18O5/c29-25(19-7-3-1-4-8-19)27(31)21-11-15-23(16-12-21)33-24-17-13-22(14-18-24)28(32)26(30)20-9-5-2-6-10-20/h1-18H
Isomeric SMILES C1=CC=C(C=C1)C(=O)C(=O)C2=CC=C(C=C2)OC3=CC=C(C=C3)C(=O)C(=O)C4=CC=CC=C4
PubChem CID 3106710
Molecular Weight 434.4

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.

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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
SuperclassPhenylpropanoids and polyketides
ClassStilbenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentStilbenes
Alternative Parents Diphenylethers  Diarylethers  Phenoxy compounds  Phenol ethers  Benzoyl derivatives  Aryl ketones  Alpha-diketones  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Stilbene - Diphenylether - Diaryl ether - Benzoyl - Phenoxy compound - Phenol ether - Aryl ketone - Monocyclic benzene moiety - Benzenoid - Alpha-diketone - Ketone - Ether - Organic oxygen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as stilbenes. These are organic compounds containing a 1,2-diphenylethylene moiety. Stilbenes (C6-C2-C6 ) are derived from the common phenylpropene (C6-C3) skeleton building block. The introduction of one or more hydroxyl groups to a phenyl ring lead to stilbenoids.
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 Weight434.400 g/mol
XLogP35.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count5
Rotatable Bond Count8
Exact Mass434.115 Da
Monoisotopic Mass434.115 Da
Topological Polar Surface Area77.500 Ų
Heavy Atom Count33
Formal Charge0
Complexity640.000
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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