1,3,5-Triscarboxyphenylethynylbenzene - ≥95% , CAS No.205383-17-1

CAS: 205383-17-1 Cat. No.: T168427 Molecular Weight: 510.49 PubChem CID: 67068300
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
1,3,5-Tris(4-carboxyphenylethynyl)benzene | 4,4',4''-(benzene-1,3,5-triyltris(ethyne-2,1-diyl))tribenzoicacid | Benzoic acid, 4,4',4''-(1,3,5-benzenetriyltri-2,1-ethynediyl)tris- | A913144 | 4,4',4''-(Benzene-1,3,5-triyltris(ethyne-2,1-diyl))tribenzoic ac
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
T168427-250mg
3
$80.90
1g
T168427-1g
5
$269.90
5g
T168427-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$944.90
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Argon charged,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
1, 3, 5-Tris(4-carboxyphenylethynyl)benzene | 4, 4', 4''-(benzene-1, 3, 5-triyltris(ethyne-2, 1-diyl))tribenzoicacid | Benzoic acid, 4, 4', 4''-(1, 3, 5-benzenetriyltri-2, 1-ethynediyl)tris- | A913144 | 4, 4', 4''-(Benzene-1, 3, 5-triyltris(ethyne-2, 1-diyl))tribenzoic ac
Specifications & Purity
≥95%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Pubchem Sid488202087
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488202087
Canonical SmilesC1=CC(=CC=C1C#CC2=CC(=CC(=C2)C#CC3=CC=C(C=C3)C(=O)O)C#CC4=CC=C(C=C4)C(=O)O)C(=O)O
IUPAC Name4-[2-[3,5-bis[2-(4-carboxyphenyl)ethynyl]phenyl]ethynyl]benzoic acid
InChIKeyNIJMZBWVSRWZFZ-UHFFFAOYSA-N
INCHI1S/C33H18O6/c34-31(35)28-13-7-22(8-14-28)1-4-25-19-26(5-2-23-9-15-29(16-10-23)32(36)37)21-27(20-25)6-3-24-11-17-30(18-12-24)33(38)39/h7-21H,(H,34,35)(H,36,37)(H,38,39)
Isomeric SMILES C1=CC(=CC=C1C#CC2=CC(=CC(=C2)C#CC3=CC=C(C=C3)C(=O)O)C#CC4=CC=C(C=C4)C(=O)O)C(=O)O
PubChem CID 67068300
Molecular Weight 510.49

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.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassPhenylpropanoids and polyketides
ClassDiarylheptanoids
SubclassLinear diarylheptanoids
Intermediate Tree Nodes Not available
Direct ParentLinear diarylheptanoids
Alternative Parents Benzoic acids  Benzoyl derivatives  Carboxylic acids  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Linear 1,7-diphenylheptane skeleton - Benzoic acid - Benzoic acid or derivatives - Benzoyl - Benzenoid - Monocyclic benzene moiety - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as linear diarylheptanoids. These are diarylheptanoids with an open heptane chain. The two aromatic rings are linked only by the heptane chain.
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.

5 results found

Lot NumberCertificate TypeDateItem
E2308054Certificate of AnalysisFeb 04, 2026 T168427
L2212164Certificate of AnalysisSep 24, 2025 T168427
L2212165Certificate of AnalysisSep 24, 2025 T168427
L2212166Certificate of AnalysisSep 24, 2025 T168427
L2212168Certificate of AnalysisSep 24, 2025 T168427
Chemical and Physical Properties
Melt Point(°C)222-223(decomposition)
Molecular Weight510.500 g/mol
XLogP36.600
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count6
Rotatable Bond Count9
Exact Mass510.11 Da
Monoisotopic Mass510.11 Da
Topological Polar Surface Area112.000 Ų
Heavy Atom Count39
Formal Charge0
Complexity950.000
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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