4,4'-Dimethyl-trans-stilbene - ≥99%(GC) , CAS No.18869-29-9

CAS: 18869-29-9 Cat. No.: D131820 Molecular Weight: 208.3
AVAILABLE TO ORDER
GRADE & PURITY ≥99%(GC)
Synonyms
5-(Carboxymethyl)-2-methyl-1-phenyl-1H-pyrrole-3-carboxylic acid | AKOS002312383 | 1,2-Di-p-tolylethene | D2708 | (E)-1,2-Bis(4-methylphenyl)ethene | 4,4'-Dimethyl trans-stilbene | MFCD00136904 | 1-methyl-4-[(E)-2-(p-tolyl)-vinyl]-benzene | 4,4'-Dimethyl-
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
200mg
D131820-200mg
3

$19.90

$29.90
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1g
D131820-1g
3

$70.90

$106.90
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5g
D131820-5g
4

$181.90

$272.90
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25g
D131820-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$701.90

$1,052.90
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Why this grade

≥99%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

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
5-(Carboxymethyl)-2-methyl-1-phenyl-1H-pyrrole-3-carboxylic acid | AKOS002312383 | 1, 2-Di-p-tolylethene | D2708 | (E)-1, 2-Bis(4-methylphenyl)ethene | 4, 4'-Dimethyl trans-stilbene | MFCD00136904 | 1-methyl-4-[(E)-2-(p-tolyl)-vinyl]-benzene | 4, 4'-Dimethyl-
Specifications & Purity
≥99%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥99%(GC)
Names and Identifiers
Pubchem Sid488195562
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488195562
Canonical SmilesCC1=CC=C(C=C1)C=CC2=CC=C(C=C2)C
IUPAC Name1-methyl-4-[(E)-2-(4-methylphenyl)ethenyl]benzene
InChIKeyKINZBJFIDFZQCB-VAWYXSNFSA-N
INCHI1S/C16H16/c1-13-3-7-15(8-4-13)11-12-16-9-5-14(2)6-10-16/h3-12H,1-2H3/b12-11+
Isomeric SMILES CC1=CC=C(C=C1)/C=C/C2=CC=C(C=C2)C
Molecular Weight 208.3
Reaxy-Rn 1907551
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1907551&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
SuperclassPhenylpropanoids and polyketides
ClassStilbenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentStilbenes
Alternative Parents Styrenes  Toluenes  Aromatic hydrocarbons  Cyclic olefins  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Stilbene - Styrene - Toluene - Benzenoid - Monocyclic benzene moiety - Aromatic hydrocarbon - Cyclic olefin - Unsaturated hydrocarbon - Olefin - Hydrocarbon - 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





Associated Targets(non-human)
Staphylococcus aureus (210822 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Escherichia coli (133304 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Aspergillus niger (16508 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Penicillium chrysogenum (1593 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

8 results found

Lot NumberCertificate TypeDateItem
A2119363Certificate of AnalysisMay 21, 2026 D131820
H2211448Certificate of AnalysisFeb 04, 2026 D131820
L2427219Certificate of AnalysisDec 31, 2024 D131820
K2411055Certificate of AnalysisNov 18, 2024 D131820
H2211458Certificate of AnalysisAug 17, 2022 D131820
F2320116Certificate of AnalysisAug 17, 2022 D131820
H2211450Certificate of AnalysisAug 16, 2022 D131820
F2320105Certificate of AnalysisAug 16, 2022 D131820
Chemical and Physical Properties
Melt Point(°C)183 °C
Molecular Weight208.300 g/mol
XLogP34.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count2
Exact Mass208.125 Da
Monoisotopic Mass208.125 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count16
Formal Charge0
Complexity188.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
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