(4-Ethynylphenyl)trimethylsilane - ≥96% , CAS No.16116-92-0

CAS: 16116-92-0 Cat. No.: E305083 Molecular Weight: 174.32 EC Number: 834-689-1
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
OUJWQLJTMSFUJI-UHFFFAOYSA-N | AKOS037621302 | (4-Ethynylphenyl)trimethylsilane | (4-ethynylphenyl)-trimethylsilane | 1-ethynyl-4-(trimethylsilyl)benzene | E1362 | MFCD26394823 | T71876 | p-trimethylsilylphenylacetylene | (4-Ethynylphenyl)(trimethyl)silane
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
E305083-250mg
3

$43.90

$65.90
Save $22.00 (33.38%)
1g
E305083-1g
2

$74.90

$112.90
Save $38.00 (33.66%)
5g
E305083-5g
1

$295.90

$443.90
Save $148.00 (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
OUJWQLJTMSFUJI-UHFFFAOYSA-N | AKOS037621302 | (4-Ethynylphenyl)trimethylsilane | (4-ethynylphenyl)-trimethylsilane | 1-ethynyl-4-(trimethylsilyl)benzene | E1362 | MFCD26394823 | T71876 | p-trimethylsilylphenylacetylene | (4-Ethynylphenyl)(trimethyl)silane
Specifications & Purity
≥96%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥96%
Names and Identifiers
Canonical SmilesC[Si](C)(C)C1=CC=C(C=C1)C#C
IUPAC Name(4-ethynylphenyl)-trimethylsilane
InChIKeyOUJWQLJTMSFUJI-UHFFFAOYSA-N
INCHI1S/C11H14Si/c1-5-10-6-8-11(9-7-10)12(2,3)4/h1,6-9H,2-4H3
Isomeric SMILES C[Si](C)(C)C1=CC=C(C=C1)C#C
Molecular Weight 174.32
Reaxy-Rn 2828441
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2828441&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

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganometallic compounds
ClassOrganometalloid compounds
SubclassOrganosilicon compounds
Intermediate Tree Nodes Not available
Direct ParentAlkylarylsilanes
Alternative Parents Benzene and substituted derivatives  Acetylides  Hydrocarbon derivatives  Alkylsilanes  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alkylarylsilane - Benzenoid - Monocyclic benzene moiety - Acetylide - Hydrocarbon derivative - Alkylsilane - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alkylarylsilanes. These are organosilicon compounds with the general formula R[Si]R' (R = alkyl, R' = aryl).
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.

6 results found

Lot NumberCertificate TypeDateItem
A2412356Certificate of AnalysisDec 09, 2023 E305083
A2412357Certificate of AnalysisDec 09, 2023 E305083
A2412358Certificate of AnalysisDec 09, 2023 E305083
A2412359Certificate of AnalysisDec 09, 2023 E305083
A2412360Certificate of AnalysisDec 09, 2023 E305083
A2412361Certificate of AnalysisDec 09, 2023 E305083
Chemical and Physical Properties
SensitivityMoisture Sensitive,Heat Sensitive
Refractive Index1.52
Flash Point(°C)69 °C
Boil Point(°C)75°C/4mmHg(lit.)
Molecular Weight174.310 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count2
Exact Mass174.086 Da
Monoisotopic Mass174.086 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count12
Formal Charge0
Complexity183.000
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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