4-Ethynylaniline(P-APAC) - ≥98%(HPLC) , CAS No.14235-81-5

CAS: 14235-81-5 Cat. No.: E156336 Formule: C8H7N Poids moléculaire: 117.15 Beilstein Registry Number: 2205180 Numéro CE: 628-948-6
DISPONIBLE À COMMANDE
GRADE & PURITY ≥98%(HPLC)
Synonyms
P-APAC | p-aminophenylacetylene | p-aminophenyl-acetylene | AKOS005257063 | 1T-1123 | MFCD00168824 | Benzenamine, 4-ethynyl- | SY035744 | F13709 | 4-Ethynyl-phenylamine | SCHEMBL106193 | E0505 | (4-ethynylphenyl)amine | (4-ethynyl-phenyl)-amine | 1-Amino-
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
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Size
Allemagne (EU)
USA*
Price
Qty
1g
E156336-1g
—
2 En stock
8,59€
5g
E156336-5g
—
En stock ≥10

12,06€

20,74€
Enregistrer 8,68 € (41.84%)
10g
E156336-10g
Sur commande · 8–12 semaines

23,34€

35,49€
Enregistrer 12,15 € (34.23%)
25g
E156336-25g
—
3 En stock

56,32€

78,01€
Enregistrer 21,69 € (27.81%)
100g
E156336-100g
—
3 En stock

222,92€

277,59€
Enregistrer 54,67 € (19.69%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice 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 13 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Vue d’ensemble

4-Ethynylaniline, also known as p-ethynylaniline, is a terminal alkyne. Its synthesis using 2-methyl-3-butyn-2-ol (MEBYNOL) has been reported. The transition metal catalyzed polymerization of 4-ethynylaniline to afford poly(4-ethynylaniline) has been reported.The impact of the surface functionalization with 4-ethynylaniline on the thermal behavior of multi-walled carbon nanotubes (MWNTs) and graphene has been investigated.

4-Ethynylaniline may be used in the synthesis of N-methyliminodiethyl 4-(4-ethynylphenyliminomethyl)benzeneboronate. It can also be used to prepare an acetylene ligand, HC2-NDI (NDI= 1,4,5,8-naphthalenediimide).

Used as an alkyne component in a synthesis of indoles from nitroarenes in the presence of a palladium-phenantroline catalyst.

Specifications

Synonymes
P-APAC | p-aminophenylacetylene | p-aminophenyl-acetylene | AKOS005257063 | 1T-1123 | MFCD00168824 | Benzenamine, 4-ethynyl- | SY035744 | F13709 | 4-Ethynyl-phenylamine | SCHEMBL106193 | E0505 | (4-ethynylphenyl)amine | (4-ethynyl-phenyl)-amine | 1-Amino-
Spécifications et pureté
≥98%(HPLC)
Conditions de stockage de stockage
Store at 2-8°C,Protected from light,Argon charged
Expédié en
Wet ice
Ce produit nécessite l'expédition en chaîne froide. Les services terrestres et autres services économiques ne sont pas disponibles.
Pureté
≥98%(HPLC)
Noms et identifiants
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504762710
Sourires canoniques
C#CC1=CC=C(C=C1)N
IUPAC Name
4-ethynylaniline
InChIKey
JXYITCJMBRETQX-UHFFFAOYSA-N
INCHI
1S/C8H7N/c1-2-7-3-5-8(9)6-4-7/h1,3-6H,9H2
Isomères SMILES
C#CC1=CC=C(C=C1)N
WGK Allemagne
3
Poids moléculaire
117.15
Beilstein
2205180
Reaxy-Rn
2205181
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2205181&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
SuperclassBenzenoids
ClasseBenzene and substituted derivatives
SubclassAniline and substituted anilines
Intermediate Tree Nodes Not available
Direct ParentAniline and substituted anilines
Alternative Parents Acetylides  Primary amines  Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Aniline or substituted anilines - Acetylide - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Primary amine - Organonitrogen compound - Amine - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aniline and substituted anilines. These are organic compounds containing an aminobenzene moiety.
External Descriptors Not available
Structure 3D
Modèle de structure chimique interactif





Certificats (CoA, COO, BSE/TSE et tableau d'analyse)
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.

18 results found

Lot NumberCertificate TypeDateArticle
E2223093Certificate of AnalysisMar 11, 2026 E156336
E2223089Certificate of AnalysisMar 11, 2026 E156336
E2223085Certificate of AnalysisMar 11, 2026 E156336
B2625554Certificate of AnalysisJan 30, 2026 E156336
B2625579Certificate of AnalysisJan 30, 2026 E156336
B2625578Certificate of AnalysisJan 30, 2026 E156336
B2625555Certificate of AnalysisJan 30, 2026 E156336
H2508363Certificate of AnalysisJul 24, 2025 E156336
H2508364Certificate of AnalysisJul 24, 2025 E156336
H2508365Certificate of AnalysisJul 24, 2025 E156336
C2511237Certificate of AnalysisJun 12, 2024 E156336
F1826040Certificate of AnalysisApr 27, 2022 E156336
C2512276Certificate of AnalysisMar 10, 2022 E156336
D2507097Certificate of AnalysisMar 10, 2022 E156336
E2223084Certificate of AnalysisMar 10, 2022 E156336
A2426052Certificate of AnalysisMar 10, 2022 E156336
E2512058Certificate of AnalysisMar 10, 2022 E156336
J2429172Certificate of AnalysisMar 10, 2022 E156336
Propriétés chimiques et physiques
SensibilitéMoisture & air & light sensitive
Point de fusion (°C)98-102 °C
Poids moléculaire117.150 g/mol
XLogP31.300
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count1
Exact Mass117.058 Da
Monoisotopic Mass117.058 Da
Topological Polar Surface Area26.000 Ų
Heavy Atom Count9
Formal Charge0
Complexity123.000
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
Citations of This Product
Calculateurs de solution
Avis

Avis des clients

Foire aux questions

What is the purity of this product, and how is it determined?
This product is supplied at ≥98% purity, determined by HPLC. Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at 2–8 °C, protected from light, under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
How is this product shipped?
This product ships chilled on wet ice. Unpack on arrival and transfer it to the storage condition stated above.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 14235-81-5, the molecular formula is C8H7N, and the molecular weight is 117.15 g/mol. InChIKey JXYITCJMBRETQX-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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