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4-Ethoxyaniline structure
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4-Ethoxyaniline

TL;DR: 4-Ethoxyaniline (CAS 156-43-4) is a chemical compound with molecular formula C8H11NO and molecular weight 137.08406 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.

4-ethoxyaniline

Also Known As: p-Phenetidine, 4-ETHOXYANILINE, Phenetidine, 4-Aminophenetole, p-Ethoxyaniline

CAS Number
156-43-4
Molecular Formula
C8H11NO
Molecular Weight
137.08406 g/mol
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Application Areas

Top 5 of 22 IPC patent classification(s) from the SureChEMBL global patent database.

Agrochemicals (213 patents) Analytical Reagents (28 patents) Biotechnology (37 patents) Catalysts (15 patents) Coatings & Adhesives (74 patents)

Technical Specifications

Molecular FormulaC8H11NO
Molecular Weight137.08406 g/mol
XLogP1.2
Topological Polar Surface Area (TPSA)35.3 Ų
Hydrogen Bond Donors1
Hydrogen Bond Acceptors2
Rotatable Bonds2
Exact Mass137.08406 Da
Heavy Atoms10
Complexity87.0
Melting Point36 to 39 °F (NTP, 1992)
Boiling Point482 °F at 760 mmHg (NTP, 1992)
Density1.0652 at 61 °F (NTP, 1992) - Denser than water; will sink
Flash Point240 °F (NTP, 1992)
Vapor Pressure3.48 mmHg at 77 °F (NTP, 1992)
Solubility5 to 10 mg/mL at 68 °F (NTP, 1992)
SMILESCCOC1=CC=C(C=C1)N
InChIKeyIMPPGHMHELILKG-UHFFFAOYSA-N

Product Description

Applications: 4-Ethoxyaniline is used in heterocycle construction in medicinal chemistry and agrochemical discovery, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies 4-Ethoxyaniline (CAS 156-43-4) with custom synthesis available from milligram to multi-kilogram scale, supported by COA, MSDS, and HPLC/NMR/MS documentation.

4-Ethoxyaniline (CAS 156-43-4) is a heterocyclic building block with the molecular formula C8H11NO and a molecular weight of 137.08 g/mol. Key physical properties include a density of 1.0652 at 61 °F (NTP, 1992) - Denser than water; will sink g/cm³, a solubility: 5 to 10 mg/mL at 68 °F (NTP, 1992). It is also known as p-Phenetidine and 4-ETHOXYANILINE.

Custom synthesis and full analytical documentation (COA/MSDS) are available from CoreyChem. Request a quotation with your required quantity and purity for current lead time and pricing.

Chemical Property Profile of 4-Ethoxyaniline

XLogP
1.2
TPSA (Topological Polar Surface Area)
35.3
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
2
Rotatable Bonds
2
Heavy Atoms
10
Complexity
87.0
Exact Mass
137.08406
Monoisotopic Mass
137.08406
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of 4-Ethoxyaniline

The XLogP value of 1.2 suggests moderate lipophilicity, balancing water solubility and membrane permeability for 4-Ethoxyaniline. With a topological polar surface area (TPSA) of 35.3 Ų, 4-Ethoxyaniline exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 4-Ethoxyaniline has 1 hydrogen bond donor(s) and 2 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

Frequently Asked Questions

What is the CAS number of 4-Ethoxyaniline?

The CAS number of 4-Ethoxyaniline is 156-43-4.

What is the molecular formula of 4-Ethoxyaniline?

The molecular formula of 4-Ethoxyaniline is C8H11NO.

What is the molecular weight of 4-Ethoxyaniline?

The molecular weight of 4-Ethoxyaniline is 137.08406 g/mol.

What are the applications of 4-Ethoxyaniline?

4-Ethoxyaniline is used in heterocycle construction in medicinal chemistry and agrochemical discovery, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies 4-Ethoxyaniline (CAS 156-43-4) with...

Where can I buy 4-Ethoxyaniline?

You can request a quote for 4-Ethoxyaniline directly from CoreyChem. Contact us or email [email protected] for pricing and availability.

Does CoreyChem offer custom synthesis for 4-Ethoxyaniline?

Yes, CoreyChem provides custom synthesis services for 4-Ethoxyaniline and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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