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Doxepin structure
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Doxepin

TL;DR: Doxepin (CAS 1668-19-5) is a chemical compound with molecular formula C19H21NO and molecular weight 279.16232 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.

3-(6H-benzo[c][1]benzoxepin-11-ylidene)-N,N-dimethylpropan-1-amine

Also Known As: doxepin, Doxepine, Doxepina, Sinequan, Doxepinum

CAS Number
1668-19-5
Molecular Formula
C19H21NO
Molecular Weight
279.16232 g/mol
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Application Areas

Top 5 of 18 IPC patent classification(s) from the SureChEMBL global patent database.

Agrochemicals (143 patents) Analytical Reagents (532 patents) Biotechnology (1596 patents) Catalysts (23 patents) Coatings & Adhesives (32 patents)

Technical Specifications

Molecular FormulaC19H21NO
Molecular Weight279.16232 g/mol
XLogP4.3
Topological Polar Surface Area (TPSA)12.5 Ų
Hydrogen Bond Donors0
Hydrogen Bond Acceptors2
Rotatable Bonds3
Exact Mass279.16232 Da
Heavy Atoms21
Complexity363.0
Melting Point185-191 ºC
Boiling Point154-157 ºC at 0.03 mmHg
Solubility31.6
SMILESCN(C)CCC=C1C2=CC=CC=C2COC3=CC=CC=C31
InChIKeyODQWQRRAPPTVAG-UHFFFAOYSA-N

Product Description

Applications: Doxepin is used in pharmaceutical synthesis routes and API production, as well as heterocycle construction in medicinal chemistry and agrochemical discovery. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies Doxepin (CAS 1668-19-5) with custom synthesis available from milligram to multi-kilogram scale, supported by COA, MSDS, and HPLC/NMR/MS documentation.

Doxepin is a pharmaceutical intermediate identified by CAS number 1668-19-5 and the molecular formula C19H21NO and a molecular weight of 279.16 g/mol. Physically, the compound has a solubility: 31.6. It is also known as doxepin and Doxepine.

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 Doxepin

XLogP
4.3
TPSA (Topological Polar Surface Area)
12.5
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
2
Rotatable Bonds
3
Heavy Atoms
21
Complexity
363.0
Exact Mass
279.16232
Monoisotopic Mass
279.16232
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 Doxepin

The XLogP value of 4.3 indicates that Doxepin is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 12.5 Ų, Doxepin exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Doxepin has 0 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 Doxepin?

The CAS number of Doxepin is 1668-19-5.

What is the molecular formula of Doxepin?

The molecular formula of Doxepin is C19H21NO.

What is the molecular weight of Doxepin?

The molecular weight of Doxepin is 279.16232 g/mol.

What are the applications of Doxepin?

Doxepin is used in pharmaceutical synthesis routes and API production, as well as heterocycle construction in medicinal chemistry and agrochemical discovery. It commonly serves as a versatile building block for organic synthesis. CoreyChem supplies Doxepin (CAS 1668-19-5) with custom synthesis...

Where can I buy Doxepin?

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

Does CoreyChem offer custom synthesis for Doxepin?

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

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