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Benzophenone structure
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Benzophenone

TL;DR: Benzophenone (CAS 119-61-9) is a chemical compound with molecular formula C13H10O and molecular weight 182.07317 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.

diphenylmethanone

Also Known As: BENZOPHENONE, diphenylmethanone, Diphenyl ketone, Benzoylbenzene, Phenyl ketone

CAS Number
119-61-9
Molecular Formula
C13H10O
Molecular Weight
182.07317 g/mol
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Application Areas

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

Agrochemicals (2466 patents) Analytical Reagents (1479 patents) Biotechnology (1597 patents) Catalysts (1148 patents) Coatings & Adhesives (7707 patents)

Technical Specifications

Molecular FormulaC13H10O
Molecular Weight182.07317 g/mol
XLogP3.4
Topological Polar Surface Area (TPSA)17.1 Ų
Hydrogen Bond Donors0
Hydrogen Bond Acceptors1
Rotatable Bonds2
Exact Mass182.07317 Da
Heavy Atoms14
Complexity165.0
Melting Pointalpha-118.6 °F; beta-79 °F; gamma-117 °F. (NTP, 1992)
Boiling Point582.6 °F at 760 mmHg (NTP, 1992)
Density1.085 at 122 °F (USCG, 1999) - Denser than water; will sink
Flash Pointgreater than 270 °F (USCG, 1999)
Vapor Pressure0.00193 [mmHg]
Refractive IndexIndex of refraction = 1.6077 at 19 °C
SolubilityInsoluble (<1 mg/ml at 77 °F) (NTP, 1992)
SMILESC1=CC=C(C=C1)C(=O)C2=CC=CC=C2
InChIKeyRWCCWEUUXYIKHB-UHFFFAOYSA-N

Product Description

Applications: Benzophenone is used in polymer chemistry and functional materials synthesis, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. Available from CoreyChem as both catalog item and custom-synthesis project (mg to ton scale), with full analytical documentation (COA, MSDS, HPLC, NMR, MS).

Benzophenone (CAS 119-61-9) is a polymer intermediate with the molecular formula C13H10O and a molecular weight of 182.07 g/mol. Key physical properties include a density of 1.085 at 122 °F (USCG, 1999) - Denser than water; will sink g/cm³, a solubility: Insoluble (<1 mg/ml at 77 °F) (NTP, 1992). Synonyms include BENZOPHENONE and diphenylmethanone.

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 Benzophenone

XLogP
3.4
TPSA (Topological Polar Surface Area)
17.1
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
1
Rotatable Bonds
2
Heavy Atoms
14
Complexity
165.0
Exact Mass
182.07317
Monoisotopic Mass
182.07317
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 Benzophenone

The XLogP value of 3.4 indicates that Benzophenone is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 17.1 Ų, Benzophenone exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Benzophenone has 0 hydrogen bond donor(s) and 1 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

Frequently Asked Questions

What is the CAS number of Benzophenone?

The CAS number of Benzophenone is 119-61-9.

What is the molecular formula of Benzophenone?

The molecular formula of Benzophenone is C13H10O.

What is the molecular weight of Benzophenone?

The molecular weight of Benzophenone is 182.07317 g/mol.

What are the applications of Benzophenone?

Benzophenone is used in polymer chemistry and functional materials synthesis, as well as pharmaceutical synthesis routes and API production. It commonly serves as a versatile building block for organic synthesis. Available from CoreyChem as both catalog item and custom-synthesis project (mg to...

Where can I buy Benzophenone?

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

Does CoreyChem offer custom synthesis for Benzophenone?

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

Related Articles

Photoinitiator / UV Absorber 2026-06-19 11:17:36.435811

Benzophenone (CAS 119-61-9) — Photoinitiator and UV Absorber FAQ Guide

**Benzophenone (CAS 119-61-9)** is a photoinitiator and uv absorber with the molecular formula **C₁₃H₁₀O** and molecular weight **182.22 g/mol**. [SRC-001] The IUPAC systematic name is **diphenylmethanone**. [SRC-001] It appears as a **white crystalline solid with rose-like odor**.

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