Phthalic Acid
TL;DR: Phthalic Acid (CAS 88-99-3) is a chemical compound with molecular formula C8H6O4 and molecular weight 166.02661 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.
phthalic acid
Also Known As: phthalic acid, Pathalic acid, o-phthalic acid, 1,2-benzenedicarboxylic acid, o-dicarboxybenzene
Application Areas
Top 5 of 22 IPC patent classification(s) from the SureChEMBL global patent database.
Technical Specifications
| Molecular Formula | C8H6O4 |
| Molecular Weight | 166.02661 g/mol |
| XLogP | 0.7 |
| Topological Polar Surface Area (TPSA) | 74.6 Ų |
| Hydrogen Bond Donors | 2 |
| Hydrogen Bond Acceptors | 4 |
| Rotatable Bonds | 2 |
| Exact Mass | 166.02661 Da |
| Heavy Atoms | 12 |
| Complexity | 177.0 |
| Melting Point | 410 to 412 °F (decomposes) (NTP, 1992) |
| Boiling Point | Decomposes (NTP, 1992) |
| Density | 1.593 at 68 °F (NTP, 1992) - Denser than water; will sink |
| Flash Point | 334 °F (NTP, 1992) |
| Vapor Pressure | 0.00000064 [mmHg] |
| Solubility | less than 1 mg/mL at 68 °F (NTP, 1992) |
| SMILES | C1=CC=C(C(=C1)C(=O)O)C(=O)O |
| InChIKey | XNGIFLGASWRNHJ-UHFFFAOYSA-N |
Product Description
Applications: Phthalic Acid 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).
A polymer intermediate supplied by CoreyChem, Phthalic Acid (CAS 88-99-3) has the molecular formula C8H6O4 and a molecular weight of 166.03 g/mol. Reported properties include a density of 1.593 at 68 °F (NTP, 1992) - Denser than water; will sink g/cm³, a solubility: less than 1 mg/mL at 68 °F (NTP, 1992). Synonyms include phthalic acid and Pathalic acid.
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 Phthalic Acid
Property Insights of Phthalic Acid
The XLogP value of 0.7 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Phthalic Acid. The TPSA of 74.6 Ų falls within the moderate polarity range, balancing permeability and solubility for Phthalic Acid. Following Lipinski's Rule of Five, Phthalic Acid has 2 hydrogen bond donor(s) and 4 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.
Frequently Asked Questions
What is the CAS number of Phthalic Acid?
The CAS number of Phthalic Acid is 88-99-3.
What is the molecular formula of Phthalic Acid?
The molecular formula of Phthalic Acid is C8H6O4.
What is the molecular weight of Phthalic Acid?
The molecular weight of Phthalic Acid is 166.02661 g/mol.
What are the applications of Phthalic Acid?
Phthalic Acid 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 Phthalic Acid?
You can request a quote for Phthalic Acid directly from CoreyChem. Contact us or email [email protected] for pricing and availability.
Does CoreyChem offer custom synthesis for Phthalic Acid?
Yes, CoreyChem provides custom synthesis services for Phthalic Acid and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.