Terephthalic acid is a benzenedicarboxylic acid carrying carboxy groups at positions 1 and 4. One of three possible isomers of benzenedicarboxylic acid, the others being phthalic and isophthalic acids. It is a conjugate acid of a terephthalate(1-).
Resource Snapshot
A clean commercial summary with category, brand, quantity, and packing details for quick review.
Categories, Brands & Certifications
Each linked card opens the matching archive so buyers can continue browsing the same category, brand, or certification family.
Categories
Archive links for the linked specialty, market, or solution categories.
Brands
Browse the linked manufacturer and supplier archives attached to this resource.
Structure & Safety Visuals
Use these visuals to keep the chemical page aligned with technical identity and hazard communication.
Structure Preview
Selected GHS Pictograms
Flame
Flammable materials, self-reactives, and pyrophorics.
Corrosion
Corrosive to metals, skin, or eyes.
Health Hazard
Carcinogen, respiratory sensitizer, and target-organ risks.
Identity & Reference
A compact profile inspired by professional chemical reference layouts for fast technical review.
| CAS Number | 100-21-0 |
|---|---|
| Synonyms | TEREPHTHALIC ACID, 100-21-0, p-Phthalic acid, 1,4-Benzenedicarboxylic acid, benzene-1,4-dicarboxylic acid, p-Dicarboxybenzene, 1,4-dicarboxybenzene, p-Benzenedicarboxylic acid, p-Carboxybenzoic acid, Acide terephtalique, Tephthol, para-Phthalic acid, 4-Carboxybenzoic Acid, TA-33MP, Kyselina tereftalova, WR 16262, NSC 36973, TA 12, 6S7NKZ40BQ, DTXSID6026080, NSC-36973, DTXCID006080, CHEBI:15702, hydron;terephthalate |
| Molecular Formula | C8H6O4 |
| Molecular Weight | 166.13 |
Structure & Safety
Keep the registry, naming, and selected hazard visuals aligned with the reference record.
| PubChem CID | 7489 |
|---|---|
| IUPAC Name | terephthalic acid |
| SMILES | C1=CC(=CC=C1C(=O)O)C(=O)O |
| InChI Key | KKEYFWRCBNTPAC-UHFFFAOYSA-N |
Commercial Specification
Use this section for the saleable grade, presentation, handling readiness, and direct sale pricing of the product.
| Purity / Grade | Highly Pure |
|---|
Availability & Supply
Keep the selling market, origin, and customer-facing supply coverage visible on the same detail page.
| Available In | Pakistan / China |
|---|---|
| Serving Areas | Pakistan |
Related Products
These products are selected from matching titles, identifiers, categories, and related supply signals so buyers can move from resource research to enquiry faster.
Powerful Degreaser for HoReCa, Industrial Applications, and Automobile Engines | Alkemist | 10 LITERS
Grade: industrial / comercial
FAQ
What is p-Phthalic acid and where is it supplied?
CAS Number: 100-21-0. Grade: Highly Pure. Available in Pakistan / China. Serving areas include Pakistan.
What are the main applications of p-Phthalic acid?
Application details can be managed from the editor and shown directly on the chemical detail page for Pakistan market buyers.
How can buyers request a quote for p-Phthalic acid?
Use the quote or enquiry action on this page to send a Pakistan market enquiry directly: https://waterchemicalssolution.com/enquiry-portal/?resource_id=2818&product_name=p-Phthalic%20acid&type=Chemical&cas_number=100-21-0&grade=Highly%20Pure&market=Pakistan%20/%20China&serving_areas=Pakistan&supplier_context=ALKEMIST%20|%20Dealer%20/%20Seller%20in%20Pakistan