The production plant of terephthalic acid (PTA) provides a complete range of applications including polyester fibers, polyester bottle blanks, industrial yarns, special polyesters, films, etc. (CAS 100-21-0)

The production plant of terephthalic acid (PTA) provides a complete range of applications including polyester fibers, polyester bottle blanks, industrial yarns, special polyesters, films, etc. (CAS 100-21-0) is a chemical compound registered under number CAS 100-21-0, with the molecular formula C₈H₆O₄, and a molar mass of 166.13 g/mol.

The molecule contains 18 atoms connected by 18 chemical bonds. The full systematic IUPAC name of this compound is terephthalic acid. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, the partition coefficient logP = 2 (positive value, a lipophilic compound), polar surface area PSA = 74.6 Ų, 2 donors and 4 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The widget above may be used for educational, research and commercial purposes.

Wzór sumaryczny	C8H6O4
Masa molowa	166.13 g/mol
IUPAC	terephthalic acid
SMILES	C1=CC(=CC=C1C(=O)O)C(=O)O
InChIKey	KKEYFWRCBNTPAC-UHFFFAOYSA-N
logP (XLogP3)	2
PSA	74.6 Ų
HBD / HBA	2 / 4
PubChem CID	CID 7489 ↗

Sygnał: Niebezpieczeństwo

H320 — H320

H335 — Może powodować podrażnienie dróg oddechowych

H372 — Powoduje uszkodzenie narządów poprzez długotrwałe lub powtarzane narażenie

H302 — Działa szkodliwie po połknięciu

H316 — H316

H361 — Podejrzewa się, że działa szkodliwie na płodność lub na dziecko w łonie matki

H373 — Może powodować uszkodzenie narządów poprzez długotrwałe lub powtarzane narażenie

TEREPHTHALIC ACID · 100-21-0 · p-Phthalic acid · 1,4-Benzenedicarboxylic acid · benzene-1,4-dicarboxylic acid · p-Dicarboxybenzene · 1,4-dicarboxybenzene · Acide terephtalique · p-Benzenedicarboxylic acid · p-Carboxybenzoic acid · Tephthol · para-Phthalic acid · Kyselina tereftalova · 4-Carboxybenzoic Acid · TA-33MP

• 📊 PubChem CID 7489 — NIH
• 🔬 NIST WebBook — spektroskopia
• 💊 ChEMBL — bioaktywność

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