P-Phthalic Acid/Terephthalic acid
Published date: 2024-09-03 11:56:09
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Name | Terephthalic acid | CAS# | 100-21-0 |
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| Price | ￥Inquiry/1kg | Purity | 99.0% | |
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Inquiry | Stock | Inquiry | |
| Product Webpage: | https://xcchemico.com/product/p-phthalic-acid/ | |||
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Product Information
Terephthalic acid, with the molecular formula C8H6O4, is an organic compound and the most widely produced dicarboxylic acid. Solid at room temperature. Heating does not melt, sublimates above 300 ℃. If heated in a closed container, it can melt at 427 ℃. Terephthalic acid is a raw material for the production of polyester, especially polyethylene terephthalate (PET). Product Name: Terephthalic Acid Foreign name: p-phthalic acid 1,4-dicarboxybenzene Alias: 1,4-phthalic acid, phthalic acid, turpentine phthalic acid Chemical formula: C8H6O4 Molecular weight: 166.131 CAS login number: 100-21-0 EINECS login number: 202-830-0 Melting point: 427 ℃ (closed tube) Water solubility: Slightly soluble Density: 1.51 g/cm ³ Appearance: White crystalline powder Flash point: 260 ℃ Application: Manufacturing polyester resin, synthetic fibers, plasticizers, etc Security deion: S26; S36 Hazard symbol: Xi Hazard deion: R36/37/38 environmental effect Health hazards Invasion routes: inhalation, ingestion, transdermal absorption.
Health hazards: It can cause irritation to the eyes, skin, mucous membranes, and upper respiratory tract, and there have been no reports of occupational poisoning. Toxicological data and environmental behavior Toxicity: It belongs to the low toxicity category. Acute toxicity: LD501670mg/kg (intraperitoneal injection in mice); 3200mg/kg (orally administered to rats); 3550mg/kg (orally administered to mice) Dangerous characteristics: There is a risk of combustion when exposed to high heat, open flames, or contact with oxidants. Combustion (decomposition) products: carbon monoxide, carbon dioxide. More
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