Trichloreddikesyre (TCA) CAS 76-03-9
Kemisk navn: Trichloreddikesyre
Synonyme navne:TCA;acidtrichloracetique(fransk);
Afblokering af trichloreddikesyreopløsning
CAS-nr76-03-9
Molekylformel:C2HCl3O2
Molekylær vægt:163.39
EINECS Ingen:200-927-2
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Strukturel formel:
Produkt beskrivelse:
Varer |
Specifikationer |
Udseende |
Hvidt pulver |
Assay, % |
99.0MIN |
smeltepunkt |
54-58 °C (lit.) |
kogepunkt |
196 °C (lit.) |
Density |
1.62 g/ml ved 25 °C (lit.) |
Dampdensitet |
<1 (i forhold til luft) |
Ejendomme og Brug:
Trichloroacetic acid (TCA for short), with the chemical formula C₂HCl₃O₂, is a strongly acidic compound, usually in the form of colorless crystals or white powder. It is a trichloro derivative of acetic acid and is highly corrosive and irritating.
1. Chemical synthesis and industrial application
Synthetic intermediates: TCA is used as a key intermediate in chemical synthesis and is used in the production of amino acids, drugs, dyes and fragrances.
Agricultural chemicals: Used in the production of herbicides and fungicides to help control the growth of pests and weeds and enhance agricultural production efficiency.
Water treatment: In the water treatment process, TCA is used to remove organic pollutants, especially those that are difficult to treat.
2. Medicine and biology
Dermatology treatment: TCA is used in dermatology for chemical peeling, which can remove dead skin cells on the surface and improve skin texture. It is often used to treat acne, pigmentation and skin aging.
Cell research: It is also used for the fixation and processing of cells and tissues, which helps to study cell structure and biological reactions.
3. Laboratory application
Analytisk kemi: Som reagens i analytisk kemi bruges TCA til at analysere og bestemme strukturen og sammensætningen af forbindelser.
Chemical reaction catalyst: It is used as a catalyst in some organic synthesis reactions to promote the progress of chemical reactions and improve reaction efficiency.
4. Andre anvendelser
Solvent: Due to its strong acidity and polarity, TCA is used in some specific solvent systems to help dissolve and process difficult-to-dissolve substances.
Cleaning agent: In some industrial applications, it is used as a cleaning agent, especially in removing certain types of dirt and deposits.
Opbevaringsbetingelser: Forholdsregler ved opbevaring Opbevares på et køligt, ventileret lager. Holdes væk fra ild og varmekilder. Pakken forseglet, skal opbevares adskilt fra oxidationsmidler og alkalier, bland ikke opbevaring. Udstyret med passende varianter og mængder af brandslukningsudstyr. Opbevaringsområdet skal være udstyret med passende materialer til at beskytte lækagen.
Emballage: Dette produkt er pakket i 25 kg 50 kg pap tromler, og det kan også tilpasses efter kundernes krav