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2',4',5',7'-tetrachlorofluorescein

2',4',5',7'-tetrachlorofluorescein Struktur
2320-38-9
CAS-Nr.
2320-38-9
Englisch Name:
2',4',5',7'-tetrachlorofluorescein
Synonyma:
Solvent Red 42;D and C Red No.26;C.I.Solvent Red 42:C.I.45366;2',4',5',7'-tetrachlorofluorescein;2',4',5',7'-tetrachloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one;Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 2',4',5',7'-tetrachloro-3',6'-dihydroxy-
CBNumber:
CB81331332
Summenformel:
C20H8Cl4O5
Molgewicht:
470.09
MOL-Datei:
2320-38-9.mol

2',4',5',7'-tetrachlorofluorescein Eigenschaften

Schmelzpunkt:
296-305 °C(Solv: acetic acid (64-19-7))
Siedepunkt:
647.4±55.0 °C(Predicted)
Dichte
1.87±0.1 g/cm3(Predicted)
pka
7.07±0.20(Predicted)

Sicherheit

2',4',5',7'-tetrachlorofluorescein Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

2,4-Dichlororesorcinol (2 Moore) and Phthalic anhydride (1 Moore) condensation, with Sodium hydroxide extraction segregating out 2 ‘, 4 ‘, 5 ‘, 7 ‘- tetrachlorofluorescein?(melting point of 296 ~ 305 ℃), then use Hydrochloric acid acidification.

Properties and Applications

blue light pink. Insoluble in water, soluble in 10% sodium hydroxide solution.
Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Poor Poor Insoluble

2',4',5',7'-tetrachlorofluorescein Upstream-Materialien And Downstream Produkte

Upstream-Materialien

2,4-Dichlororesorcinol Phthalsureanhydrid

Downstream Produkte

2',4',5',7'-tetrachlorofluorescein Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Global( 2)Lieferanten
Firmenname Telefon E-Mail Land Produktkatalog Edge Rate
Hubei Jusheng Technology Co.,Ltd. 		18871490254
linda@hubeijusheng.com CHINA 28172 58

2320-38-9()Verwandte Suche:

  • 2',4',5',7'-tetrachlorofluorescein
  • D and C Red No.26
  • Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 2',4',5',7'-tetrachloro-3',6'-dihydroxy-
  • Solvent Red 42
  • C.I.Solvent Red 42:C.I.45366
  • 2',4',5',7'-tetrachloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
  • 2320-38-9
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