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

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

Request For Quotation

Eigenschaften Sicherheit Verwendungswort Produktionsfirma 2

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
Dideu Industries Group Limited	+86-29-89586680 +86-15129568250	1026@dideu.com	China	28760	58

2320-38-9()Verwandte Suche:

4-[(4-Aminophenyl)(4-iminocyclohexa-2,5-dien-1-yliden)methyl]-o-toluidin 2-(3,6-Dihydroxy-2,4,5,7-tetrabromxanthen-9-yl)-benzoesure

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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