alpha-Naphtholphthalein CAS 596-01-0

CAS:596-01-0

Fuafua mole:C28H18O4

Molecular Weight:418.44

EINECS:209-875-5

upu uiga tutusa:3,3-bis(4-hydroxynaphthalen-1-yl) -1,3-dihydro-2-benzofuran-1-tasi; alpha-Naphtholphthalein, faailo, mama 5GR; 3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-tasi; 1-NAPHTHOLPHTHALEIN FAAVAE PH 7,1 - 8; 1-NAFTHOLPHTHALEIN; ALPHA-NAPHTHOLPHTHALEIN; NAPHTHOLPHTHALEIN

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O le a le alpha-Naphtholphthalein CAS 596-01-0?

O mea leaga i le alpha Nathophthalein e tele lava le mumu mumu i le lanu, lea e suia mai le mumu mumu i le lanumoana-lanumeamata ile pH 7.3-8.7.

Fa'amatalaga

Aitema	Fa'amatalaga
Fa'apuna	496.21°C (fa'atatau fa'atatau)
Malosi	1.1532 (fa'atatau fa'atatau)
Liu liusuavai	238-240 °C(malamalama)
pKa	8.0, 8.2, 8.5(i le 25 ℃)
teteega	1.6400 (fa'atatau)
Tulaga teuina	Teu i lalo ole +30°C.

Fa'atatauga

Alpha Nephthophyllein o loʻo faʻaaogaina e fai ma faʻamaoniga o le acid-base. E le lanu i le moli samasama ile pH e tusa ma le 6.7 ma suia mai le moli samasama ile lanumoana ile pH ole 7.9. O mea leaga i oloa faʻatau oloa e masani ona foliga mai o se lanu mumu mumu, lea e suia mai le mumu mumu i le lanumoana-lanumeamata i le pH o le 7.3-8.7.