alfa-Naphtholphthalein CAS 596-01-0

CAS:596-01-0

Ụdị molekụla:C28H18O4

Arọ Molecular:418.44

EINECS:209-875-5

Ụdị okwu:3,3-bis (4-hydroxynaphthalen-1-yl) -1,3-dihydro-2-benzofuran-1-otu; alfa-Naphtholphthalein, egosi, dị ọcha 5GR; 3,3-Bis (4-hydroxynaphthalen-1-yl) isobenzofuran-1 (3H) -otu; 1-NAPHTHOLPHTHALEIN Ngosipụta PH 7,1 - 8; 1-NAPHTHOLPHTHALEIN; ALPHA-NAPHTHOLPHTHALEIN; NAPHTHOLPHTHALEIN

Hapụ Ozi Gị

Nkọwa ngwaahịa

Budata

Mkpado ngwaahịa

Kedu ihe bụ alfa-Naphtholphthalein CAS 596-01-0?

Ihe adịghị ọcha na alfa Nathophthalein na-abụkarị acha uhie uhie na agba, nke na-agbanwe site na uhie uhie gaa na-acha anụnụ anụnụ na pH 7.3-8.7.

Nkọwapụta

Ihe	Nkọwapụta
Ebe esi nri	496.21°C (atụmatụ siri ike)
Njupụta	1.1532 (atụmatụ siri ike)
Ebe mgbaze	238-240C (ọkụ)
pKa	8.0, 8.2, 8.5 (na 25 ℃)
resistivity	1.6400 (atụmatụ)
Ọnọdụ nchekwa	Chekwaa n'okpuru +30 Celsius.

Ngwa

A na-eji Alfa Nephthophyllein mee ihe dị ka ihe ngosi acid-base. Ọ bụ enweghị agba ka ọ bụrụ oroma odo na pH nke gburugburu 6.7 ma na-agbanwe site na oroma odo gaa na-acha anụnụ anụnụ na pH nke gburugburu 7.9. Ihe adịghị ọcha na ngwaahịa ndị a na-ere ahịa na-apụtakarị dị ka agba uhie uhie, nke na-agbanwe site na uhie uhie gaa na-acha anụnụ anụnụ na pH nke 7.3-8.7.