alpha-Naphtholphthalein

$33 - $3010

Price

Brand	Packaging	Price	Product name
AHH MT-19328	25g	$628	1-Naphtholphthalein
AK Scientific Z3617	25g	$399	alpha-Naphtholphtalein
Alichem 596010	25g	$250.92	3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one
American Custom Chemicals Corporation CHM0018271	1G	$657.01	ALPHA-NAPHTHOLPHTHALEIN
Chemenu CM140840	25g	$230	3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one
Chem-Impex 42481	1G	$89.69	α-Naphtholphthalein,≥80%(Assaybytitration),Practicalgrade
Crysdot CD11097557	10g	$131	3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one
Crysdot CD11097557	5g	$69	3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one
Crysdot CD11097557	25g	$246	3,3-Bis(4-hydroxynaphthalen-1-yl)isobenzofuran-1(3H)-one
Sigma-Aldrich 1.06246	1g	$301	1-Naphtholphthalein

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Melting point	238-240 °C(lit.)
Boiling point	496.21°C (rough estimate)
Density	1.1532 (rough estimate)
bulk density	350kg/m3
vapor density	14.44 (vs air)
refractive index	1.6400 (estimate)
storage temp.	Store below +30°C.
solubility	Solubility Practically insoluble in water; soluble in ethanol
pka	8.0, 8.2, 8.5(at 25℃)
form	Powder
color	Pink to beige or brown
PH Range	7.1(brownish)-8.3(blue/green)
PH	pH : 7.1～8.7
Odor	Characteristic odour
Water Solubility	Soluble in ethanol. Insoluble in water.
λmax	648nm
Merck	14,6389
BRN	97816
InChIKey	HQHBAGKIEAOSNM-UHFFFAOYSA-N
CAS DataBase Reference	596-01-0(CAS DataBase Reference)