手機(jī)掃碼訪問本站
微信咨詢
CAS號:596-01-0
英文名稱:alpha-Naphtholphthalein
英文同義詞:NAPHTHOLPHTHALEIN;1-naphthol quinone;ɑ-Naphtholphthalein;l-naphtholphthalein;à-naphtholphthalein;1-NAPHTHOLPHTHALEIN;α-Naphtholphthalein;p-α-Naphtholphthalein;α-Naphtholphthalein>Naphtholphthalein blue
中文名稱:1-萘酚酞
中文同義詞:甲萘酚酞;α-萘酚酞;1-萘酚酞;Α-萘酚酞;1-萘酚夫酞;1-萘酚酞 指示劑;alpha-萘酚酞;Α-萘酚酞, 指示劑;3,3-雙(4-羥基-1-萘基)苯酞;3,3-雙(4-羥基萘-1-基)異苯并呋喃-1(3H)-酮
分子式:C28H18O4
分子量:418.44
熔點(diǎn):238-240 °C(lit.)
沸點(diǎn):496.21°C (rough estimate)
密度:1.1532 (rough estimate)
蒸氣密度:14.44 (vs air)
折射率:1.6400 (estimate)
儲存條件:Store below +30°C.
溶解度:Solubility Practically insoluble in water; soluble in ethanol
酸度系數(shù)(pKa):8.0, 8.2, 8.5(at 25℃)
形態(tài):Powder
顏色:Pink to beige or brown
氣味 (Odor):Characteristic odour
PH值:pH : 7.1~8.7
酸堿指示劑變色ph值范圍:7.1(brownish)-8.3(blue/green)
水溶解性:Soluble in ethanol. Insoluble in water.
最大波長(λmax):648nm
Merck:14,6389
BRN:97816
InChIKey:HQHBAGKIEAOSNM-UHFFFAOYSA-N
CAS 數(shù)據(jù)庫:596-01-0(CAS DataBase Reference)