手机扫码访问本站
微信咨询
CAS号:596-01-0
英文名称:alpha-Naphtholphthalein
英文同义词:NAPHTHOLPHTHALEIN;1-naphthol quinone;ɑ-Naphtholphthalein;l-naphtholphthalein;à-naphtholphthalein;1-NAPHTHOLPHTHALEIN;α-Naphtholphthalein;p-α-Naphtholphthalein;α-Naphtholphthalein>Naphtholphthalein blue
中文名称:1-萘酚酞
中文同义词: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 指示剂;alpha-萘酚酞;Α-萘酚酞, 指示剂;3,3-双(4-羟基-1-萘基)苯酞;3,3-双(4-羟基萘-1-基)异苯并呋喃-1(3H)-酮
分子式:C28H18O4
分子量:418.44
熔点:238-240 °C(lit.)
沸点:496.21°C (rough estimate)
密度:1.1532 (rough estimate)
蒸气密度:14.44 (vs air)
折射率:1.6400 (estimate)
储存条件:Store below +30°C.
溶解度:Solubility Practically insoluble in water; soluble in ethanol
酸度系数(pKa):8.0, 8.2, 8.5(at 25℃)
形态:Powder
颜色:Pink to beige or brown
气味 (Odor):Characteristic odour
PH值:pH : 7.1~8.7
酸碱指示剂变色ph值范围:7.1(brownish)-8.3(blue/green)
水溶解性:Soluble in ethanol. Insoluble in water.
最大波长(λmax):648nm
Merck:14,6389
BRN:97816
InChIKey:HQHBAGKIEAOSNM-UHFFFAOYSA-N
CAS 数据库:596-01-0(CAS DataBase Reference)