中文名 | 对二甲酚酞 |
英文名 | P-xylenolphthaleine |
别名 | 二甲酚酞 间二甲酚酞 对二甲酚酞 2′,5′,2″,5″-四甲基酚酞 |
英文别名 | p-Xylenolphthalein P-XYLENOLPHTHALEIN P-xylenolphthaleine p-xylenolphthalein (pH 9.0-10.5) 2',5',2'',5''-TETRAMETHYLPHENOLPHTHALEIN 3,3-bis(4-hydroxy-2,5-dimethylphenyl)-2-benzofuran-1(3H)-one 3,3-Bis(4-hydroxy-2,5-dimethylphenyl)isobenzofuran-1(3H)-one 3,3-Bis(4-hydroxy-2,5-dimethylphenyl)-1(3H)-isobenzofuranone 3,3-Bis(2,5-dimethyl-4-hydroxyphenyl)isobenzofuran-1(3H)-one 4,4'-[(3-Oxo-1,3-dihydroisobenzofuran)-1,1-diyl]bis(2,5-dimethylphenol) |
CAS | 50984-88-8 |
EINECS | 256-893-4 |
化学式 | C24H22O4 |
分子量 | 374.43 |
InChI | InChI=1/C24H22O4/c1-13-11-21(25)15(3)9-19(13)24(20-10-16(4)22(26)12-14(20)2)18-8-6-5-7-17(18)23(27)28-24/h5-12,25-26H,1-4H3 |
密度 | 1.270±0.06 g/cm3(Predicted) |
熔点 | 276°C |
沸点 | 569.6±50.0 °C(Predicted) |
闪点 | 198.4°C |
蒸汽压 | 1.41E-13mmHg at 25°C |
溶解度 | 溶解性不溶于水; 溶于乙醇、丙酮 |
折射率 | 1.649 |
酸度系数 | 9.7(at 25℃) |
存储条件 | Inert atmosphere,Room Temperature |
外观 | 粉末 |
颜色 | Pale yellow or cream-colored |
BRN | 346799 |
MDL号 | MFCD00042785 |
WGK Germany | 3 |
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