Quinalizarin or 1,2,5,8-tetrahydroxyanthraquinone is an organic compound with formula C 14H 8O 6. It is one of many tetrahydroxyanthraquinone isomers, formally derived from anthraquinone by replacement of four hydrogen atoms by hydroxyl (OH) groups.

CAS：81-61-8
中文别名：对醌对二酚茜素;1,2,5,8-四羟基-9,10-蒽二酮;1,2,5,8-四羟基蒽酮;1,2,5,8-四羟基蒽醌;
英文别名：1,2,5,8-tetrahydroxy-9,10-anthracenedione;Alizarinbordeaux;1,2,5,8-tetrahydroxy-9,10-anthraquinone;9,10-Anthracenedione, 1,2,5,8-tetrahydroxy-;Khinalizarin;Alizarine Bordeaux;9,10-Anthracenedione,1,2,5,8-tetrahydroxy;Alizarine Bordeaux B;C.I. Mordant Violet 26;1,2,5,8-tetrahydroxyanthracene-9,10-dione;Quinalizarin;1,2,5,8-tetrahydroxyanthraquinone;
分子式：C14H8O6
分子量：272.21
精确质量：272.032
Psa：115.06
Logp：1.2844

MDL号：MFCD00001205

密度：1.781g/cm3
沸点：517.1ºC at 760mmHg
熔点：99 °C
闪点：280.6ºC
折射率：1.814

安全说明：S26-S36
危险类别码：R36/37/38
危险标志：GHS07, GHS09
危险性描述：H302; H400
危险性防范说明：P273
信号词：Warning

用途
测定微量铍、镁、钙、铝、镧、钍、铈、镨、钕、锆和硼。棉布媒染染料。