Rhein

product Name	Rhein
Synonyms	1,8-Dihydroxy-3-Carboxy anthraquinone; 4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid; 4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylate
Molecular Formula	C₁₅H₇O₆
Molecular Weight	283.213
InChI	InChI=1/C15H8O6/c16-9-3-1-2-7-11(9)14(19)12-8(13(7)18)4-6(15(20)21)5-10(12)17/h1-5,16-17H,(H,20,21)/p-1
CAS Registry Number	478-43-3
EINECS	207-521-4
Molecular Structure
Melting point	321-322℃
Boiling point	597.8°C at 760 mmHg
Flash point	329.4°C
Water solubility	<0.1 g/100 mL at 17℃
Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S37/39:;

Gold Suppliers(13):: Hangzhou Starshine Pharmaceutical Co., LTD Tel:+86-571-89936035 +86-571-89936036; Xi'an Tianxingjian Natural Bio-products Group(XI'AN CHONGXIN NATURAL BIO-PRODUCTS CO., LTD.) Tel:+86-29-84367626; Yangzhong Kangda Chemistry Industry Ltd. Tel:+86-511-88549298,88545198; Zhejiang Chempharm Industry & Trading Co., Ltd. Tel:86-571-87701568; Canfo Chemical Co., Ltd. Tel:+86-28-85137025
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