产品名称

曙红B

CAS NO

548-24-3

中文别名

4',5'-二溴-3',6'-二羟基-2',7'-二硝基螺(异苯并呋喃-1(3H),9'-(9H)占吨)-3-酮二钠盐

英文名称

Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,4',5'-dibromo-3',6'-dihydroxy-2',7'-dinitro-, sodium salt (1:2)

英文别名

Fluorescein,4',5'-dibromo-2',7'-dinitro-, disodium salt (8CI);Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,4',5'-dibromo-3',6'-dihydroxy-2',7'-dinitro-, disodium salt (9CI); C.I. 45400;C.I. Acid Red 91; Dibromodinitrofluorescein sodium; Eosin B; Eosin BA; EosineB; Eosine BA; Eosine BN; Eosine BNX; Eosine I Bluish; Saffrosine; Simacid NitroEosin 24669

分子式

C₂₀H₈Br₂N₂O₉.2Na

分子量

624.08

EINECS

208-943-1

熔点

275oC (dec.)(lit.)

沸点

694.1oC at 760 mmHg

毒性

暂无

曙红B,CAS:548-24-3,英文名:Eosin B,规格:BS，85%,分子式:C20H6N2O9Br2Na2,分子量:624.06,别名:伊红B;蓝光曙红;二溴二硝基荧光素二钠;4',5'-二溴-3',6'-二羟基-2',7'-二硝基螺(异苯并呋喃-1(3H),9'-(9H)占吨)-3-酮二钠盐;酸性红91,货号:S19036