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596-03-2

Name 4',5'-DIBROMOFLUORESCEIN
CAS 596-03-2
EINECS(EC#) 209-876-0
Molecular Formula C20H10Br2O5
MDL Number MFCD00005042
Molecular Weight 490.1
MOL File 596-03-2.mol
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Chemical Properties

Appearance orange powder
Melting point  270-273 °C(lit.)
Boiling point  633.7±55.0 °C(Predicted)
density  1.6743 (rough estimate)
refractive index  1.5010 (estimate)
storage temp.  Sealed in dry,Room Temperature
Colour Index  45370
pka 8.14±0.20(Predicted)
Merck  14,3022
BRN  57189
CAS DataBase Reference 596-03-2(CAS DataBase Reference)
EPA Substance Registry System Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4',5'-dibromo-3',6'-dihydroxy- (596-03-2)

Safety Data

Hazard Codes  Xi,T
Risk Statements 
R36:Irritating to the eyes.
R25:Toxic if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
RIDADR  UN 2811 6.1/PG 3
WGK Germany  3
RTECS  LM5200000
TSCA  Yes
HS Code  32129000
Safety Profile
Poison by ingestion and intravenous routes. An herbicide. When heated to decomposition it emits highly toxic fumes of NOx, CN-, and Br-. See also NITRILES.

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