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Hoechst 33258 Structure

Hoechst 33258

Chemical Properties

Melting point 314 °C
Density  1.5099 (rough estimate)
refractive index  1.6300 (estimate)
storage temp.  -20°C
solubility  H2O: 10 mg/mL
form  powder
color  Yellow to Very Dark Yellow
Water Solubility  SOLUBLE
BRN  4088183
Stability Hygroscopic
CAS DataBase Reference 23491-45-4(CAS DataBase Reference)
EPA Substance Registry System Phenol, 4-[5-(4-methyl-1-piperazinyl)[2,5'-bi-1H-benzimidazol]-2'-yl]-, trihydrochloride (23491-45-4)

Safety Information

Hazard Codes  Xn
Risk Statements  22-36/38-36/37/38-20/21/22
Safety Statements  26-36-24/25-23
WGK Germany  3
RTECS  SM1140500
3-8-10
HS Code  32129000
Toxicity dog,LD,intravenous,> 22400ug/kg (22.4mg/kg),LUNGS, THORAX, OR RESPIRATION: DYSPNEASENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYEGASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS,National Technical Information Service. Vol. PB84-171206,

Usage And Synthesis

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