Product Identification | Back to Contents | 【Product Name】
2'-(4'-Ethoxyphenyl)-5-(4-methylpiperazin-1-yl)-2,5'-bis-1H-benzimidazole trihydrochloride trihydrate | 【Synonyms】
2,5'-Bi-1H-benzimidazole, 2'-(4-ethoxyphenyl)-5-(4-methyl-1-piperazinyl)- 2,5'-Bibenzimidazole, 2'-(p-ethoxyphenyl)-5-(4-methyl-1-piperazinyl) 2-[2-(4-Ethoxyphenyl)-3H-benzimidazol-5-yl]-6-(4-methylpiperazin-1-yl)-1H-benzimidazole Hoechst 33342 | 【CAS】
23491-52-3 | 【Formula】
C27H28N6O | 【Molecular Weight】
452.56 | 【EINECS】
245-691-1 | 【RTECS】
DT4200000 | 【RTECS Class】
Mutagen | 【Beilstein/Gmelin】
1234011 |
Physical and Chemical Properties | Back to Contents | 【Appearance】
Yellow-green powder. | 【Solubility in water】
Insoluble | 【Melting Point】
268 | 【Vapor Pressure】
1E-20 (25 C) | 【pKa/pKb】
5.08 (pKb) | 【Partition Coefficient】
5.47 | 【Heat Of Vaporization】
| 【Usage】
A fluorescent stain for dna in molecular biology applications. |
First Aid Measures | Back to Contents | 【Ingestion】
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately. | 【Inhalation】
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. | 【Skin】
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. | 【Eyes】
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. |
Handling and Storage | Back to Contents | 【Storage】
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Refrigerator (approx 4 C). | 【Handling】
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. |
Hazards Identification | Back to Contents | 【Ingestion】
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated. | 【Inhalation】
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. | 【Skin】
May cause skin irritation. The toxicological properties of this material have not been fully investigated. | 【Eyes】
May cause eye irritation. The toxicological properties of this material have not been fully investigated. |
Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. | 【Respirators】
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary. |
Fire Fighting Measures | Back to Contents | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam. |
Accidental Release Measures | Back to Contents | 【Small spills/leaks】
Clean up spills immediately, using the appropriate protective equipment. Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Provide ventilation. |
Stability and Reactivity | Back to Contents | 【Incompatibilities】
Oxidizing agents. | 【Stability】
Stable under normal temperatures and pressures. | 【Decomposition】
Hydrogen chloride, nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen. |
|
Company Name: |
J & K SCIENTIFIC LTD. |
Tel: |
010-82848833 400-666-7788 |
Fax: |
86-10-82849933 |
WebSite: |
http://www.jkchemical.com |
Company Name: |
Adamas Reagent, Ltd. |
Tel: |
400-6009262 16621234537 |
Fax: |
021-64823266 |
WebSite: |
www.tansoole.com |
Company Name: |
BEST-REAGENT |
Tel: |
400-1166-196 18981987031 |
Fax: |
028-84555506 800101999 |
WebSite: |
http://www.hx-r.com/ |
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