Quercetin dihydrate 6151-25-3 95%HPLC & 98%UV CAS NO.6151-25-3

【synonyms】

2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one dihydrate
flavone, 3,3',4',5,7-pentahydroxy-, dihydrate
【cas】

6151-25-3
【formula】

c15h10o7.2h2o
【molecular weight】

338.27
【einecs】

204-187-1
【rtecs】

lk8950000
【rtecs class】

tumorigen; mutagen
【merck】

12,8216
【beilstein/gmelin】

na
physical and chemical properties back to contents
【appearance】

yellow solid.
【melting point】

300-315
【usage】

bioflavonoid that provides relieve from chronic pelvic pain syndrome in men.
first aid measures back to contents
【ingestion】

never give anything by mouth to an unconscious person. get medical aid immediately. do not induce vomiting. if conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【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.
【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】

keep containers tightly closed. store in a cool, dry area away from incompatible substances.
【handling】

wash thoroughly after handling. use with adequate ventilation. do not get in eyes, on skin, or on clothing. keep container tightly closed. use only in a chemical fume hood. do not breathe dust or fumes.
hazards identification back to contents
【inhalation】

the toxicological properties of this substance have not been fully investigated. may cause irritation of the mucous membranes. may cause irritation of the upper respiratory tract and bronchi
【skin】

may cause skin irritation.
【eyes】

may cause eye irritation.
【ingestion】

harmful if swallowed. may cause irritation of the digestive tract. may cause gastrointestinal irritation with nausea, vomiting and diarrhea. the toxicological properties of this substance have not been fully investigated.
【hazards】

contact with metals may evolve flammable hydrogen gas.
【ec risk phrase】

r 23/25 46
【ec safety phrase】

s 22 36/37/39 45
【un (dot)】

2811
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】

a respiratory protection program that meets osha's 29 cfr 1910.134 and ansi z88.2 requirements or european standard en 149 must be followed whenever workplace conditions warrant a respirator's use.
【exposure effects】

substance may have carcinogenic potential. may alter genetic material.
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. to extinguish fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
【fire potential】

non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
accidental release measures back to contents
【small spills/leaks】

wash area with soap and water. clean up spills immediately, using the appropriate protective equipment. sweep up, then place into a suitable container for disposal. avoid generating dusty conditions. provide ventilation.
stability and reactivity back to contents
【stability】

stable under normal temperatures and pressures.
【incompatibilities】

strong oxidizing agents, strong acids.
【decomposition】

carbon monoxide, carbon dioxide, acrid smoke and fumes.
【combustion products】

fire may produce irritating, corrosive and/or toxic gases.
transport information back to contents
【un number】

2811
【hazard class】

6.1
【packing group】

i; ii; iii