2,4,6-三苯基吡喃鎓四氟硼酸盐

2,4,6-Triphenylpyrylium tetrafluoroborate is used as a sensitizer to carry out the photo oxidation of cathecol. It is also used in the preparation of three N-alkylpyridinium photosensitizers by reacting with (1R,2S)-(-)-norephedrine, (S)-(+)-2-(aminomethyl)pyrrolidine and (R)-(-)-1-cyclohexylethylamine.

Moisture Sensitive. Store away from oxidizing agents, water/moisture. Store under inert gas. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

MFCD00012001

207-186-4

C₂₃H₁₇BF₄O

396.20

248-254°

Moisture Sensitive. Ambient temperatures.

Crystalline powder

Insoluble in water, ethyl alcohol, diethyl ether. Soluble in trifluroacetic acid.

3586533

III

22-36/37/38
Harmful if swallowed.Irritating to eyes, respiratory system and skin.

6.1

26-36/37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.This material and its container must be disposed of as hazardous waste

UZ1370000

 

否

 

H301-H315-H319-H335
Toxic if swallowed.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

P261-P280a-P301+P310a-P305+P351+P338-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.