Nanjing Shunxiang Pharmaceutical Technology Co.,Ltd.
Nanjing Shunxiang specializes in the R & D, production, sales and information of pharmaceutical chemical intermediates. It mainly produces amino protectant series, azo series and pyridine series.
Business Type:Manufacturer
Country/Region:China
Ddu Verified
HOT Rank
Product name : Pyridine sulfur trioxide
MF：C5H5NO3S
MW：159.16
CAS：26412-87-3
Appearance：White powder
Dangerous mark: C
Safety term: S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39:Wear suitable protective clothing, gloves and eye/face protection
Risk term: R22:Harmful if swallowed. R34:Causes burns.
Main application : Pyridine sulfur trioxide is an intermediate of sodium sugar anhydride sodium ester. Generally used as a sulfonation agent, mild reaction, the nature of stability; in the field of biological pharmacy, commonly used as organic oxidants and sulfuric acid esterification agent. Special sulfonation reagents for sulfonation of furan, pyridine, etc.. Also used as an oxidizing agent and as a sulfonation agent.
