苯磺酸

Benzenesulfonic acid is mainly consumed by conversion to other specialty chemicals. A variety of pharmaceutical drugs are prepared as salts of benzenesulfonic acid and are known as besylates or besilates. The alkali metal salt of benzenesulfonic acid was once widely used in the production of phenol. It acts as an acid catalyst for direct esterification of amino acids and peptides.

It is hygroscopic. Incompatible with oxidizing agents and bases.

MFCD00011689

202-638-7

C₆H₆O₃S

158.18

ca 45-50°

>110°(230°F)

1.32

Hygroscopic. Ambient temperatures.

Solid

Soluble in water and alcohol. Slightly soluble in benzene. Insoluble in non-polar solvents.

742513

14,1070

III

22-34
Harmful if swallowed.Causes burns.

8

20-26-36/37/39-45
When using do not eat or drink.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

DB4200000

  

是

  

H302-H314-H318
Harmful if swallowed.Causes severe skin burns and eye damage.Causes serious eye damage.

P260h-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.