3-acetylsulfanylpropanoic acid Property

Melting point:

48-52 °C

Boiling point:

128°C/3mmHg(lit.)

Density 

1.268±0.06 g/cm3(Predicted)

Flash point:

110 °C

solubility 

soluble in Methanol

form 

powder to crystal

pka

4.13±0.10(Predicted)

color 

White to Light yellow

Safety

Hazard Codes 

Xn

Risk Statements 

22-36/37/38

Safety Statements 

26

WGK Germany 

3

HS Code 

2930.90.4950

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

3-acetylsulfanylpropanoic acid Chemical Properties,Usage,Production

Chemical Properties

Brown Crystalline Solid

Uses

Protected 3-mercaptopropionic acid potentially used as enzyme inhibitor.

Uses

3-acetylsulfanylpropanoic acid is a useful synthetic intermediate.

Purification Methods

Purify the propionic acid by distillation in a vacuum. It has max at 231nm ( 4200). It is a potential enzyme inhibitor [Noda et al. J Am Chem Soc 75 914 1953, Clegg et al. J Am Chem Soc 121 5319 2004, Clegg & Hutchinson Angew Chem, Int Edn 43 3716 2005]. [Beilstein 3 III 551, 3 IV 731.]