4-Mercaptobenzoic acid

CAS NO.：1074-36-8
Empirical Formula: C7H6O2S
Molecular Weight: 154.19
MDL number: MFCD00016617
SAFETY DATA SHEET (SDS)
Update Date: 2024-07-07 20:48:41

What is 4-Mercaptobenzoic acid?

Chemical properties

Cream Colour Crystalline Solid

The Uses of 4-Mercaptobenzoic acid

Gold nanostructures functionalized with 4-Mercaptobenzoic acid (4-MBA) may exhibit improve catalytic activity. Several studies report 4-MBA as a model analyte for surface enhancement Raman scattering (SERS) substrates.

General Description

4-mercaptobenzoic acid (4-MBA) is a probe molecule with thiol and carboxylic groups that form a self-assembled monolayers (SAMs) which can be used for the development of surface enhanced raman spectroscopy (SERS) sensors.

Properties of 4-Mercaptobenzoic acid

Melting point:	215-224 °C (lit.)
Boiling point:	314.3±25.0 °C(Predicted)
Density	1.345±0.06 g/cm3(Predicted)
storage temp.	Hygroscopic, Refrigerator, Under Inert Atmosphere
solubility	soluble in Alcohol,Ether
form	powder to crystal
pka	4.05±0.10(Predicted)
color	White to Yellow to Green
Stability:	Store Under Argon; Air and Temperature Sensitive
CAS DataBase Reference	1074-36-8(CAS DataBase Reference)
NIST Chemistry Reference	Benzoic acid, 4-mercapto-(1074-36-8)

Safety information for 4-Mercaptobenzoic acid

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.