Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

View All Documentation

687081

Sigma-Aldrich

3-(Acetylthio)propionic acid

96%

Synonym(s):

S-Acetyl-3-mercaptopropionic acid

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C5H8O3S
CAS Number:
41345-70-4
Molecular Weight:
148.18
MDL number:
MFCD06208418
UNSPSC Code:
12162002
PubChem Substance ID:
329761098
NACRES:
NA.23

assay

96%

form

solid

mp

48-52 °C

SMILES string

CC(=O)SCCC(O)=O

InChI

1S/C5H8O3S/c1-4(6)9-3-2-5(7)8/h2-3H2,1H3,(H,7,8)

InChI key

AYQXANXXZYKTDL-UHFFFAOYSA-N

Application

Protected 3-mercaptopropionic acid potentially used as enzyme inhibitor.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

>230.0 °F - closed cup

flash_point_c

> 110 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCG0373
MKBQ3970V
11716EH

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Catalytic self-screening of cholinesterase substrates from a dynamic combinatorial thioester library.
Rikard Larsson et al.
Angewandte Chemie (International ed. in English), 43(28), 3716-3718 (2004-07-13)
Journal of the American Chemical Society, 121, 5319-5327 (1999)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service