Skip to Content
MilliporeSigma
All Photos(2)

Key Documents

View All Documentation

A1911

Sigma-Aldrich

AMPSO sodium salt

Synonym(s):

3-([1,1-Dimethyl-2-hydroxyethyl]amino)-2-hydroxypropanesulfonic acid

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Linear Formula:
C7H16NO5SNa
CAS Number:
102029-60-7
Molecular Weight:
249.26
MDL number:
MFCD00067500
UNSPSC Code:
12161700
PubChem Substance ID:
24890600
NACRES:
NA.25

form

crystalline powder

Quality Level

200

useful pH range

8.3-9.7

pKa (25 °C)

9.0 (Free acid)

solubility

water: 0.33 g/mL, clear to slightly hazy, colorless

application(s)

diagnostic assay manufacturing

SMILES string

[Na+].CC(C)(CO)NCC(O)CS([O-])(=O)=O

InChI

1S/C7H17NO5S.Na/c1-7(2,5-9)8-3-6(10)4-14(11,12)13;/h6,8-10H,3-5H2,1-2H3,(H,11,12,13);/q;+1/p-1

InChI key

UVGYCHPTWHWEPZ-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library

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