Skip to Content
Merck
All Photos(1)

Key Documents

8.41262

Sigma-Aldrich

3,5-Dichloro-2-hydroxybenzenesulfonic acid sodium salt

for synthesis

Synonym(s):

3,5-Dichloro-2-hydroxybenzenesulfonic acid sodium salt

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

About This Item

Empirical Formula (Hill Notation):
C6H3Cl2NaO4S
CAS Number:
54970-72-8
Molecular Weight:
265.05
MDL number:
MFCD00009798
UNSPSC Code:
12352107
EC Index Number:
259-416-8
NACRES:
NA.22

Quality Level

200

form

powder

pH

7 (20 °C, 53 g/L in H2O)

mp

>300 °C

storage temp.

2-30°C

InChI

1S/C6H4Cl2O4S.Na/c7-3-1-4(8)6(9)5(2-3)13(10,11)12;/h1-2,9H,(H,10,11,12);/q;+1

InChI key

NMWCVZCSJHJYFW-UHFFFAOYSA-N

Analysis Note

Assay (ex Na): ≥ 98.0 %
Identity (IR): passes test

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315 - H319 - H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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