Skip to Content
Merck
All Photos(3)

Documents

172553

Sigma-Aldrich

4,5-Dihydroxy-1,3-benzenedisulfonic acid disodium salt monohydrate

97%

Synonym(s):

Disodium 4,5-dihydroxy-1,3-benzenedisulfonate monohydrate

Sign Into View Organizational & Contract Pricing
All Photos(3)

About This Item

Linear Formula:
(OH)2C6H2(SO3Na)2 · H2O
CAS Number:
270573-71-2
Molecular Weight:
332.22
EC Number:
205-741-5
MDL number:
MFCD00149531
UNSPSC Code:
12352100
PubChem Substance ID:
24850408
NACRES:
NA.21

Quality Level

100

Assay

97%

form

powder

mp

>300 °C (lit.)

SMILES string

O.[Na+].[Na+].Oc1cc(cc(c1O)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C6H6O8S2.2Na.H2O/c7-4-1-3(15(9,10)11)2-5(6(4)8)16(12,13)14;;;/h1-2,7-8H,(H,9,10,11)(H,12,13,14);;;1H2/q;2*+1;/p-2

InChI key

ZLRROLLKQDRDPI-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

4,5-Dihydroxy-1,3-benzenedisulfonic acid disodium salt monohydrate is an antioxidant compound that is structurally similar to vitamin E.

Application

4,5-Dihydroxy-1,3-benzenedisulfonic acid disodium salt monohydrate may be used as a superoxide anion scavenger for assessing the role of reactive oxygen species (ROS) in different biological processes.
Colorimetric reagent for iron, manganese, titanium, and molybdenum. Complexing agent.

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

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

Customers Also Viewed

Slide 1 of 5

1 of 5

Silicon tetrachloride 99.998% trace metals basis

Sigma-Aldrich

289388

Silicon tetrachloride

phenolsulfonic acid AldrichCPR

Sigma-Aldrich

CDS013549

phenolsulfonic acid

Potassium benzene-1,2-disulfonate ≥97%

Sigma-Aldrich

B3159

Potassium benzene-1,2-disulfonate

Sigma-Aldrich

Sigma-Aldrich

791482

EL-HPE high performance electrolyte

4-(Bromomethyl)benzophenone 96%

Sigma-Aldrich

449385

4-(Bromomethyl)benzophenone

Helvetica Chimica Acta, 34, 528-528 (1951)
The complement component C5a is present in human coronary lesions in vivo and induces the expression of MMP-1 and MMP-9 in human macrophages in vitro.
Speidl WS, et al.
Faseb Journal, 25(1), 35-44 (2011)
Cisplatin and oxaliplatin toxicity: importance of cochlear kinetics as a determinant for ototoxicity.
Hellberg V, et al.
Journal of the National Cancer Institute, 101(1), 37-47 (2009)
Alejandro A Arriagada et al.
Endocrinology, 156(4), 1540-1551 (2015-01-17)
Na+/I- symporter (NIS) mediates iodide (I-) uptake in the thyroid gland, the first and rate-limiting step in the biosynthesis of the thyroid hormones. The expression and function of NIS in thyroid cells is mainly regulated by TSH and by the

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