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Merck
CN

S2130

5-Sulfosalicylic acid dihydrate

reagent grade, ≥99%, ReagentPlus®

Synonym(s):

2-Hydroxy-5-sulfobenzoic acid

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About This Item

Linear Formula:
HO3SC6H3-2-(OH)CO2H·2H2O
CAS Number:
5965-83-3
Molecular Weight:
254.21
NACRES:
NA.21
PubChem Substance ID:
24899512
UNSPSC Code:
12352100
EC Number:
202-555-6
MDL number:
MFCD00149540
Beilstein/REAXYS Number:
650741

Key Documents

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Product Name

5-Sulfosalicylic acid dihydrate, ReagentPlus®, ≥99%

InChI key

BHDKTFQBRFWJKR-UHFFFAOYSA-N

InChI

1S/C7H6O6S.2H2O/c8-6-2-1-4(14(11,12)13)3-5(6)7(9)10;;/h1-3,8H,(H,9,10)(H,11,12,13);2*1H2

SMILES string

[H]O[H].[H]O[H].OC(=O)c1cc(ccc1O)S(O)(=O)=O

grade

reagent grade

vapor pressure

0.000054 hPa ( 20 °C)

product line

ReagentPlus®

assay

≥99%

Quality Level

200

form

powder or crystals

pH

0.55 (25.4 °C, 100 g/L)
0.55 (25.4 °C, at 100 g/L)

mp

105-110 °C (lit.)

solubility

water: soluble 100 mg/mL, clear, colorless

density

1,6393 g/cm3 at 20 °C

functional group

carboxylic acid
sulfonic acid

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Related Categories

Application


  • Efficient transfer hydrogenation of biomass-derived furfural to furfuryl alcohol over mesoporous Zr-containing hybrids: This research uses 5-sulfosalicylic acid as a ligand to enhance catalytic efficiency, demonstrating potential applications in biofuel production (J Yang et al., 2022).

  • Synthesis of polyaniline/5-sulfosalicylic acid composite and its electrochemical properties: Investigates the synthesis of a composite material that exhibits promising electrochemical properties, useful for developing advanced electronic materials (RM Bandeira et al., 2020).

  • Controllable 5-sulfosalicylic acid assisted solvothermal synthesis of monodispersed superparamagnetic Fe3O4 nanoclusters: Highlights the role of 5-sulfosalicylic acid in controlling the size and dispersion of magnetic nanoparticles, crucial for various technological applications (W Wang et al., 2017).

General description

5-Sulfosalicylic acid dihydrate is a poly functional metal chelating ligand that may be used to form metal coordination complexes.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

wgk

WGK 1

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
WXBF8092V
WXBF8067V
WXBF7160V
WXBF6917V
WXBF6292V

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Synthesis, structure, and physical properties of calcium and strontium complexes with the ligand sulfosalicylic acid.
Wu G, et al.
Zeitschrift fur Anorganische und Allgemeine Chemie, 636(3?4), 652-656 (2010)
Syntheses, structures, and characterizations of four new lead (II) 5-sulfosalicylate complexes with both chelating and bridging neutral ligands.
Fan SR, & Zhu LG.
Inorganic Chemistry, 46(16), 6785-6793 (2007)
Kamil Strzelak et al.
Biosensors & bioelectronics, 127, 31-37 (2018-12-28)
The fully-mechanized Multicommutated Flow Analysis (MCFA) system for determination of transferrin in human serum has been developed. The analytical methodology concerns immunoprecipitation measurements with the use of LED-based nephelometric flow-through detectors with polymeric light guides. To improve the mechanization degree
Butyltin (IV) 5-sulfosalicylates: structural characterization and their cytostatic activity
Pruchnik H, et al
Polyhedron, 49(1), 223-233 (2013)
Natchagorn Lumlerdkij et al.
Journal of ethnopharmacology, 250, 112409-112409 (2019-11-22)
Thai traditional medicine (TTM) has been used widely in cancer management in Thailand. Although several Thai medicinal plants were screened for pharmacological activities related to cancer treatment, such evidence still suffers from the lack of linking with TTM knowledge. To
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