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Merck
CN

448737

Benzenesulfonic acid monohydrate

97%

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About This Item

Linear Formula:
C6H5SO3H · H2O
CAS Number:
Molecular Weight:
176.19
UNSPSC Code:
12352106
NACRES:
NA.22
PubChem Substance ID:
EC Number:
202-638-7
Beilstein/REAXYS Number:
4552655
MDL number:
Assay:
97%
Form:
solid
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Quality Level

assay

97%

form

solid

mp

42-49 °C (lit.)

functional group

sulfonic acid

SMILES string

O.OS(=O)(=O)c1ccccc1

InChI

1S/C6H6O3S.H2O/c7-10(8,9)6-4-2-1-3-5-6;/h1-5H,(H,7,8,9);1H2

InChI key

MVIOINXPSFUJEN-UHFFFAOYSA-N

Application

Benzenesulfonic acid monohydrate (PhSO3H. H2O) can be used as:
  • A catalyst to synthesize α,β-unsaturated amides via Pd-catalyzed selective aminocarbonylation of styrenes with nitroarenes.
  • A reactant to prepare amino acid benzyl ester salts for the study of gelation in nonpolar solvents.
  • A catalyst for the conversion of oxydipropionitrile (nitrile) to di-n-propyl-oxydipropionate (ester).



pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

危险化学品

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Palladium-Catalyzed Carbonylative Synthesis of α, β -Unsaturated Amides from Styrenes and Nitroarenes
Peng, Jin-Bao and Geng, Hui-Qing and Li, Da and Qi, Xinxin and Ying, Jun and Wu, Xiao-Feng
Organic Letters, 20(16), 4988-4993 (2018)
Mike Barbeck et al.
International journal of molecular sciences, 21(9) (2020-05-02)
Bioresorbable collagenous barrier membranes are used to prevent premature soft tissue ingrowth and to allow bone regeneration. For volume stable indications, only non-absorbable synthetic materials are available. This study investigates a new bioresorbable hydrofluoric acid (HF)-treated magnesium (Mg) mesh in
Karl H Schneider et al.
Acta biomaterialia, 116, 246-258 (2020-09-02)
Vascular grafts with a diameter of less than 6 mm are made from a variety of materials and techniques to provide alternatives to autologous vascular grafts. Decellularized materials have been proposed as a possible approach to create extracellular matrix (ECM) vascular



Global Trade Item Number

SKUGTIN
448737-50G04061832312736
448737-250G04061833547656