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251283

Sigma-Aldrich

Sulfanilic acid sodium salt hydrate

97%

Synonym(s):

4-aminobenzenesulfonic acid sodium salt hydrate

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About This Item

Linear Formula:
4-(H2N)C6H4SO3Na·xH2O
CAS Number:
123333-70-0
Molecular Weight:
195.17 (anhydrous basis)
EC Number:
208-208-5
MDL number:
MFCD00151043
UNSPSC Code:
12352100
PubChem Substance ID:
57648116
NACRES:
NA.21

Quality Level

100

Assay

97%

form

crystals

functional group

sulfonic acid

SMILES string

O.[Na+].Nc1ccc(cc1)S([O-])(=O)=O

InChI

1S/C6H7NO3S.Na.H2O/c7-5-1-3-6(4-2-5)11(8,9)10;;/h1-4H,7H2,(H,8,9,10);;1H2/q;+1;/p-1

InChI key

VDGKZGAQOPUDQL-UHFFFAOYSA-M

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H317,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1

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

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Certificates of Analysis (COA)

Lot/Batch Number
MKCR1735
MKCP3180
MKCM6794
MKCF8698
MKCD5638

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Synthesis, chemical modification, and surface assembly of carbon nanowires.
Amma A, et al.
Advances in Functional Materials, 13(5), 365-370 (2003)
Xiaomin Zhu et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 10(16), 3871-3878 (2004-08-19)
The synthesis of 4-N-[3',4',5'-tris(dodecyloxy)benzamido]benzene-4-sulfonic acid (1) and 4'-[3",4",5"-tris(dodecyloxy)benzoyloxy]azobenzene-4-sulfonic acid (2) is described. Pure acid 1 is stable, while 2 can be stored only in solution. Both acids were obtained from their sodium salts and were quantitatively transformed into the pyridinium

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