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About This Item
Linear Formula:
4-(H2N)C6H4SO3H
CAS Number:
Molecular Weight:
173.19
Beilstein:
908765
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.21
grade
ACS reagent
Quality Level
Assay
98.0-102.0% (ACS specification)
99%
form
powder
ign. residue
≤0.01%
mp
>300 °C (lit.)
anion traces
chloride (Cl-): ≤0.002%
nitrite (NO2-): ≤0.5 ppm
sulfate (SO42-): ≤0.01%
functional group
sulfonic acid
SMILES string
Nc1ccc(cc1)S(O)(=O)=O
InChI
1S/C6H7NO3S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4H,7H2,(H,8,9,10)
InChI key
HVBSAKJJOYLTQU-UHFFFAOYSA-N
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Application
The diazonium salt of sulfanilic acid may be used in the preparation of azo dyes such as o-anisaldehyde, orange I and orange II. It may also be used in the preparation of 2,6-dibromoaniline via bromination followed by desulfonation.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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