242772
Sulfamic acid
ReagentPlus®, ≥99%
Synonym(s):
Amidosulfonic acid
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About This Item
Linear Formula:
NH2SO3H
CAS Number:
Molecular Weight:
97.09
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352106
EC Number:
226-218-8
MDL number:
Assay:
≥99%
Form:
powder or crystals
Quality Segment
product line
ReagentPlus®
assay
≥99%
form
powder or crystals
mp
215-225 °C (dec.) (lit.)
solubility
water: 50 mg/mL, clear, colorless
density
2.151 g/cm3 at 25 °C
SMILES string
NS(O)(=O)=O
InChI
1S/H3NO3S/c1-5(2,3)4/h(H3,1,2,3,4)
InChI key
IIACRCGMVDHOTQ-UHFFFAOYSA-N
General description
Sulfamic acid (H2NSO3H) is a strong inorganic acid. It exists in zwitterionic form and neutral forms. Zwitterionic form is more stable than neutral form.
The ability of sulfamic acid/zinc powder to reduce nitrate to nitrogen gas under acidic condition has been utilized to denitrify nitrate-rich wastewater.
The ability of sulfamic acid/zinc powder to reduce nitrate to nitrogen gas under acidic condition has been utilized to denitrify nitrate-rich wastewater.
Application
Sulfamic acid (H2NSO3H) may be used in the following studies:
- As a catalyst in the synthesis of aryl-14H-dibenzo[a.j]xanthenes.
- As a green catalyst for the liquid Beckmann rearrangement of ketoxime in dried acetonitrile.
- As a nitrogen source as well as an in situ activator of hydroxy groups in the direct iridium-catalyzed synthesis of primary allylic amines from allylic alcohols.
- Synthesis of polysubstituted quinolones.
Legal Information
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
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signalword
Warning
hcodes
Hazard Classifications
Aquatic Chronic 3 - Eye Irrit. 2 - Skin Irrit. 2
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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