213136
Hydroxylamine-O-sulfonic acid
97%
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| Size/SKU | Availability | Price |
|---|---|---|
25 g | Please contact Customer Service for Availability | CZK 4,010.00 |
100 g | Please contact Customer Service for Availability | CZK 11,200.00 |
About This Item
Linear Formula:
H2NOSO3H
CAS Number:
Molecular Weight:
113.09
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
220-971-6
MDL number:
Assay:
97%
Quality Segment
assay
97%
mp
210 °C (dec.) (lit.)
storage temp.
2-8°C
SMILES string
NOS(O)(=O)=O
InChI
1S/H3NO4S/c1-5-6(2,3)4/h1H2,(H,2,3,4)
InChI key
DQPBABKTKYNPMH-UHFFFAOYSA-N
General description
Hydroxylamine-O-sulfonic acid is a versatile synthetic reagent. It is widely employed as a nucleophile and as an electrophile in various organic syntheses. It can be synthesized by reacting hydroxylamine sulfate with 30% fuming H2SO4.
Application
Hydroxylamine-O-sulfonic acid (HOSA) may be employed in the preparation of the following:
- monosubstituted and 1,1-disubstituted hydrazines
- symmetrically substituted pyrroles
- aniline
- C-substituted amino derivatives
- lactams
Hydroxylamine-O-sulfonic acid may be used in the following processes:
As a nitrogen transfer reagent for the conversion of aldehydes to nitriles in aqueous medium.
Synthesis of N-aminopiperidine (NAPP) by reacting with piperidine.
As a nitrogen transfer reagent for the conversion of aldehydes to nitriles in aqueous medium.
Synthesis of N-aminopiperidine (NAPP) by reacting with piperidine.
1 of 1
This Item | |||
|---|---|---|---|
| assay 97% | assay 99.998% | assay 99% | assay ≥99.0% (RT) |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 300 |
| storage temp. 2-8°C | storage temp. 2-8°C | storage temp. - | storage temp. - |
| mp 210 °C (dec.) (lit.) | mp 210 °C (dec.) (lit.) | mp 170 °C (dec.) (lit.) | mp 155-157 °C (dec.) (lit.) |
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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