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431362

Sigma-Aldrich

Hydroxylamine hydrochloride

99.999% trace metals basis

Synonym(s):

Hydroxylammonium chloride

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About This Item

Linear Formula:
NH2OH · HCl
CAS Number:
5470-11-1
Molecular Weight:
69.49
Beilstein/REAXYS Number:
3539763
EC Number:
226-798-2
MDL number:
MFCD00051089
UNSPSC Code:
12352301
PubChem Substance ID:
24867012
NACRES:
NA.22

grade

ACS reagent (specifications)

assay

99.999% trace metals basis

form

crystals

impurities

≤0.005% S compounds
≤0.25 meq/g Titr. free acid
<10 ppm total metallic impurities

ign. residue

≤0.05%

pH

2.5-3.5 (20 °C, 50 g/L)

mp

155-157 °C (dec.) (lit.)

density

1.67 g/mL at 25 °C (lit.)

cation traces

Fe: ≤5 ppm
NH4+:, passes test
heavy metals: ≤5 ppm

SMILES string

Cl.NO

InChI

1S/ClH.H3NO/c;1-2/h1H;2H,1H2

InChI key

WTDHULULXKLSOZ-UHFFFAOYSA-N

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Application

Reactant for preparation of:
  • Organosilane amines as potent inhibitors and structural probes of influenza A virus M2 proton channel
  • Lamellarin D analogues as inibitors of topoisomerase I and potential antitumor agents
  • Azapeptide tocolytic agents as inhibitors of prostaglandin F2a receptor for preventing preterm labor
  • Thiazolidinones spiro-fused to indolin-2-ones as potent and selective inhibitors of Mycobacterium tuberculosis protein tyrosine phosphatase B
  • Orally bioavailable quinoline-based antidiabetic dipeptidyl peptidase IV inhibitors targeting Lys554
  • Pyrimidine nucleoside derivatives with nitric oxide donors as antiviral agents
  • Benzyladenosine compounds targeting adenosine A2A receptor and adenosine transporter for neuroprotection
  • Naphthol derivatives as inhibitors of the vanilloid receptor TRPV1 with improved potency in rat cystometry models of urinary incontinence

Biochem/physiol Actions

MAO inhibitor; inhibits platelet aggregation.

Features and Benefits

Meets A.C.S. reagent specifications.

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Carc. 2 - Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 Oral

target_organs

spleen

Storage Class

4.1A - Other explosive hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Lizethly Cáceres-Jensen et al.
International journal of environmental research and public health, 18(12) (2021-07-03)
The sorption behavior of 2,4-dichlorophenoxyacetic acid (2,4-D) in the abundant agricultural volcanic ash-derived soils (VADS) is not well understood despite being widely used throughout the world, causing effects to the environment and human health. The environmental behavior and risk assessment
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Dipeptidyl peptidase IV (DPP-4) inhibition is a validated therapeutic option for type 2 diabetes, exhibiting multiple antidiabetic effects with little or no risk of hypoglycemia. In our studies involving non-covalent DPP-4 inhibitors, a novel series of quinoline-based inhibitors were designed
Salvatore Cananzi et al.
Bioorganic & medicinal chemistry, 19(16), 4971-4984 (2011-07-26)
A novel 5-oxa-6a,8-diazaindeno[2,1-b]phenanthren-7-one scaffold was designed and synthesized as an active analogue of the cytotoxic marine alkaloid Lamellarin D. The design was based on molecular modeling of the site of interaction of Lamellarin D with DNA-topoisomerase I cleavable complex, whereas
Shi, J.; et al.
Chinese Chemical Letters = Zhongguo Hua Xue Kuai Bao, 22, 899-899 (2011)
Klaus Urbahns et al.
Bioorganic & medicinal chemistry letters, 21(11), 3354-3357 (2011-05-03)
We have identified naphthol derivatives as inhibitors of the vanilloid receptor TRPV1 by high throughput screening. The initial lead showed high clearance in rats and has been optimized by enhancing the acidity of the phenol group. Compound 6b has reduced
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