Description
Hydroxylamine hydrochloride
Synonym(s):
Hydroxylammonium chloride
Linear Formula:
NH2OH · HCl
CAS Number:
5470-11-1
Molecular Weight:
69.49
Beilstein:
3539763
EC Number:
226-798-2
MDL number:
MFCD00051089
PubChem Substance ID:
329758115
NACRES:
NB.24
PROPERTIES
Inchi Key
WTDHULULXKLSOZ-UHFFFAOYSA-N
grade
ACS reagent
puriss. p.a.
vapor pressure
0.001 hPa ( 50 °C)
Assay
≥99.0% (RT)
form
powder or crystals
technique(s)
inhibition assay: suitable
ign. residue
≤0.05% (as SO4)
pH
2.5-3.5 (25 °C, 50 mg/mL in H2O)
mp
155-157 °C (dec.) (lit.)
density
1.67 g/mL at 25 °C (lit.)
anion traces
sulfate (SO42-): ≤50 mg/kg
cation traces
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
heavy metals: ≤5 ppm (by ICP)
SMILES string
Cl.NO
InChI
1S/ClH.H3NO/c;1-2/h1H;2H,1H2
General description
Hydroxylamine hydrochloride (Hydroxylammonium chloride) is the hydrochloride salt of hydroxylamine. It participates in the synthesis of 1,2,4-oxadiazoles.[1]
Biochem/physiol Actions
MAO inhibitor; inhibits platelet aggregation.
SAFETY INFORMATION
Pictograms
GHS05,GHS07,GHS08,GHS09
Signal Word
Warning
Hazard Statements
H290 - H302 + H312 - H315 - H317 - H319 - H351 - H373 - H410
Precautionary Statements
P273 - P280 - P301 + P312 - P302 + P352 + P312 - P305 + P351 + P338 - P308 + P313
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 Code
4.1A - Other explosive hazardous materials
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable