Description
Hydroxylamine hydrochloride
ACS reagent, 98.0%, 100G
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:
329752798
NACRES:
NA.21
PROPERTIES
grade
ACS reagent
Quality Level
200
vapor pressure
0.001 hPa ( 50 °C)
Assay
98.0%
form
powder, crystals or chunks
reaction suitability
reaction type: C-H Activation
reagent type: catalyst
technique(s)
inhibition assay: suitable
impurities
≤0.005% S compounds
≤0.25 meq/g Titr. free acid
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.)
anion traces
sulfur compounds (as SO42-): ≤0.005%
cation traces
Fe: ≤5 ppm
NH4+:, passes test
heavy metals: ≤5 ppm (by ICP)
storage temp.
room temp
SMILES string
Cl.NO
InChI
1S/ClH.H3NO/c;1-2/h1H;2H,1H2
InChI key
WTDHULULXKLSOZ-UHFFFAOYSA-N
Application
Powerful reducing agent. Converts aldehydes and ketones to oximes, and acid chlorides to hydroxamic acids. Used as catalyst, swelling agent, and copolymerization inhibitor.
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