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4229-44-1 - N-Methylhydroxylamine hydrochloride, 98% - L02202 - Alfa Aesar

L02202 N-Methylhydroxylamine hydrochloride, 98%

CAS-Nummer
4229-44-1
Synonyme

Größe Preis ($) Menge Verfügbarkeit
5g 49,80
25g 200,00
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N-Methylhydroxylamine hydrochloride, 98%

MDL
MFCD00012597
EINECS
224-181-2

Chemische Eigenschaften

Formel
CH3NHOH•HCl
Molmasse
83.52
Schmelzpunkt
80-86°
Sensitivität
Hygroscopic
Löslichkeit
Soluble in water.

Anwendungen

N-Methylhydroxylamine hydrochloride is used as an inorganic catalyst used in the transamidation of primary amides with amines. It is employed in constructing hydroxamates, important functional groups for the complexation of iron.

Bemerkungen

Hygroscopic. Store under dry inert gas. Protect from humidity and air.

Literaturverweise

A. Gibson and S. Mirzazadeh. N-methylhydroxylamine inhibits and M&B 22948 potentiates relaxations of the mouse anococcygeus to non-adrenergic, non-cholinergic field stimulation and to nitrovasodilator drugs.British Journal of Pharmacology.1989, 96 637-644.

J. R. Ochoa Gomez. Electrosynthesis of N-methylhydroxylamine.Journal of Applied Electrochemistry.1991, 21 331-334.

Reacts with aldehydes and ketones to give nitrones, which undergo 1,3-dipolar addition reactions with alkenes. Cycloaddition to trimethylvinylsilane has been used in a 2-carbon extension of aldehydes to ɑß-unsaturated aldehydes: J. Org. Chem., 49, 3421 (1984):

Intramolecular cycloaddition has been used as a route to bicyclic systems, e.g. from citronellal: Org. Synth. Coll., 6, 670 (1988).

Reviews: 1,3-Dipolar cycloadditions of nitrones: Synthesis, 205 (1975). The [3+2] nitrone-olefin cycloaddition reaction: Org. React., 36, 1 (1988). Synthetic applications of nitrones: Org. Prep. Proced. Int., 17, 25 (1985).

For conversion to, and reactions of, the N,O-bis(TMS) derivative, see: J. Chem. Soc., Perkin 1, 1823 (1989).

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
3541409
Harmonized Tariff Code
2928.00
TSCA
Yes

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