5989. Methoxyamine

Nomenclature

CAS number: 67-62-9
O-Methylhydroxylamine; methoxylamine; α-methylhydroxylamine; hydroxylamine methyl ether.
CH5NO; mol wt 47.06.
C 25.52%, H 10.71%, N 29.76%, O 34.00%.
CH3ONH2.

Description and references

Prepd by treating hydroxylamine disulfonic acid with methyl sulfate: Goldfarb, J. Am. Chem. Soc. 67, 1852 (1945) DOI. May also be prepd from hydroxyurethan. Use as reagent for carbonyl compounds: A. H. Blatt, J. Am. Chem. Soc. 61, 3494 (1939) DOI.

Properties

Mobile liquid. Fishy, amine odor. Highly poisonous! bp760 49-50°. Miscible with water, alcohol, ether.

Derivative

Hydrochloride.

Nomenclature

CAS number: 593-56-6
Methoxyammonium chloride.
CH5ON.HCl; mol wt 83.52.
C 14.38%, H 7.24%, O 19.16%, N 16.77%, Cl 42.45%.

Properties

Nacreous scales from alcohol+ ether, mp 149-151°. Sol in water, alcohol.

Caution

Strong irritant.

Use

Analytical reagent for aldehydes and ketones.