CAS Registry Number: 67-62-9
CAS Name: O-Methylhydroxylamine
Additional Names: methoxylamine; a-methylhydroxylamine; hydroxylamine methyl ether
Molecular Formula: CH5NO
Molecular Weight: 47.06
Percent Composition: C 25.52%, H 10.71%, N 29.76%, O 34.00%
Line Formula: CH3ONH2
Literature References: Prepd by treating hydroxylamine disulfonic acid with methyl sulfate: Goldfarb, J. Am. Chem. Soc. 67, 1852 (1945). May also be prepd from hydroxyurethan. Use as reagent for carbonyl compounds: A. H. Blatt, J. Am. Chem. Soc. 61, 3494 (1939).
Derivative Type: Free base
Properties: Mobile liquid. Fishy, amine odor. Highly poisonous! bp760 49-50°. Miscible with water, alcohol, ether.
Boiling point: bp760 49-50°
Derivative Type: Hydrochloride
Molecular Formula: CH5ON.HCl
Molecular Weight: 83.52
Percent Composition: 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.
Melting point: mp 149-151°
CAUTION: Strong irritant.
Use: Analytical reagent for aldehydes and ketones.