21. Acecarbromal

Nomenclature

CAS number: 77-66-7
N-[(Acetylamino)carbonyl]-2-bromo-2-ethylbutanamide; N-acetyl-N-bromodiethylacetylurea; acetylbromodiethylacetylcarbamide; N-acetyl-N′-α-bromo-α-ethylbutyrylcarbamide; acetylcarbromal; Abasin (Bayer); Sedamyl (3M Pharma).
C9H15BrN2O3; mol wt 279.13.
C 38.73%, H 5.42%, Br 28.63%, N 10.04%, O 17.20%.

Description and references

Prepn: DE 327129 (1920 to Bayer), Frdl. 13, 809 (1923). HPLC determn in plasma, urine: M. Hbel, G. Bender, Arch. Toxicol. 37, 307 (1977). GC-MS screening procedure in urine: H. H. Maurer, J. Chromatogr. 530, 307 (1990).

Chemical structure

Properties

Crystals, slightly bitter taste, mp 108-109°. Slightly sol in water; freely sol in alcohol, ethyl acetate.

Therapeutic Category

Sedative, hypnotic.

Keywords

Sedative/Hypnotic; Acylic Ureides