Metaclazepam is a benzodiazepine derivative. It is a relatively selective anxiolytic with less sedative or muscle relaxant properties than other benzodiazepines such as diazepam or bromazepam.

Metaclazepam
Systematic (IUPAC) name
7-bromo-5-(2-chlorophenyl)-2-(methoxymethyl)-1-methyl-2,3-dihydro-1H-1,4-benzodiazepine
Identifiers
CAS number	84031-17-4
ATC code	?
PubChem	71272
Chemical data
Formula	C18H18BrClN2O
Mol. mass	393.705
Pharmacokinetic data
Bioavailability	?
Metabolism	?
Half life	?
Excretion	?
Therapeutic considerations
Pregnancy cat.	?
Legal status
Routes	?

Metaclazepam is slightly more effective as an anxiolytic than bromazepam, or diazepam, with a 15mg dose of metaclazepam equivalent to 4mg of bromazepam.