Anodyne

Lorazepam
Lorazepam
Esters
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Lorazepam acetate
Lorazepam acetate
Molecular structure via molpic
Conformer structure via 3Dmol.js
Molecular formulaC16H12Cl2N2O2
Molecular mass335.2 g/mol
Predicted LogP2.4
Melting point206 °C
Chiralityracemic
Identifiers
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IUPAC name7-chloro-5-(2-chlorophenyl)-3-hydroxy-1-methyl-3H-1,4-benzodiazepin-2-one
SMILESCN1C2=C(C=C(C=C2)Cl)C(=NC(C1=O)O)C3=CC=CC=C3Cl
InChIInChI=1S/C16H12Cl2N2O2/c1-20-13-7-6-9(17)8-11(13)14(19-15(21)16(20)22)10-4-2-3-5-12(10)18/h2-8,15,21H,1H3
InChIKeyFJIKWRGCXUCUIG-UHFFFAOYSA-N
Dosing
Elimination half-life10–12 hours
Oral
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Threshold0.3 - 0.5 mg
Light0.5 - 1 mg
Common1 - 2 mg
Strong2 - 3 mg
Heavy3 - 4 mg
Statistically derived dosages by Sernyl

Lorazepam

Lorazepam (also known as Lormetazepam, Methyllorazepam, N-Methyllorazepam, Loramet, Noctamid, Lormetazepamum, Chlorotemazepam, Ergocalm, Noctamide or WY-4082) is a substance of the benzodiazepine class.

Chemistry

Lorazepam is typically found in the form of its acetate ester.

Stereochemistry

(RS)-Lorazepam is a racemic mixture of the optical stereoisomers:
Stereoisomers
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(+)-Lorazepam(-)-Lorazepam
(+)-Lorazepam (-)-Lorazepam

See also