An Analytical Reference Standard
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Isomer(s)
23110(±)-Meclonazepam
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Meclonazepam

Item No. 25110

Product Insert (PDF)GC-MS (PDF)Safety Data Sheet (SDS) (PDF)
Synonyms
Synonyms
  • Ro 11-3128
Technical Information
Formal Name
(3S)-5-(2-chlorophenyl)-1,3-dihydro-3-methyl-7-nitro-2H-1,4-benzodiazepin-2-one
CAS Number
58662-84-3
Molecular Formula
C16H12ClN3O3
Formula Weight
329.7
Purity
≥98%
Formulation
A crystalline solid
Solubility(Learn about Variance in Solubility)
DMF: 25 mg/mlDMSO: 25 mg/mlDMSO:PBS (pH 7.2) (1:1): 0.5 mg/mlMethanol: 1 mg/ml
λmax
214, 246, 310 nm
SMILES
O=C1[C@H](C)N=C(C2=CC=CC=C2Cl)C3=C(C=CC([N+]([O-])=O)=C3)N1
InChi Code
InChI=1S/C16H12ClN3O3/c1-9-16(21)19-14-7-6-10(20(22)23)8-12(14)15(18-9)11-4-2-3-5-13(11)17/h2-9H,1H3,(H,19,21)/t9-/m0/s1
InChi Key
LMUVYJCAFWGNSY-VIFPVBQESA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    Product Description

    Meclonazepam (Item No. 25110) is an analytical reference standard categorized as a benzodiazepine.1 This product is intended for research and forensic applications.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Meyer, M.R., Bergstrand, M.P., Helander, A., et al. Identification of main human urinary metabolites of the designer nitrobenzodiazepines clonazolam, meclonazepam, and nifoxipam by nano-liquid chromatography-high-resolution mass spectrometry for drug testing purposes. Anal. Bioanal. Chem. 408(13), 3571-3591 (2016).