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1140338

USP

Clonazepam Related Compound B

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

2-Amino-2′-chloro-5-nitrobenzophenone, (2-Amino-5-nitrophenyl)(2-chlorophenyl)methanone

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About This Item

Empirical Formula (Hill Notation):
C13H9ClN2O3
CAS Number:
2011-66-7
Molecular Weight:
276.68
Beilstein/REAXYS Number:
2814216
MDL number:
MFCD00792453
UNSPSC Code:
41116107
PubChem Substance ID:
329749432

grade

pharmaceutical primary standard

API family

clonazepam

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

Nc1ccc(cc1C(=O)c2ccccc2Cl)[N+]([O-])=O

InChI

1S/C13H9ClN2O3/c14-11-4-2-1-3-9(11)13(17)10-7-8(16(18)19)5-6-12(10)15/h1-7H,15H2

InChI key

GRDGBWVSVMLKBV-UHFFFAOYSA-N

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Clonazepam Related Compound B USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Gas chromatographic determination of clonazepam.
P Larking
Journal of chromatography, 221(2), 399-402 (1980-12-12)
J C Spell et al.
Journal of pharmaceutical and biomedical analysis, 18(3), 453-460 (1999-03-30)
A stability indicating, reversed phase high-performance liquid chromatographic method utilizing a smallbore HPLC column has been developed for the determination of clonazepam in a commercial tablet dosage form. The use of a small bore column results in a substantial solvent

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