Skip to Content
Merck
CN

Key Documents

View All Documentation

PHR2229

Levofloxacin Related Compound B

Pharmaceutical Secondary Standard; Certified Reference Material

Synonym(s):

(S)-(−)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C13H9F2NO4
CAS Number:
100986-89-8
Molecular Weight:
281.21
UNSPSC Code:
41116107
NACRES:
NA.24
MDL number:
MFCD04039905
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Quality Level

300

grade

certified reference material, pharmaceutical secondary standard

agency

traceable to Ph. Eur. Y0002084, traceable to USP 1362125

API family

levofloxacin

optical activity

[α]20/D -64°, c = 1% in DMSO

CofA

current certificate can be downloaded

packaging

pkg of 100 mg

mp

>300 °C (lit.)

application(s)

pharmaceutical small molecule

storage temp.

2-30°C

SMILES string

C[C@H]1COc2c(F)c(F)cc3C(=O)C(=CN1c23)C(O)=O

InChI

1S/C13H9F2NO4/c1-5-4-20-12-9(15)8(14)2-6-10(12)16(5)3-7(11(6)17)13(18)19/h2-3,5H,4H2,1H3,(H,18,19)/t5-/m0/s1

InChI key

NVKWWNNJFKZNJO-YFKPBYRVSA-N

General description

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards

Application

These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Analysis Note

These secondary standards offer multi-traceability to the USP and EP primary standards, where they are available.

Other Notes

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.
To see an example of a Certificate of Analysis for this material enter LRAC3409 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

Still not finding the right product?

Explore all of our products under Levofloxacin Related Compound B

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library