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Merck
CN

Y0001792

Nalidixic acid impurity C

EuropePharmacopoeia (EP) Reference Standard

Synonym(s):

Diethyl ethoxymethylenemalonate, DEEMM, Ethoxymethylenemalonic acid diethyl ester

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About This Item

Linear Formula:
C2H5OCH=C(COOC2H5)2
CAS Number:
Molecular Weight:
216.23
UNSPSC Code:
12352200
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
880058
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InChI key

LTMHNWPUDSTBKD-UHFFFAOYSA-N

SMILES string

CCO\C=C(\C(=O)OCC)C(=O)OCC

InChI

1S/C10H16O5/c1-4-13-7-8(9(11)14-5-2)10(12)15-6-3/h7H,4-6H2,1-3H3

grade

pharmaceutical primary standard

API family

nalidixic acid

refractive index

n20/D 1.462 (lit.)

bp

279-281 °C (lit.)

density

1.07 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including MSDS 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

Nalidixic acid impurity C EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

pictograms

Exclamation markEnvironment

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1A

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

291.2 °F - closed cup

flash_point_c

144 °C - closed cup


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