Y0001792

Nalidixic acid impurity C

EuropePharmacopoeia (EP) Reference Standard

• Synonym(s): Diethyl ethoxymethylenemalonate, DEEMM, Ethoxymethylenemalonic acid diethyl ester
• Linear Formula: C₂H₅OCH=C(COOC₂H₅)₂
• CAS Number: 87-13-8
• Molecular Weight: 216.23
• Beilstein/REAXYS Number: 880058
• MDL number: MFCD00009148
• UNSPSC Code: 12352200
• PubChem Substance ID: 329831576
• NACRES: NA.24

Properties

• 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
• 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
• InChI key: LTMHNWPUDSTBKD-UHFFFAOYSA-N

Description

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.

Safety Information

• pictograms: GHS07,GHS09
• signalword: Warning
• hcodes: H302,H315,H317,H319,H410
• pcodes: P261 - P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• 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_germany: WGK 1
• flash_point_f: 291.2 °F - closed cup
• flash_point_c: 144 °C - closed cup