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Y0001081

Mefenamic acid impurity A

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

2,3-Dimethylaniline, 1-Amino-2,3-dimethylbenzene, 2,3-Xylidine, 3-Amino-o-xylene, CN-Cbl

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About This Item

Linear Formula:
(CH3)2C6H3NH2
CAS Number:
87-59-2
Molecular Weight:
121.18
Beilstein:
742174
MDL number:
MFCD00007732
UNSPSC Code:
41116107
PubChem Substance ID:
329831251
NACRES:
NA.24

grade

pharmaceutical primary standard

vapor density

4.2 (vs air)

API family

mefenamic acid

manufacturer/tradename

EDQM

refractive index

n20/D 1.569 (lit.)

bp

221-222 °C (lit.)

mp

2.5 °C (lit.)

density

0.993 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

Cc1cccc(N)c1C

InChI

1S/C8H11N/c1-6-4-3-5-8(9)7(6)2/h3-5H,9H2,1-2H3

InChI key

VVAKEQGKZNKUSU-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

Mefenamic acid impurity A 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.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 2 - STOT RE 2

WGK

WGK 3

Flash Point(F)

204.8 °F

Flash Point(C)

96 °C

Regulatory Information

危险化学品

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Stéphanie Romand et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 63, 14-21 (2014-07-06)
A capillary isoelectric focusing (cIEF) method was developed for the determination of the ionization constants (pKa) of small molecules. Two approaches used to decrease the electroosmotic flow (EOF) were compared: (i) a hydroxypropylcellulose (HPC) coated capillary in aqueous medium and

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