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80816

Supelco

(2S)-2-(5-Chloro-6-methoxynaphthalen-2-yl)propanoic acid

pharmaceutical impurity standard

Synonym(s):

Naproxen Impurity B, (αS)-5-Chloro-6-methoxy-α-methyl-2-naphthaleneacetic acid, (2S)-2-(5-Chloro-6-methoxy-2-naphthyl)propionic acid, (S)-5-Chloronaproxen

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About This Item

Empirical Formula (Hill Notation):
C14H13ClO3
CAS Number:
Molecular Weight:
264.70
Beilstein:
5278973
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.24

Quality Level

API family

naproxen

Assay

≥98.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

impurities

≤0.5% water

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

C[C@H](C(O)=O)C1=CC2=CC=C(OC)C(Cl)=C2C=C1

InChI

1S/C14H13ClO3/c1-8(14(16)17)9-3-5-11-10(7-9)4-6-12(18-2)13(11)15/h3-8H,1-2H3,(H,16,17)/t8-/m0/s1

InChI key

RVVAYDHIVLCPBC-QMMMGPOBSA-N

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Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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