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Key Documents

07506

Supelco

(S)-Naproxen ethyl ester

pharmaceutical impurity standard

Synonym(s):

Naproxen impurity F (PhEur), (2S)-2-(6-Methoxy-2-naphthyl)propionic acid ethyl ester, Ethyl (αS)-6-methoxy-α-methyl-2-naphthaleneacetate, Ethyl (2S)-2-(6-methoxy-2-naphthyl)propionate

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About This Item

Empirical Formula (Hill Notation):
C16H18O3
CAS Number:
Molecular Weight:
258.31
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.24

Quality Level

API family

naproxen

Assay

≥98.0% (HPLC)

optical activity

[α]/D 48±4°, c = 0.1 in chloroform

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(OCC)=O)C1=CC2=CC=C(OC)C=C2C=C1

InChI

1S/C16H18O3/c1-4-19-16(17)11(2)12-5-6-14-10-15(18-3)8-7-13(14)9-12/h5-11H,4H2,1-3H3/t11-/m0/s1

InChI key

URNAYRDBUUZOIU-NSHDSACASA-N

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Product No.
Description
Pricing

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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