82170
(R)-Naproxen
pharmaceutical impurity standard
Synonym(s):
(R)-(−)-6-Methoxy-α-methyl-2-naphthaleneacetic acid, Naproxen Impurity G, (2R)-2-(6-Methoxy-2-naphthyl)propionic acid, (2R)-2-(6-Methoxynaphthalen-2-yl)propanoic acid, (R)-Naproxen
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About This Item
InChI
1S/C14H14O3/c1-9(14(15)16)10-3-4-12-8-13(17-2)6-5-11(12)7-10/h3-9H,1-2H3,(H,15,16)/t9-/m1/s1
InChI key
CMWTZPSULFXXJA-SECBINFHSA-N
SMILES string
COc1ccc2cc(ccc2c1)[C@@H](C)C(O)=O
API family
naproxen
assay
≥98.0% (HPLC)
optical activity
[α]/D -71±4°, c = 0.1 in chloroform
shelf life
limited shelf life, expiry date on the label
impurities
≤0.5% water
mp
156-158 °C (lit.)
application(s)
pharmaceutical (small molecule)
format
neat
storage temp.
2-8°C
Quality Level
signalword
Warning
hcodes
pcodes
Hazard Classifications
Acute Tox. 4 Oral
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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