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07499 Sigma-Aldrich

2-Methoxynaphthalene

pharmaceutical impurity standard

Synonym: Methyl 2-naphthyl ether, Naproxen Impurity M

  • CAS Number 93-04-9

  • Linear Formula C10H7OCH3

  • Molecular Weight 158.20

  •  Beilstein Registry Number 1859408

  •  EC Number 202-213-6

  •  MDL number MFCD00004061

  •  PubChem Substance ID 329748457

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Properties

Related Categories Analytical Standards, Analytical/Chromatography, Naproxen impurities, Pharmaceutical Impurities, Pharmacopeia & Metrological Institutes Standards More...
InChI Key   LUZDYPLAQQGJEA-UHFFFAOYSA-N
assay   ≥98.0% (GC)
shelf life   limited shelf life, expiry date on the label
impurities   ≤0.5% water
bp   274 °C(lit.)
mp   70-73 °C(lit.)
solubility   H2O: soluble (completely)
density   1.064 g/mL at 25 °C(lit.)

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Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
UN 3077 9 / PGIII
WGK Germany 
2
RTECS 
QJ9468750
Flash Point(F) 
208.4 °F
Flash Point(C) 
98 °C
Protocols & Articles
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