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(R)-Naproxen

SIAL/82170 - pharmaceutical impurity standard

Synonym: (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

CAS Number: 23979-41-1
Empirical Formula (Hill Notation): C14H14O3
Molecular Weight: 230.26
EC Number: 245-966-6
MDL Number: MFCD00870716
Linear Formula: CH3OC10H6CH(CH3)CO2H
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-82170-50MG 50 mg
 $542.00
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API family naproxen
application(s) pharmaceutical (small molecule)
assay ≥98.0% (HPLC)
format neat
impurities ≤0.5% water
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
mp 156-158 °C (lit.)
optical activity [α]/D -71±4°, c = 0.1 in chloroform
Quality Level 100 
shelf life limited shelf life, expiry date on the label
SMILES string COc1ccc2cc(ccc2c1)[C@@H](C)C(O)=O
storage temp. 2-8°C
Symbol GHS07  GHS07
Signal word Warning
Hazard statements H302
Precautionary statements P301 + P312 + P330
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥98.0% (HPLC)
mp 156-158 °C (lit.)
Storage Temp. 2-8°C
UNSPSC 12352200

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