Key Intermediates for Cinacalcet hydrocloride: 

(R)-1-(1-Naphthyl)ethylamine hydrocloride

CAS#: 82572-04-1

Optical isomers chiral purity: min 99% 

Appearance: White to light-brown solid powder 

Loss on Drying: max 0.5% 

Moisture: max 0.5% 

1-（2-Naphthyl）ethylamine:  max 0.15%  

Acetonaphthone: max 0.30% 

N-(1-phenyl-1-ethyl)-formamide: max 0.30%

Other unknown single impurities: max 0.15%

Total impurities: max 1.0%

（S）-1-（1-Naphthyl）ethylamine: max 0.15%  

Packing: 25kg net fiber drum lined with plastic bag