Darifenacin Intermediate

[Chemical Name]: 5-(2-Bromoethyl)-2,3-dihydrobenzofuran

[Synonyms]: 2,3-Dihydro-5-(2-bromoethyl)benzofuran

[Structure]:

[Formula]: C10H11BrO

[Molecular Weight]: 227.10

[CAS RN]: 127264-14-6

[Density]: 1.459 g/cm3

[Melting Point]: 63-68 ℃

[Flash Point]: 113.8 ℃

[Specification]:

Appearance Pale yellow or white crystalline powder
Solubility Meet the requirments
Identification

HPLC
UV

Melting point 63~68℃
Loss on drying 1.0%max
Rlated substances

Individual imprutiy: 0.5%max
Total impurities: 1.0%max

Assay 98.0%min