V4629 SIGMA (±)-Verapamil hydrochloride ≥99% (titration), powder Synonym: 5-[N-(3,4-Dimethoxyphenylethyl)methylamino]-2-(3,4-dimethoxyphenyl)-2-isopropylvaleronitrile hydrochloride CAS Number 152-11-4 Linear Formula (CH3O)2C6H3CH2CH2N(CH3)(CH2)3C[C6H3(OCH3)2][CH(CH3)2]CN · HCl Molecular Weight 491.06 assay ≥99% (titration) form powder color white mp 142 °C (dec.)(lit.) solubility methanol: soluble50 mg/mL ethanol: soluble |