CAS Number

111470-99-6

Molecular Formula

C₂₀H₂₅ClN₂O₅.C₆H₆O₃S

Molecular Weight

567.05

MolecularStructure

Packing

1kg, 5kg, 10kg/drum

Capacity

Production upon order

Storage

Kept in dry and cool place, avoid of sunlight

Application

is a long-acting calcium channel blocker (dihydropyridine (DHP) class) used as an anti-hypertensive and in the treatment of angina.

Appearance

White or almost white powder

Identification

Meets the requirements

Specific Rotation

-0.10 ~ +0.10°

Water

≤0.5%

Heavy Metals

≤0.002%

Redidue in Ignition

≤0.2%

Related Substances

Meets the requirements

Benzene Sulfonic Acid

27.3 ~ 28.7%

Ethanol

≤300ppm

Toluene

≤60ppm

Benzene

≤2ppm

Acetic Acid

≤600ppm

Methylamine

≤20ppm

Ethyl Benzene Sulfonate

≤5ppm

Particle Size

Meets the requirements

Assay

98.0 ~102.0%

Standard

USP33