Product name: Timolol Maleate
Molecular Formula: C17H28N4O7S
Molecular Weight: 432.49
CAS No.: 26921-17-5
Timolol Maleate is white or almost white, crystalline powder or colorless crystals.
Timolol Maleate is a new potent β-receptor blocker, which is clinically used to treat hypertension, angina pectoris, tachycardia and glaucoma.
1. It is used for essential hypertension, has a good effect on mild and moderate hypertension, and can be used in combination with diuretics;
2. For coronary heart disease, it can be used for the treatment of angina pectoris and myocardial infarction;
3. Used for tachycardia;
4. Prevent migraine;
5. The eye drops of this medicine are used for the treatment of glaucoma, especially for primary, open-angle glaucoma, and have the effect of traditional traditional eye pressure lowering drugs. It can also be used for angle-closure glaucoma implants, aphakic glaucoma, some people with secondary glaucoma, ocular hypertension, and glaucoma that is ineffective to drugs and surgery. Can be combined with miotic drugs.
White or almost white, crystalline powder or colorless crystals.
Soluble in water and in ethanol (96 percent)
199℃ ~ 203℃
IR spectrum of sample corresponds to the IR spectrum of reference standard.
Identification (Specific optical rotation)
Solution color and clarity
Solution is clear and not more intensely colored than reference solution B8
Single unknown impurity
Loss on drying
Residue on ignition
Assay (dried substance)
Room temperature storage.