Place of Origin: Sichuan,China (Mainland)
Molecular formula: C10H13NO4
Molecular weight: 211.21
Melting Point: ≥300 °C
Storage condition: Store at RT
Boiling point: 436.3°C at 760 mmHg
Refractive index: -14 ° (C=1, H2O)
Flashing point: 217.7°C
Vapour pressure: 2.19E-08mmHg at 25°C
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Alpha-methyldopa (CAS: 555-30-6)
White crystalline powder
-14 ° (C=1, H2O)
Store at RT
Left-handed methyldopa is a B blockers core vascular medicine, to moderate program of primary and renal hypertension has good curative effect.
Methyldopa(L-α-Methyl-3,4-dihydroxyphenylalanine; Aldomet, Aldoril, Dopamet, Dopegyt, etc.) is an alpha-adrenergic agonist (selective for α2-adrenergic receptors) psychoactive drug used as a sympatholytic or antihypertensive. Its use is now mostly deprecated following the introduction of alternative safer classes of agents. However, it continues to have a role in otherwise difficult to treat hypertension and gestational hypertension (previously known as pregnancy-induced hypertension (PIH)).
It is on the World Health Organization's List of Essential Medicines, a list of the most important medication needed in a basic health system.
Methyldopa is used in the clinical treatment of the following disorders:
Hypertension (or high blood pressure)
Gestational hypertension (or pregnancy-induced hypertension) and pre-eclampsia