Dopamine hydrochloride

Dopamine hydrochloride is an organic substance with the chemical formula of C8H12ClNO2, which is a white acicular crystal or crystalline powder; Soluble in water, methanol and hot 95% ethanol, soluble in sodium hydroxide solution, insoluble in ether, chloroform and benzene; No smell, slightly bitter taste. This product is white or off white luster crystal; Odorless, slightly bitter taste; Exposed in the air and with light, the color becomes darker. This product is easily soluble in water, slightly soluble in absolute ethanol, and very slightly soluble in chloroform or ether. Melting point the melting point of this product (Appendix VI C) is 243 ~ 249 ℃.Dopamine is a neurotransmitter that can transmit impulses to cells, mainly conveying information about brain lust, feeling and emotion. It is also a precursor for the synthesis of norepinephrine in our body, which can not only play a β -receptor excitation role, but also play a certain β -receptor excitation role. As a pharmaceutical raw material, dopamine plays the role of adrenergic receptor agonist and is used to treat shock syndrome caused by myocardial infarction, trauma, heart surgery, renal failure, congestive heart failure, etc. It can also increase cardiac output, and can also be used in cardiac dysfunction where digitalis and diuretics are ineffective.