内容标题37

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                Intermediates

                日期:2016-12-17

                Intermediates:

                Cyclopropanecarboxylic acid(CPCA) is the intermediate of trinexapac-ethyl which is the plant growth regulator. It also can be used as pharmaceutical intermediate. It can be used to the synthesis of pyrethroid pesticides and cyclopropane norfloxacin( antibacterial drugs) etc medicine.


                Cyclopropylamine(CPA) is the intermediate of organic and medicinal synthesis. It can be used to the synthesis of the cyclopropane norfloxacin(new antibacterial drugs), such as ciprofloxacin, enrofloxacin, sparfloxacin etc. Besides, CPA is also an important intermediate for the synthesis of pesticide, plant protestants and herbicide.


                Cyromazine is a kind of unique insect growth regulator which can prevent the larva’s normal growth to nymphosis. Due to its action of active ingredient has the high selectivity, it will not pose any threat to the beneficial insect but make the flies and other harmful insect being extincted. It can control all sorts of flies of animals breed. It is usually used as the feed additives which works efficiently and safely.  It owns the advantage with non-toxic side effect, non-residue and without any environmentally pollution. It doesn’t have the cross intersection with other drugs. It has no cross-resistance with other drugs and it can control all kinds of drug-fast flies.


                1,6-Hexamethylene-bis-cyanoguanidine(HMBDA) is used as the medical intermediate, such as the the intermediate for chlorhexidine which is applied to burn,skin and instruments etc disinfection.