Production of chloromethanes
    3.
    发明授权
    Production of chloromethanes 失效
    生产氯仿

    公开(公告)号:US3557231A

    公开(公告)日:1971-01-19

    申请号:US3557231D

    申请日:1969-05-05

    Applicant: ALLIED CHEM

    CPC classification number: C07C17/361 C07C19/03

    Abstract: THIS INVENTION RELATES TO THE PREPARATION OF CHLOROMETHANES FROM METHYL CHLOROMETHYL ETHER BY REACTING AT ELEVATED TEMPERATURES METHYL CHLOROMETHYL ETHER WITH HYDROGEN CHLORIDE IN THE PRESENCE OF A ETHER-CLEAVING AGENT COMPRISING SULFUR TRIOXIDE DISSOLVED IN SULFURIC ACID, AND PREFERABLY HAVING DISSOLVED THEREIN A MINOR AMOUNT OF MERCURY. THE METHYL CHLOROMETHYL ETHER ID PREPARED BY REACTING ESSENTIALLY EQUIMOLAR PROPORTIONS OF METHYL ALCOHOL AND FORMALDEHYDE AND CONTACTING THIS MIXTURE IN COUNTERCURRENT RELATIONSHIP WITH HYDROGEN CHLORIDE IN A REACTION VESSEL AT ELEVATED TEMPERATURES.

    Production of chloromethanes
    4.
    发明授权

    公开(公告)号:US3557230A

    公开(公告)日:1971-01-19

    申请号:US3557230D

    申请日:1969-05-05

    Applicant: ALLIED CHEM

    CPC classification number: C07C17/361 C07C19/03

    Abstract: THIS INVENTION RELATES TO THE PREPARATION OF CHLOROMETHANES FROM METHYL CHLOROMETHYL ETHER BY REACTING AT ELEVATED TEMPERATURES METHYL CHLOROMETHYL ETHER WITH HYDROGEN CHLORIDE IN THE PRESENCE OF AN ETHER-CLEAVING AGENT COMPRISING CHLOROSULFONIC ACID PREFERABLY HAVING DISSOLVED THEREIN A MINOR AMOUNT OF MERCURY. THE METHYL CHLOROMETHYL ETHER IS PREPARED BY REACTING ESSENTIALLY EQUIMOLAR PROPORTIONS OF METHYL ALCOHOL AND FORMALDEHYDE AND CONTACTING THIS MIXTURE IN COUNTERCURRENT RELATIONSHIP WITH HYDROGEN CHLORIDE IN A REACTION VESSEL AT ELEVATED TEMPERATURES.

    Production of chloride from ethylene dichloride
    6.
    发明授权
    Production of chloride from ethylene dichloride 失效
    从乙烯二氯化物生产氯化物

    公开(公告)号:US3860595A

    公开(公告)日:1975-01-14

    申请号:US24634372

    申请日:1972-04-21

    Applicant: ALLIED CHEM

    CPC classification number: C07C17/25 C07C21/06

    Abstract: Process for the conversion of saturated chlorinated aliphatic hydrocarbons containing two or three carbon atoms, to produce unsaturated chlorinated hydrocarbons, featuring the incorporation of iodine or an iodoalkane having 1 to 3 carbon atoms, to promote the operation.

    Abstract translation: 用于转化含有两个或三个碳原子的饱和氯化脂族烃的方法,以产生不饱和氯代烃,其特征在于引入碘或具有1至3个碳原子的碘代烷烃,以促进操作。

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