PROCESS FOR PREPARING BENZOYL CHLORIDE Russian patent published in 1997 - IPC

Abstract RU 2084442 C1

FIELD: main organic synthesis. SUBSTANCE: product: C₇H₇H₁ benzoyl chloride, n20D

1, 5532. Yield of the desired product is 93 wt.-% for 1.3 h. Reagent 1: benzoldehyde. Reagent 2: gaseous chlorine. Process conditions: vapor phase heated to 290-310 C in the presence of catalyst such as copper or calcium or nickel or palladium chloride in amount of 0.32-1.40 wt.-% on carrier having specific surface area of 1-69 sq.m/g. The catalyst is modified with copper oxide in amount of 5-10% for 0.5-2.0 s. EFFECT: more efficient preparation process. 2 cl, 1 tbl

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RU 2 084 442 C1

Authors

Evdokimova A.S.

Bikbulatov I.Kh.

Shutenkova T.V.

Sadykov N.B.

Dates

1997-07-20—Published

1992-02-25—Filed