| 摘要 |
1,247,660. m-Chloronitrobenzene. GRUPUL INDUSTRIAL DE PETROCHIMIE BORZESTI. 7 May, 1970, No. 21971/70. Heading C2C. m-Chloronitrobenzene is prepared by chlorinating nitrobenzene in the presence of a catalyst comprising a mixture of 0À1-0À8% iodine and 2-8% anhydrous ferric chloride, the percentage being relative to the weight of the nitrobenzene subjected to chlorination. |
