公开(公告)号：US3911031A

公开(公告)日：1975-10-07

申请号：US34134873

申请日：1973-03-15

Applicant: BASF AG

Inventor： HOCH HELMUT ,  QUADBECK-SEEGER HANS-JUERGEN

IPC: C07C205/22 ,  C07C79/24

CPC classification number: C07C201/08 ,  C07C205/22

Abstract: 3-NITRO-P-CRESOL-(1) IS PRODUCED BY NITRATION OF P-CRESOL CARBONATE, PRECIPITATION OF 3-NITRO-P-CRESOL CARBONATE BY DILUTION WITH WATER AT 85* TO 100*C and saponification of the carbonate in aqueous ammonia at 60* to 80*C or in the presence of amines at a temperature of not more than 80*C. The product is a starting material for the production of dyes and herbicides.

Abstract translation: 3-NITRO-P-CRESOL-（1）由碳酸亚铁制成，通过在85℃至100℃下用水稀释并将其在氨水中皂化，得到3-硝基 - 碳酸甲酯， 在60℃至80℃下或在不高于80℃的温度下在胺存在下进行。该产物是用于生产染料和除草剂的原料。