1. prevention and control of cotton pests (1)bollworm apply during the peak hatching period, use 20-40 ml of 10% bifenthrin ec per acre and spray 50-1…

chlorobenzene nitro compounds are extremely important organic chemical raw materials and are widely used in synthetic dyes, pigments, medicines, pesti…

overview p-methoxyaniline is an important organic raw material that can be used to prepare a variety of pharmaceutical intermediates. apply[1-4] 1. cl…

background and overview[1] o-aminoacetophenone is an important fine chemical intermediate. it is widely used in the synthesis of pesticides and pharma…

background and overview[1] phenylbenzyl sulfide can be used as a pharmaceutical synthesis intermediate. aryl sulfoxides and thioether compounds are tw…

background and overview[1] sulfone compounds are a class of organic compounds with wide applications. the sulfonyl groups they contain are widely foun…

background and overview[1] the degradation products of chlorophyll under heat or acidic conditions. including pheophytin a and pheophytin b. the chemi…

overview[1] polybrominated diphenyl ethers can be widely used as flame retardants for synthetic resins, fibers and rubber. polybrominated diphenyl eth…

background and overview[1][2] 1-chloro-2-iodobenzene is an organic intermediate, which can be obtained by chlorination of iodobenzene or iodination of…

background and overview[1] 4-nitrosoresorcin monomethyl ether is an organic intermediate that can be prepared from 3-methoxyphenol in one step. prepar…

background and overview[1] florfenicol, also known as fluprofen and flufenicol, is a new veterinary chloramphenicol-type broad-spectrum antibacterial …