农残、兽药及化肥类
CAS号：94-81-5
品名：2甲4氯丁酸2-methyl-4-chlorophenoxybutyricacid
中文别名：4-(4-氯-2-甲基苯氧基)丁酸;二钾四氯丁酸;2-甲-4-氯丁酸;
英文别名：4-(4-chloro-o-tolyloxy)butyricacid;Thitrol;Butanoicacid,4-(4-chloro-2-methylphenoxy)-;4-(4-chloro-2-methylphenoxy)butanoicacid;Bexone;2M-4CM;Legumex;Trifolex;MCPB;Trotox;MCP-butyric;
分子式：C11H13ClO3
分子量：228.672
精确质量：228.055
Psa：46.53
RTECS号：ES8575000
MDL号：MFCD00002820
密度：1.23g/cm3
沸点：393.1ºC at 760mmHg
熔点：99-100ºC
闪点：191.5ºC
折射率：1.536
储存条件：库房通风低温干燥,与食品原料分开储运
安全说明：S26; S36; S37
危险类别码：R50/53
WGK Germany：3
海关编码：2918990023
危险品运输编码：UN3077 9/PG 3
危险品标志：Xi
简介：MCPB,2,4-MCPB,4-(4-chloro-o-tolyloxy)butyricacid(IUPAC),or4-(4-chloro-2-methylphenoxy)butanoicacid(CAS)isaphenoxybutyricherbicide.IntheUnitedStatesitisregisteredforuseonpeacropsbeforeflowering,forpost-emergencecontrolofbroadleafannualandperennialweedsincludingCanadianthistle,buttercup,mustard,purslane,ragweed,commonlambsquarters,pigweed,smartweed,sowthistle,andmorningglory.Ithaslowtomoderateacutetoxicity,withkidneyandlivereffectsasthemainhazardconcerns.Itisnotvolatile,persistent,orlikelytobioconcentrate.Themaximumresiduepermittedonpeasis0.1partspermillion.
用途：用作农用除草剂。
