3919-76-4 (3-(2,6-二氯苯基)-5-甲基-4-异恶唑甲酸,3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolylcarboxylic Acid)

3-(2,6-二氯苯基)-5-甲基-4-异恶唑甲酸;3-(2,6-二氯苯基)-5-甲基异唑-4-羧酸;3-(2,6-二氯苯基)-5-甲基-4-异噁唑羧酸;3-(2,6-二氯苯基)-5-甲基异恶唑-4-羧酸;双氯相关化合物D USP标准品;双氯杂质D;

3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carboxylic acid;Dizolic acid;3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolylcarboxylic Acid;3-(2,6-dichlorophenyl)-5-methyl-1,2-oxazole-4-carboxylic acid;3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carbonyl chloride;5-Methyl-3-(2,6-dichlorophenyl)-4-isoxazolecarboxylic acid;5-Methyl-3-(2',6'-dichlorophenyl)-4-isoxazolecarboxylic acid;5-Methyl-3-(2,6-dichlorophenyl)isoxazole-4-carboxylic acid;3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolylcarboxylicacid;3-(2,6-dichloro-phenyl)-5-methyl-isoxazole-4-carboxylic acid;UNII-GMQ99QP4XQ;3-(2,6-dichlorophenyl)-5-methyl-oxazole-4-carboxylic acid;GMQ99QP4XQ;STR04961;FT-0625378;W-106451;AKOS009156381;MFCD00051658;4-Isoxazolecarboxylic acid, 3-(2,6-dichlorophenyl)-5-methyl-;3-(2,6-dichlorophenyl)-5-methylisoxazol-4-carboxylic acid;3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolecarboxylic acid;A824454;Z324556434;DTXSID5063233;WQXUUMUOERZZAE-UHFFFAOYSA-N;PS-7277;NS00030538;EINECS 223-487-3;DICLOXACILLIN SODIUM IMPURITY D [EP IMPURITY];SCHEMBL316185;CS-0085267;3919-76-4;EN300-31438;DB-356349;DICLOXACILLIN SODIUM IMPURITY D (EP IMPURITY);DB-049388;DTXCID9039602;

MFCD00051658

WQXUUMUOERZZAE-UHFFFAOYSA-N

1S/C11H7Cl2NO3/c1-5-8(11(15)16)10(14-17-5)9-6(12)3-2-4-7(9)13/h2-4H,1H3,(H,15,16)

ClC1C=CC=C(C=1C1C(C(=O)O)=C(C)ON=1)Cl

806524

223-487-3

2934999090

双氯苯唑青霉素钠的中间体

用6-二氯甲苯以氯气、三氯化磷在紫外线催化下氯化，生成2,6,α,α-四氯甲苯，然后与盐酸羟胺在浓硫酸作用下肟化得2,6-二氯苯甲肟，再经氯化得2,6-二氯苯甲肟氯，进而与乙酰乙酸乙酯环合生成3-（2,6-二氯苯基）-5-甲基-4-异噁唑甲酸乙酯。将后者以碱水解后酸化得到该品。