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输入产品名称或CAS号
 产品类别
  缩合剂
  医药中间体
  氨基酸类
  碳水化合物（糖类）
  原料药
  电子化学品
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产品编号 产品名称 CAS No. 含量
NX47886 6,8-Dibromo-2H-chromene-3-carbaldehyde 885271-27-2 95% 
NX47887 6,8-Dibromo-2H-chromene-3-carboxylic acid methyl ester 177496-81-0 95% 
NX47888 6,8-Dibromo-2H-chromene-3-carboxylic acid ethyl ester 885271-30-7 95% 
NX47889 6-Bromo-2H-chromene-3-carboxylic acid 380607-15-8 95% 
NX47890 6-Bromo-2H-chromene-3-carbaldehyde 57543-37-0 95% 
NX47891 6-Bromo-2H-chromene-3-carboxylic acid ethyl ester 66670-55-1 95% 
NX47892 6-Methoxy-2H-chromene-3-carboxylic acid 57543-62-1 95% 
NX47893 6-Methoxy-2H-chromene-3-carbaldehyde 57543-40-5 95% 
NX47894 6-Methoxy-2H-chromene-3-carboxylic acid methyl ester 338759-76-5 95% 
NX47895 6-Methoxy-2H-chromene-3-carboxylic acid ethyl ester 57543-61-0 95% 
NX47896 7-Methoxy-2H-chromene-3-carboxylic acid 57543-60-9 95% 
NX47897 7-Methoxy-2H-chromene-3-carbaldehyde 57543-39-2 95% 
NX47898 7-Methoxy-2H-chromene-3-carboxylic acid methyl ester 86236-08-0 95% 
NX47899 7-Methoxy-2H-chromene-3-carboxylic acid ethyl ester 885271-34-1 95% 
NX47900 6-Chloro-chroman-3-carboxylic acid methyl ester 68281-66-3 95% 
NX47901 6-Chloro-chroman-3-carboxylic acid ethyl ester 885271-36-3 95% 
NX47902 6-Chloro-chroman-3-carboxylic acid 164265-01-4 95% 
NX47903 6,8-Dichloro-chroman-3-carboxylic acid 885271-47-6 95% 
NX47904 6,8-Dichloro-chroman-3-carboxylic acid methyl ester 885271-50-1 95% 
NX47905 6,8-Dichloro-chroman-3-carboxylic acid ethyl ester 885271-53-4 95% 
NX47906 8-Methoxy-chroman-3-carboxylic acid methyl ester 885271-65-8 95% 
NX47907 8-Methoxy-chroman-3-carboxylic acid ethyl ester 221185-47-3 95% 
NX47908 Chroman-3-carboxylic acid 115822-57-6 95% 
NX47909 Chroman-3-carboxylic acid methyl ester 68281-60-7 95% 
NX47910 Chroman-3-carboxylic acid ethyl ester 615560-16-2 95% 
NX47911 6-Methoxy-chroman-3-carboxylic acid 182570-26-9 95% 
NX47912 6-Methoxy-chroman-3-carboxylic acid methyl ester 885271-68-1 95% 
NX47913 6-Methoxy-chroman-3-carboxylic acid ethyl ester 885271-71-6 95% 
NX47914 7-Methoxy-chroman-3-carboxylic acid methyl ester 885271-74-9 95% 
NX47915 7-Methoxy-chroman-3-carboxylic acid ethyl ester 885271-77-2 95% 
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