4-氧代-1,4-二氢喹啉-3-羧酸

4-氧代-1,4-二氢喹啉-3-羧酸

4-Oxo-1,4-dihydroquinoline-3-carboxylic acid

13721-01-2

C10H7NO3

189.16700

70.16000

1.22630

189.04300

1.638

170.5ºC

9.28E-06mmHg at 25°C

1.429g/cm3

358.4ºC at 760mmHg

2918300090

Xi

品名, 成分含量, 用途

2918300090 其他含醛基或酮基不含其他含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%

2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

2918300090. Other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff: