2-氨基-7-乙基-5-氧代-5H-(1)苯并吡喃o-(2,3-b)吡啶-3-甲腈

2-氨基-7-乙基-5-氧代-5H-(1)苯并吡喃o-(2,3-b)吡啶-3-甲腈

2-amino-7-ethyl-5-oxochromeno[2,3-b]pyridine-3-carbonitrile

68302-09-0

C15H11N3O2

265.26700

93.64000

2.28758

265.08500

>300ºC(lit.)

2934999090

Xi

品名, 成分含量, 用途

2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: