5,5-二(苯基)-2-(丙-2-炔基氨基)-1,3-恶唑-4-酮

5,5-二(苯基)-2-(丙-2-炔基氨基)-1,3-恶唑-4-酮

5,5-diphenyl-2-(prop-2-ynylamino)-1,3-oxazol-4-one

32956-98-2

C18H14N2O2

290.31600

54.18000

2.34170

290.10600

1.595

205.9ºC

1.14g/cm3

416.9ºC at 760 mmHg

2934999090

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: