2,2-二甲基(2-四氢呋喃基)-1,3-二氧杂烷-4,6-二酮

2,2-二甲基(2-四氢呋喃基)-1,3-二氧杂烷-4,6-二酮

2,2-dimethyl-5-(oxolan-2-ylidene)-1,3-dioxane-4,6-dione

145122-43-6

C10H12O5

212.19900

61.83000

0.88700

212.06800

1.513

180.1ºC

1.81E-06mmHg at 25°C

1.304g/cm3

395.7ºC at 760mmHg

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: