3-氧代-1-氧杂-8-氮杂螺[4.5]癸烷-8-甲酸叔丁酯

3-氧代-1-氧杂-8-氮杂螺[4.5]癸烷-8-甲酸叔丁酯

tert-Butyl 3-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate

954236-44-3

C13H21NO4

255.31000

55.84000

1.68340

255.14700

1.51

180.9ºC

1.16

375.5ºC 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: