3-羟基-2,6-双(羟基甲基)-4-吡喃酮

3-羟基-2,6-双(羟基甲基)-4-吡喃酮

3-hydroxy-2,6-bis(hydroxymethyl)pyran-4-one

2029-49-4

C7H8O5

172.13500

90.90000

-0.67000

172.03700

1.617

213.7ºC

6.15E-12mmHg at 25°C

1.583g/cm3

496.5ºC at 760 mmHg

2932999099

R36/37/38

S26; S36/37/39

品名, 成分含量, 用途

2932999099. 其他仅含氧杂原子的杂环化合物. 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%

2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%