4,7-二甲氧基-1-萘醛

4,7-二甲氧基-1-萘醛

4,7-dimethoxynaphthalene-1-carbaldehyde

90381-44-5

C13H12O3

216.23300

35.53000

2.66950

216.07900

1.618

182.4ºC

79-83ºC(lit.)

1.18g/cm3

391.9ºC at 760 mmHg

2912499000

R36; R43

37/39

Xi

品名, 成分含量, 用途, 四聚甲醛报明外观

2912499000. 其他醛醚、醛酚及含其他含氧基的醛. 增值税率:17.0%. 退税率:9.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%

2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

2912499000. 醛醚，醛酚和其他含氧基的醛

HTS:2912499000.Other Non-aromatic Aldehyde-ethers, Aldehyde-phenols And Aldehydes With Other Oxygen Function.Rate general: 4.8%.Rate special: Free (A,AU,BH,CA,CL,CO,E,IL,J,JO,KR,MA,MX,OM,P,PA,PE,SG)