- 中文名称:
-
- 中文别名:
-
- 英文名称:
- 2,3,5,6-tetramethylterephthalaldehyde
- 英文别名:
- 2,3,5,6-tetramethylterephthalaldehyde;
2,3,5,6-tetramethylterephthalic dialdehyde;
Tetramethyl-terephthalaldehyd;
tetramethyl-terephthalaldehyde;
Tetramethylterephthaldialdehyd;
2,3,5,6-tetramethyl-1,4-benzenedicarboxaldehyde;
2,3,5,6-tetramethylbenzene-1,4-dicarbaldehyde
- CAS No.:
- 7072-01-7
- 分 子 式:
-
C12H14O2
- 分 子 量:
- 190.23800
- 精确分子量:
- 190.09900
- PSA:
- 34.14000
- InChI:
- The Key: PWVFZPCOVWTNCN-UHFFFAOYSA-N3
- 分子结构式:
-
- SDS:
- 查看
物化性质
- 密度:
- 1.069g/cm3
- 沸点:
- 342ºC at 760 mmHg
- 闪点:
- 128.3ºC
- 折射率:
- 1.578
海关数据
中国海关编码:2912299000
- 概述:
- 2912299000. 其他不含其他含氧基的环醛. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%
- 申报要素:
- 品名, 成分含量, 用途, 四聚甲醛报明外观
- 摘要/Summary:
- 2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%