119-98-2

• 常用中文名：Tocol试剂
• 常用英文名：rac-Tocol
• CAS号：119-98-2
• 分子式：C₂₆H₄₄O₂
• 分子量：388.62600
• 发布时间：2016-09-27 17:21:12
• 更新时间：2026-09-10 11:17:21
• (±)-Tocol is a synthetic vitamin E derivative. Unlike (±)-α-tocopherol, (±)-tocol does not suppress retinol-induced erythrocyte hemolysis or increase microviscosity of rat liver phosphatidylcholine (PC) liposomes.

名称

• 中文名: Tocol试剂
• 英文名: 2-methyl-2-(4,8,12-trimethyltridecyl)-3,4-dihydrochromen-6-ol
• 英文别名: TOCOL; Desmethyltocopherol; RAC-TOCOL; (2R)-3,4-Dihydro-2-methyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-1-benzopyran-6-ol; Vitamin E Related Compound 1 (2-Methyl-2-(4,8,12-Trimethyltridecyl)-6-Chromanol); 2-Methyl-2-phytyl-6-hydroxychroman; 6-Hydroxy-2-methyl-2-phytylchroman; rac-Tocol, Internal standd for tocopherols and tocotrienols; Vitamin E Related Compound (2-Methyl-2-(4,8,12-Trimethyltridecyl)-6-Chromanol); 2H-1-Benzopyran-6-ol, 3,4-dihydro-2-methyl-2-(4,8,12-trimethyltridecyl); 2-Methyl-2-phytyl-6-chromanol; Tocol; UNII-S2XEE7OB8X; Vitamin E Related Compound 1

物化性质

• 密度: 0.938g/cm3
• 沸点: 494ºC at 760mmHg
• 分子式: C₂₆H₄₄O₂
• 分子量: 388.62600
• 闪点: 196.7ºC
• 精确质量: 388.33400
• PSA: 29.46000
• LogP: 7.91500
• 蒸汽压: 0mmHg at 25°C
• 折射率: 1.494

安全

• 海关编码: 2932999099

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海关

海关编码	2932999099
中文概述	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%
申报要素	品名, 成分含量, 用途
Summary	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%