5-Methyltetrahydrofolic acid是四氢叶酸的甲基化衍生物，具有生物活性。5-Methyltetrahydrofolic acid是主要的天然膳食叶酸，是血浆和脑脊液中叶酸的主要形式。

5-Methyltetrahydrofolic acid is a biologically active form of folic acid and a methylated derivate of tetrahydrofolate. It is the predominant natural dietary folate and the principal form of folate in plasma and cerebrospinal fluid.

134-35-0

C20H25N7O6

459.46

5-Methyl THF;甲基叶酸盐

DMSO:83.33 mg/mL (181.37 mM),Need ultrasonic
Powder: -20°C for 3 years
In solvent: -80°C for 2 years