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| L-5-Methyltetrahydrofolate (6S), CAS number 31690-09-2, has the molecular formula C20H25N7O6 and a molecular weight of 459.46. It is primarily used when folic acid deficiency reduces the cell's ability to synthesize and repair DNA. | |||||||||
151533-22-1
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151533-22-1
Levomefolate calcium Basic information | |
Product Name: | Levomefolate calcium |
CAS: | 151533-22-1 |
MF: | C20H23CaN7O6 |
MW: | 497.53 |
EINECS: | 691-636-3 |
Mol File: | 151533-22-1.mol |
Levomefolate calcium Chemical Properties | |
Melting point | >300°C |
storage temp. | Inert atmosphere,2-8°C |
solubility | Aqueous Acid (Heated), Water (Slightly, Heated) |
form | Solid |
color | Off-White to Light Yellow |
Odor | at 100.00%. odorless |
InChIKey | CZDUXPNTZGHMRC-ZPZVDPIKNA-N |
SMILES | CN1[C@H](CNC2NC(N)=NC(=O)C1=2)CNC1C=CC(C(=O)N[C@H](C(=O)O)CCC(=O)O)=CC=1.[Ca] |&1:2,22,r| |
CAS DataBase Reference | 151533-22-1 |
检验项目 TEST | 检验标准 SPECIFICATIONS | 检验结果 RESULT |
纯度（HPLC） Purity | 95.0%~102.0% | 99.85% |
L-5-甲基叶酸盐 L-5-MTHF | 72.0%~82.0% | 80.62 |
D-5-甲基叶酸 D-5-Methyltetrahydrofolate | NMT1.0% | 0.32% |
钙含量（按无水物记） CALCIUM CONTENT (On dry Basis) | On dry Basis7.0%-8.5% | 8.12% |
总相关化合物 Total Related Compounds | NMT2.5% | 0.15% |
4-氨基苯甲酰谷氨酸 4-Aminobenzoylglutamiv Acid | NMT0.5% | ND |
4-羟基-甲基四氢叶酸 4a-Hydroxy-5-Methyltetrahydrofolic Acid | NMT1.0% | 0.07% |
（6S）-Mefox | 1.0（sum of 6R and 6S）% | 0.08% |
四氢叶酸 Tetrahydrofolic Acid | NMT0.5% | ND |
7 ，8-二氢叶酸 7 ，8-Dihydrofolic Acid | NMT0.5% | ND |
叶酸 Folic Acid | NMT0.5% | ND |
5 ，10-亚甲基四氢叶酸 5 ，10-Methylenetetrahydrofolic Acid | NMT0.5% | ND |
5 ，10-亚甲基四氢叶酸 5 ，10-Methylenetetrahydropteroic Acid | NMT0.5% | ND |
二甲基四氢叶酸 Dimethyltetrahydrofolic Acid | NMT0.15% | ND |
对映体杂质（D-5-甲基四氢叶酸） D-5-methyltetrahydrofolate | NMT1.0% | ND |
外观 DESCRIPTION | 白色至淡黄色结晶性粉末 White to light yellow crystalline powder | 符合规定Conforms |
