| 货号 | 包装规格 | 操作 |
|---|---|---|
| 1.03984.0025 | 25 g |
生物化学
Folic acid for biochemistry. CAS 59-30-3，pH 4.0 - 4.8（100 g/l，H2O，25 °C）.
Assay (HPLC, calc.on anhydrous substance)97.0 - 102.0 %Identity (HPLC)conformsIdentity (IR-spectrum)conformsAbsorption ratio (A₂₅₆/A₃₆₅)2.80 - 3.00Spec. rotation (α 20/D; 10 g/l; NaOH 0,1 mol/l; calc. on anhydrous subst.)+18 - +22 °Related substances (HPLC, Ph Eur) (impurity A)≤ 0.5 %Related substances (HPLC, Ph Eur) (impurity D)≤ 0.6 %Related compounds (HPLC) (total unspecified impurities)≤ 1.0 %Water (according to Karl Fischer)5.0 - 8.5 %
| 英文名称 | Folic acid |
| CAS 号 | 59-30-3 |
| 经验分子式 | C19H19N7O6 |
| 分子量 | 441.40 |
| UNSPSC | 12352106 |
| NACRES | NA.21 |
| MDL 号 | MFCD00079305 |
| SMILES字符串 | [nH]1c2ncc(nc2[c](nc1N)=O)CNc3ccc(cc3)C(=O)N[C@@H](CCC(=O)O)C(=O)O |
| InChI | 1S/C19H19N7O6/c20-19-25-15-14(17(30)26-19)23-11(8-22-15)7-21-10-3-1-9(2-4-10)16(29)24-12(18(31)32)5-6-13(27)28/h1-4,8,12,21H,5-7H2,(H,24,29)(H,27,28)(H,31,32)(H3,20,22,25,26,30)/t12-/m0/s1 |
| InChI key | 卵母细胞瘤-LBPRGKRZSA-N |
| 形态 | 固体 |
| pH | 4.0-4.8（25 °C，100 g/L水溶液） |
| 熔点 | 250 °C |
| 溶解性 | 0.002 g/L |
| 堆积密度 | 110公斤/立方米 |
| 储存温度 | 15-25°C |
| 质量等级 | 100 |
| 包装规格（货号 1.03984.0025） | 25 g |
