左乙拉西坦杂质对照品目录
深圳市恒丰万达医药科技有限公司（H&D） · 生成日期 2026-10-16 · 共 36 个品种
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邮箱：info@hdimpurity.com
微信同号：13824343301
官网：www.hdbiochemical.com
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| # | 结构式 | 货号 | 中文名 | CAS号 | 分子式 | 分子量 | 状态 |
|---|---|---|---|---|---|---|---|
| 1 |  | L002003 | 左乙拉西坦EP杂质C | 142-08-5 | C5H5NO | 95.1 | 现货 |
| 2 |  | L002008 | 左乙拉西坦USP杂质B | 7682-20-4 | C4H10N2O.HCl | — | 现货 |
| 3 |  | L002009 | 左乙拉西坦杂质H | 1492-24-6 | C4H9NO2 | 103.12 | 现货 |
| 4 |  | L002011 | 左乙拉西坦杂质J | 103765-03-3 | C4H10N2O.HCl | — | 现货 |
| 5 |  | L002012 | 左乙拉西坦杂质K | 627-00-9 | C4H7ClO2 | 122.55 | 现货 |
| 6 |  | L002027A | 左乙拉西坦杂质27(盐酸盐） | — | C8H17N3O2. HCl | — | 现货 |
| 7 |  | L002000 | 左乙拉西坦 | 102767-28-2 | C8H14N2O2 | 170.21 | 期货 |
| 8 |  | L002001 | 左乙拉西坦EP杂质A | 67118-31-4 | C8H13NO3 | 171.19 | 期货 |
| 9 |  | L002002 | 左乙拉西坦EP杂质B | 358629-47-7 | C8H12N2O2 | 168.19 | 期货 |
| 10 |  | L002004 | 左乙拉西坦杂质D | 103765-01-1 | C8H14N2O2 | 170.21 | 期货 |
| 11 |  | L002005 | 左乙拉西坦杂质A | 102767-31-7 | C8H15ClN2O2 | 206.67 | 期货 |
| 12 |  | L002006 | 左乙拉西坦杂质F | 358629-51-3 | C9H15NO3 | 185.22 | 期货 |
| 13 |  | L002007 | 左乙拉西坦杂质G | 358629-53-5 | C10H17NO3 | 199.25 | 期货 |
| 14 |  | L002008A | 左乙拉西坦USP杂质B（游离） | 7324-11-0 | C4H10N2O | 102.13 | 期货 |
| 15 |  | L002010 | (S)-2-氨基丁酸甲酯 | 56545-22-3 | C5H11NO2.HCl | — | 期货 |
| 16 |  | L002013 | 左乙拉西坦杂质L | 3153-36-4 | C6H11ClO2 | 150.6 | 期货 |
| 17 |  | L002016 | 左乙拉西坦杂质P | 1031436-47-1 | C11H19NO3 | 213.27 | 期货 |
| 18 |  | L002017 | 左乙拉西坦杂质17 | 1342566-28-2 | C8H16N2O3 | 188.22 | 期货 |
| 19 |  | L002018 | 左乙拉西坦杂质18 | 1341459-52-6 | C8H17N3O2 | 187.24 | 期货 |
| 20 |  | L002019 | 左乙拉西坦杂质19 | 1543353-92-9 | C8H15NO4 | 189.21 | 期货 |
| 21 |  | L002019A | 左乙拉西坦杂质19(盐酸盐） | — | C8H15NO4. HCl | — | 期货 |
| 22 |  | L002020 | 左乙拉西坦杂质20 | 1342229-32-6 | C10H19NO4 | 217.26 | 期货 |
| 23 |  | L002021 | 左乙拉西坦杂质21 | 1543300-90-8 | C9H17NO4 | 203.24 | 期货 |
| 24 |  | L002022 | 左乙拉西坦杂质22 | — | C13H25NO4 | 259.34 | 期货 |
| 25 |  | L002023 | 左乙拉西坦杂质23 | — | C9H18N2O3 | 202.25 | 期货 |
| 26 |  | L002024 | 左乙拉西坦杂质24 | — | C17H31NO6 | 345.43 | 期货 |
| 27 |  | L002025 | 左乙拉西坦杂质25 | — | C16H29NO6 | 331.4 | 期货 |
| 28 |  | L002026 | 左乙拉西坦杂质26 | 102849-49-0 | C8H13NO3 | 171.19 | 期货 |
| 29 |  | L002027 | 左乙拉西坦杂质27 | 2432911-41-4 | C8H17N3O2 | 187.24 | 期货 |
| 30 |  | L002028 | 左乙拉西坦杂质28 | 20496-01-9 | C8H12Cl2O3 | 227.09 | 期货 |
| 31 |  | L002029 | 左乙拉西坦杂质29 | 79194-54-0 | C4H5Cl3O | 175.44 | 期货 |
| 32 |  | L002030 | 左乙拉西坦杂质30 | 2245069-23-0 | C8H13ClN2O2 | 204.65 | 期货 |
| 33 |  | L002031A | 左乙拉西坦杂质31(盐酸盐) | 429673-89-2 | C8H16N2O3.HCl | — | 期货 |
| 34 |  | L002032 | 左乙拉西坦亚硝基杂质32 | — | C8H15N3O4 | 217.22 | 期货 |
| 35 |  | L002033 | (R)- 左乙拉西坦EP杂质A | 103833-72-3 | C8H13NO3 | 171.19 | 期货 |
| 36 |  | L002034 | 左乙拉西坦杂质34 | 1004767-63-8 | C16H22N2O2 | 274.36 | 期货 |