L-甲硫氨酸/L-蛋氨酸/L-甲硫基丁氨酸/L-2-氨酸-4-甲硫基丁酸/L-γ-甲硫基-α-氨基丁酸/L-Methionine介绍: 溶于水、无机酸和热稀乙醇,水中溶解度: 53.7 G/L (20°C);不溶于无水乙醇、苯、丙酮和石油醚。用途: 生化研究。包装:M101131-500gpoly btlM101131-100gpoly btlM101131-25gpoly btlPubChem Substance ID: 24897343参考资料: Merck: 14,5975 Beilstein:4(2)938熔点: 280~282℃
L-甲硫氨酸/L-蛋氨酸/L-甲硫基丁氨酸/L-2-氨酸-4-甲硫基丁酸/L-γ-甲硫基-α-氨基丁酸/L-Methionine |
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产品名称: | L-Methionine |
货号 : | M101131 |
品Pai: | Aladdin |
Cas号: | 63-68-3 |
分子量: | 149.21 |
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检测项 | 技术规格 | VALUE | Z小值 | 值 | Ammonium | 0 % | 0.02 % | 0.02 % | Appearance | White Powder | | Arsenic (As) | 0 ppm | 2 ppm | 2 ppm | Assay | 99 % | 101 % | 101 % | Cell culture test | Pass | | Cell Line | Attached Cell Line | | Chloride | 0 % | 0.02 % | 0.02 % | Endotoxin Assay | 0 EU/mg / | 1 EU/mg / | 1 EU/mg / | Expected Solvent Residual Solvent | Meets Requirements | | Heavy Metals(Lead) | 0 ppm | 10 ppm | 10 ppm | Identity by IR | Conforms to Structure | | Iron (Fe) | 0 | 0 | 0 | Loss on drying | 0 % | 0.2 % | 0.2 % | Ninhydrin-Positive Substances | Conforms | | pH | 5.5 | 6.2 | 6.2 | pH | 5.6 | 6.1 | 6.1 | Residual Solvents USP <467> | Meets Requirements | | Residue on Ignition | 0 mg | 0.1 mg | 0.1 mg | Solubility | Clear,2.5g to 100 mL H2O | | Specific rotation [a]20/D | 23 ° | 24 ° | 24 ° | Specific rotation [a]20/D | 23 ° | 24.7 ° | 24.7 ° | sulfate | 0 % | 0.02 % | 0.02 % | |