five

TOCL_Na

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DataCite Commons2026-01-16 更新2026-05-04 收录
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https://www.nmrxiv.org/sample/S1599
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This dataset contains NMR spectra obtained for the sample -TOCL_Na Nucleus: 13C NMR Solvent: H2O+D2O NMR Probe: H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT) NMR Pulse Sequence: null Temperature: 297.9959 Observed Frequency: 125.78746 Magnetic Field Strength: 11.747332789100614 Number of Scans: 2048 NMR Pulse Sequence: NEA_ineptrd Spectral Width: 138.974853232206 Number of Data Points: 1746 Relaxation Delay: 5 Observed Frequency: 125.7962651222 Nucleus: 1H NMR Solvent: H2O+D2O NMR Probe: H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT) NMR Pulse Sequence: null Temperature: 295.9999 Observed Frequency: 500.248 Magnetic Field Strength: 11.749122218330188 Number of Scans: 16 NMR Pulse Sequence: onepulse Spectral Width: 19.9900085939046 Number of Data Points: 3006 Relaxation Delay: 8 Observed Frequency: 500.24991 Nucleus: 31P NMR Solvent: H2O+D2O NMR Probe: H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT) NMR Pulse Sequence: 1d Temperature: 295.9869 Observed Frequency: 202.504102 Magnetic Field Strength: 11.745385617451017 Number of Scans: 256 NMR Pulse Sequence: NEA_zg30bbdec Spectral Width: 201.284167395372 Number of Data Points: 5702 Relaxation Delay: 6 Observed Frequency: 202.504102 Nucleus: 31P NMR Solvent: H2O+D2O NMR Probe: H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT) NMR Pulse Sequence: 1d Temperature: 295.9951 Observed Frequency: 202.504102 Magnetic Field Strength: 11.745385617451017 Number of Scans: 1024 NMR Pulse Sequence: NEA_zg30bbdec Spectral Width: 201.284167395372 Number of Data Points: 4072 Relaxation Delay: 6 Observed Frequency: 202.504102 Nucleus: 13C,1H NMR Solvent: H2O+D2O NMR Probe: H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT) NMR Pulse Sequence: null Temperature: 297.9944 Observed Frequency: 125.78746,500.248 Magnetic Field Strength: 11.747332789100614 Number of Scans: 256 NMR Pulse Sequence: NEA_RPDLF Spectral Width: 138.974853232206,4.99752988789391 Number of Data Points: 1746,32 Relaxation Delay: 6 Observed Frequency: 125.7962651222,500.2471333 TOCL (30.0mg, 1.0 eq.) was dissolved with 10ml chloroform:methanol (2:1, v/v) in a 50ml pear shaped flask and the solvent was slowly evaporated under reduced pressure (250mbar, 40°C) to yield liposomes. A solution of Na2B4O17H20 (7.6mg, 1.0eq.) and BOH3 (4.9mg, 4.0eq.) in 5ml de- gassed water was prepared and added to the flask. Formed white flakes disapeared after rotating the flask at 800mbar for one minute. The Folch method was performed and 20ml chloroform:methanol (2:1, v/v) were added to the aqueous phase. An emulsion formed after shaking the mixture, a ho- mogeneous and clear solution formed after adding 3.3ml methanol. A phase separation occurred and the lower phase was dried under a constant stream of argon at 40°C over night. The predried sample was freeze-dried over night, 20.0µl degassed water was added and the Eppendorf was stored at 50°C for one day. Lost water was added and the sample was mixed thoroughly with a steel rod. After another day of equilibration the sample was again mixed before packing the insert.

本数据集包含针对样品-TOCL_Na采集的核磁共振波谱(Nuclear Magnetic Resonance, NMR)数据,具体参数如下: 1. 碳-13核磁共振(¹³C NMR): 溶剂:H₂O+D₂O;核磁共振探头:H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT);核磁共振脉冲序列:无;温度:297.9959;观测频率:125.78746;磁场强度:11.747332789100614;扫描次数:2048;核磁共振脉冲序列:NEA_ineptrd;谱宽:138.974853232206;数据点数:1746;弛豫延迟:5。 2. 氢-1核磁共振(¹H NMR): 溶剂:H₂O+D₂O;核磁共振探头:H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT);核磁共振脉冲序列:无;温度:295.9999;观测频率:500.248;磁场强度:11.749122218330188;扫描次数:16;核磁共振脉冲序列:onepulse;谱宽:19.9900085939046;数据点数:3006;弛豫延迟:8;观测频率:500.24991。 3. 磷-31核磁共振(³¹P NMR)第一次实验: 溶剂:H₂O+D₂O;核磁共振探头:H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT);核磁共振脉冲序列:1d;温度:295.9869;观测频率:202.504102;磁场强度:11.745385617451017;扫描次数:256;核磁共振脉冲序列:NEA_zg30bbdec;谱宽:201.284167395372;数据点数:5702;弛豫延迟:6;观测频率:202.504102。 4. 磷-31核磁共振(³¹P NMR)第二次实验: 溶剂:H₂O+D₂O;核磁共振探头:H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT);核磁共振脉冲序列:1d;温度:295.9951;观测频率:202.504102;磁场强度:11.745385617451017;扫描次数:1024;核磁共振脉冲序列:NEA_zg30bbdec;谱宽:201.284167395372;数据点数:4072;弛豫延迟:6;观测频率:202.504102。 5. 碳-13与氢-1双共振核磁共振(¹³C,¹H NMR): 溶剂:H₂O+D₂O;核磁共振探头:H8609_0043 (PH MAS 500WB BL4 X/Y/H DVT);核磁共振脉冲序列:无;温度:297.9944;观测频率:125.78746、500.248;磁场强度:11.747332789100614;扫描次数:256;核磁共振脉冲序列:NEA_RPDLF;谱宽:138.974853232206、4.99752988789391;数据点数:1746、32;弛豫延迟:6;观测频率:125.7962651222、500.2471333。 样品制备流程如下: 将TOCL(30.0mg,1.0当量)溶解于10ml氯仿-甲醇(2:1,体积比,v/v)混合溶剂中,转移至50ml梨形烧瓶中,随后在250mbar、40℃条件下缓慢减压蒸除溶剂,得到脂质体。配制7.6mg(1.0当量)Na₂B₄O₁₇H₂₀与4.9mg(4.0当量)H₃BO₃的5ml脱气水溶液,将该溶液加入上述烧瓶中。在800mbar下旋转烧瓶1分钟后,体系中形成的白色絮状物消失。采用福奇萃取法(Folch method)处理体系:向水相中加入20ml氯仿-甲醇(2:1,体积比,v/v),振摇后形成乳浊液,再加入3.3ml甲醇后得到均一澄清溶液。待相分离完成后,将下层有机相置于40℃氩气气流中过夜干燥。将预干燥后的样品再次冷冻干燥过夜,加入20.0μl脱气水,将Eppendorf离心管置于50℃下存放1天。补充丢失的水分后,用钢棒充分混匀样品。平衡1天后再次混匀样品,随后装入核磁样品套管(insert)中。
提供机构:
nmrXiv
创建时间:
2026-01-16
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