英语翻译1H NMR (500 MHz,CDCl3):d7.38 (m,5H),5.27(s,2H),4.05 (t,J56.5 Hz,2H),3.14 (t,J56.5 Hz,2H),2.64 (t,J56.5 Hz,2H),1.59 (m,2H),1.28 (m,10H),0.87 (t,J57.0 Hz,3H).13C NMR (125 MHz,CDCl3):d192.2,171.9,160.1,134.3,128.7,128.6,128.5,67.9,65.0,34.2,

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英语翻译1HNMR(500MHz,CDCl3):d7.38(m,5H),5.27(s,2H),4.05(t,J56.5Hz,2H),3.14(t,J56.5Hz,2H),2.64(t,J56.5Hz,

英语翻译1H NMR (500 MHz,CDCl3):d7.38 (m,5H),5.27(s,2H),4.05 (t,J56.5 Hz,2H),3.14 (t,J56.5 Hz,2H),2.64 (t,J56.5 Hz,2H),1.59 (m,2H),1.28 (m,10H),0.87 (t,J57.0 Hz,3H).13C NMR (125 MHz,CDCl3):d192.2,171.9,160.1,134.3,128.7,128.6,128.5,67.9,65.0,34.2,
英语翻译
1H NMR (500 MHz,CDCl3):d7.38 (m,5H),5.27(s,2H),4.05 (t,J56.5 Hz,2H),3.14 (t,J56.5 Hz,2H),2.64 (t,J56.5 Hz,2H),1.59 (m,2H),1.28 (m,10H),0.87 (t,J57.0 Hz,3H).13C NMR (125 MHz,CDCl3):d192.2,171.9,160.1,134.3,128.7,128.6,128.5,67.9,65.0,34.2,31.7,29.07,29.05,28.4,27.5,25.7,22.5,14.0

英语翻译1H NMR (500 MHz,CDCl3):d7.38 (m,5H),5.27(s,2H),4.05 (t,J56.5 Hz,2H),3.14 (t,J56.5 Hz,2H),2.64 (t,J56.5 Hz,2H),1.59 (m,2H),1.28 (m,10H),0.87 (t,J57.0 Hz,3H).13C NMR (125 MHz,CDCl3):d192.2,171.9,160.1,134.3,128.7,128.6,128.5,67.9,65.0,34.2,
1H NMR核磁共振氢谱 (500 MHz 兆赫兹【谱仪工作频率】,
CDCl3 溶剂:氘氯仿):
d【δ值:化学位移:单位:ppm,化学位移有很重要的分子结构基团指向性!】7.38ppm (m峰形:多重峰,5H 5个氢的峰面积积分),5.27(s单峰singlet,2H:2个氢积分),
峰形 及 简称缩写:
单峰(singlet,s)
二重峰(doublet,d)
三重峰(triplet,t)
四重峰(quartet,q)
五重峰(quintet)
六重峰(sextet)
多重峰(Multilet,一般泛指多于四重的峰,简写:M)
4.05 (t,J56.5 Hz【J:自旋-自旋偶合常数:56.5赫兹.根据数值大小,判断应该是碳核对氢核的自旋-自旋偶合常数;或某非金属原子,如:氟、磷等对氢核的偶合常数;或...;氢核对氢核的偶合常数一般没有这么大】,2H),
3.14 (t,J56.5 Hz,2H),2.64 (t,J56.5 Hz,2H),1.59 (m,2H),1.28 (m,10H),0.87 (t,J57.0 Hz,3H).
13C NMR 碳-13核 核磁共振碳谱(125 MHz工作频率125兆赫兹,CDCl3氘氯仿溶剂):d192.2,171.9,160.1,134.3,128.7,128.6,128.5,67.9,65.0,34.2,31.7,29.07,29.05,28.4,27.5,25.7,22.5,14.0
因为碳谱是利用让氢核饱和共振下而测得的共振峰,所以碳峰都表现为氢核对碳核信号的自旋-自旋分裂都被去除情况下的状况,例如,碳核只受氢核偶合时碳信号仅表现为单峰,...
核磁共振氢谱-核磁共振碳谱 能够提供测试物质分子结构的确定的重要的认证证据,你要系统地学习一下,光这样还有些不够.
在解析、论证分子结构上,1H-NMR - 13C-NMR、还有核磁共振的多脉冲谱、二维谱要能够发挥更大的作用!推导分子结构上要远超过红外光谱、紫外光谱、质谱等等的作用.

英语翻译The 1H and 13C NMR spectra were recorded using a 300MHz Bruker FTNMR Ultra Shields spectrometer. 英语翻译1H NMR (500 MHz,CDCl3):d7.38 (m,5H),5.27(s,2H),4.05 (t,J56.5 Hz,2H),3.14 (t,J56.5 Hz,2H),2.64 (t,J56.5 Hz,2H),1.59 (m,2H),1.28 (m,10H),0.87 (t,J57.0 Hz,3H).13C NMR (125 MHz,CDCl3):d192.2,171.9,160.1,134.3,128.7,128.6,128.5,67.9,65.0,34.2, 1H NMR是什么 英语翻译Compound 5a:Yield 72.1% of oil; 1H NMR (300 MHz,CDCl 3) 7.70-7.74 (m,2H,3-Ph-2,6-2H),7.46-7.52 (m,3H,Ph-6-H+3-Ph-3,5-2H),7.34-7.37 (m,2H,Ph-3,5-2H),7.27-7.29 (m,1H,3-Ph-4-H),7.24-7.25 (m,1H,Ph-4-H),5.79 (s,1H,Py-4-H),5.02 (s,2H,CH 2),4.06 谢谢哪位大神帮我解析一下下面这张核磁共振图谱的这些数据的含义1H-NMR (500 MHz, CDCL3) δ 5.86 (s,1H), 4.03 (s,1H), 2.38 (s,1H), 2.04 (s,2H), 1.25 (s,3H), 1.04 (d, J= 27.8 Hz,6H). 13C-NMR与1H-NMR有何异同(优缺点)? 1H-NMR D为什么1H-NMR图谱中没有D的信号呢?D的自旋磁量子数又不为0,也有NMR信号啊! 核磁共振H谱的作用1H NMR (300 MHz,DMSO-d6):δ 4.40-4.47 (d,8H),7.21 (s,16H),7.31-7.39 (m,8H),7.49- 7.64 (m,24H),7.74 (d,J = 5.4 Hz,4H),7.83 (t,J = 6.9 Hz,8H),8.08 (d,J = 5.4 Hz,4H),8.12-8.29 (m,20H),8.39-8.43 (m,4H),8.78-8.86 (m,16H)说明了 有关有机化合物的核磁共振氢谱解谱的若干疑问(1) 1H-NMR (300 MHz, CDCl3) δ 8.00-7.97 (m, 4H, Bz), 7.54-7.48 (m, 2H, Ph),这一句中“m“是什么意思?(2)J = 9.6 Hz是指耦合常数是9.6吗?(3)这个是有关高 什么是亲H-NMR谱图, H-NMR C-NMR HPLC 能够说我么 13CNMR 波谱的化学位移为什么远大于1H NMR波谱的化学位移 英语翻译Complex formation of a- and b-cyclodextrinswith isomeric pyridinecarboxylic acids (picolinic,nicotinicand isonicotinic acids) in water were studied by calorimetryand 1H NMR at 298.15 K.The obtained results revealed theweak 1:1 complex for 英语翻译For studying the nature of the interaction between sensorQB and Zn2+/Cd2+,1H NMR titrations were also carried out(Figure 5 and Table S2,Supporting Information).Uponinteraction with Zn2+ and Cd2+,the protons of the methoxyCH3 experienced s D2O在利用1H-NMR进行化合物的结构鉴定中,有什么特别的用处吗? 下列化合物的1H—NMR谱图中吸收峰的数目正确的是 请解释D 1H NMR中的j(频率)的值是怎么计算得来的,表示怎么,怎么看. 已知某有机物的分子式为C5H10O,试根据下列1H NMR谱推断其结构