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pyridine
US
・
UK
A1 初級
n.
名詞
比啶
影片字幕
化學203.有機光譜學。第16講.結構與立體化學中的13C化學變化 (Chem 203. Organic Spectroscopy. Lecture 16. 13C Chemical Shifts in Structure & Stereochemistry)
59:20
of the
pyridine
tautomer.
B1 中級
24.高階效應、動力學和核磁共振時間尺度。 (24. Higher-Order Effects, Dynamics, and the NMR Time Scale)
51:13
and
pyridine
, which is often used as a catalyst for putting
B1 中級
化學203.有機光譜學。講座09。化學位移。1H NMR化學位移 (Chem 203. Organic Spectroscopy. Lecture 09. Chemical Shift. 1H NMR Chemical Shifts)
56:16
a thiophene, a
pyridine
, benzene itself, C6H6, is at 7.3.
B1 中級
Michio Kaku:宇宙的本質 (Michio Kaku: The Universe in a Nutshell)
42:14
force, the weak and the strong force into one comprehensive picture and that
pyridine
B1 中級
死藤水在治療成癮中的作用機制--Mitch Liester & James Prickett。 (Ayahuasca's Mechanisms of Action in the Treatment of Addictions - Mitch Liester & James Prickett)
27:40
there. It's an indole group, connected to a
pyridine
ring.
They differ only among themselves by the location and number of double bonds on the
pyridine
ring,
B2 中高級
19.膽固醇的生物合成1 (19. Cholesterol Biosynthesis 1)
51:28
So this is
pyridine
, and that's where they got the name from.
B1 中級
五元異構體作為C-親核體的作用 (Five-membered Heteroaromatics as C-Nucleophiles)
06:05
for the reasons that we encountered with
pyridine
.
B2 中高級
