Physics & Astronomy
cyclic compounds
100%
Murchison meteorite
95%
meteorites
68%
pyridines
67%
organic compounds
66%
ammonia
54%
condensation
47%
aldehydes
38%
carboxylic acids
38%
imines
38%
liquid chromatography
36%
asteroids
31%
positive ions
29%
methyl alcohol
27%
mass spectroscopy
26%
ionization
18%
molecules
14%
performance
11%
Earth & Environmental Sciences
Murchison meteorite
86%
parent body
65%
meteorite
55%
condensation
49%
organic compound
47%
ammonia
42%
alkaline environment
37%
carboxylic acid
31%
aldehyde
30%
asteroid
28%
formation mechanism
28%
liquid chromatography
27%
methanol
27%
ionization
26%
mass spectrometry
22%
ion
17%
distribution
9%
Chemical Compounds
Cyclic Compound
68%
Aldol Condensation
61%
Ammonia
40%
Pyridine
38%
Condensation Reaction
26%
Redox Reactions
25%
Electrospray Ionization
24%
Imine
24%
Carboxylic Acid
20%
High-Pressure Liquid Chromatography
20%
Aldehyde
18%
Mass Spectrometry
17%
Methanol
16%
Environment
15%
Molecule
9%