Page 219 - Principles of Catalyst Development

208 CHAPTER 8
TABLE 8.8. Basic and Nonbasic
Compounds in Petroleum

Type Compound
Basic Pyridines
Quinolines
Amines
Indolines
Hexahydrocarbazoles
Nonbasic Pyrroles
Indoles
Carbazoles

40r-----r-----r-----.-----.-----.-----.

30

z
o 20
en
a:
UJ
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Z
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o 10
z
o 8
t- I
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>- DECYLAMINE II
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Cl
UJ 3 / -I,..J..
Z PIPERIDINE / ,0'
W QUINOLINE / ",'<>
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2 3
POISON CONCENTRATION moles g-1 x 10 4
Figure 8.16. Poisoning of acidity by basic nitrogen compounds.