Chemistry Reference
In-Depth Information
Substituted aryl sulfonyl azides decompose at elevated temperatures to nitrenes and add to natural
rubber:
O
Δ
Ar
N
N
+
S
N
O
Ar
N
N
S
O
N
O
O
O
S
N
Ar
Ar
S
N
O
O
Novel types of polyamines and cationic polyelectrolytes form from polymers of conjugated dienes
[
77
] in reactions with carbon monoxide, amines, and water at 150
C and 1,000-1,500 psi pressure.
The reaction can be illustrated as follows [
77
]:
R
H
H
2
O
N
+
CO
+
R'
N
R '
9.2.5.5 The Ritter Reaction
This reaction can be carried out on natural rubber and on synthetic polyisoprenes [
78
]:
H
RCN
N
R
H
O
The carbon cation, apparently, reacts with any nucleophile present. When the reaction is carried
out in dichloroacetic acid, chlorine atoms can be detected in the product [
78
].
