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The reaction of glyoxylic acid with ammonia revisited

✍ Scribed by Hoefnagel, Anthonius J.; Van Bekkum, Herman; Peters, Joop A.


Book ID
120052138
Publisher
American Chemical Society
Year
1992
Tongue
English
Weight
733 KB
Volume
57
Category
Article
ISSN
0022-3263

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Trinitrobenzene sulfonic acid reacts stoichiometrically with ammonia in tetraborate buffer within 20 min at 35Β°C to give a compound (presumably picramide) with an absorbance maximum at 420 nm and l , 2.02 rt 0.07 x lo\* M-' cm-' in the presence of 1.0 mM sulfite ions. As little as 6 nmol of ammonia