Substrates for the assay of ß-glucosaminidase/hexosaminidase
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MNP GlcNAc
2 methoxy 4 (2 nitrovinyl) phenyl ß-2 acetamido 2 deoxy ß D glucopyranoside MW 398
The lambda-max and extinction-max at pH>9.5 for the released phenol are 505 nm and 27,000 Lmol-1 1cm-1 respectively
Excellent substrate for urinary N acetylglucosaminidase (Yuen et al., Ann. Clin. Biochem., 1984, 21, 295 300, Taylor et al., Clin. Chem. News, 1990, 16(7), 24).
Code number 1050.
VRA GlcNAc
Ammonium 5 [4 (2 acetamido 2 deoxy ß D glucopyranosyloxy) 3 methoxy phenylmethylene] 2 thioxothiazolin 4 one 3 ethanoate hydrate MW 563
The lambda-max and extinction-max at pH>9.5 for the released phenol are 492 nm and 37,000 Lmol-1cm-1 respectively
Code number 1051.
VLM GlcNAc
4{2 [4 (ß D glucosyl pyranosyloxy) 3 methoxy phenyl]vinyl} 1 methylquinolinium iodide MW 581
The lambda-max and extinction-max at pH>9.5 for the released phenol are 524 nm and 35,000 Lmol-1cm-1 respectively
A substrate for N acetylglucosaminidase
Code number 1052.
