✦ LIBER ✦

Controlling yield and regioselectivity in the enzymatic synthesis of β-D-galactopyranosyl-β-D-xylopyranosides

✍ Scribed by Rosa López; Alfonso Fernández-Mayoralas

Book ID: 104215775
Publisher: Elsevier Science
Year: 1992
Tongue: French
Weight: 196 KB
Volume: 33
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)79118-0

No coin nor oath required. For personal study only.

✦ Synopsis

Yield and regioselectivity of the galactosidation of I~-D-xylopyranosides catalysed by the ~galactosidase from E. coil can be modulated by the nature of the aglyconic moiety of the xylopyranosides.

📜 SIMILAR VOLUMES

A direct enzymatic synthesis of β-d-gala

A direct enzymatic synthesis of β-d-galactopyranosyl-d-xylopyranosides and their use to evaluate rat intestinal lactase activity in vivo

✍ Juan J. Aragón; Francisco J. Cañada; Alfonso Fernández-Mayoralas; Rosa López; Ma 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 422 KB

By enzymatic fl-o-galactosylation of D-xylose a mixture of 4-, 3-, and 2-O-fl-D-galactopyranosyl-D-xyloses (1, 4, and 7, respectively) was obtained in 50% isolated yield. Disaccharides 1, 4, and 7 are substrates of intestinal lactase isolated from lamb small intestine with K m values of 250.0, 4.5,

Chemical and enzymatic synthesis of glyc

Chemical and enzymatic synthesis of glycoconjugates 4. Control of regioselectivity in high yielding synthesis of (β-D-fucopyranosyl)-O-D-xylopyranosyl disaccharides using a CLONEZYME™ thermophilic glycosidase

✍ Jun Li; Dan E. Robertson; Jay M. Short; Peng George Wang 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 222 KB

Synthesis of Alkyl-β-D-xylopyranosides i

Synthesis of Alkyl-β-D-xylopyranosides in the Presence of Mercuric Salts

✍ DE BRUYNE, C. K.; LOONTIENS, F. G. 📂 Article 📅 1966 🏛 Nature Publishing Group 🌐 English ⚖ 250 KB

Total synthesis of the collagen glycosyl

Total synthesis of the collagen glycosylated cross-link β-d-galactopyranosyl-O-pyridinoline and of its unnatural epimer β-d-galactopyranosyl-O-epipyridinoline

✍ Pietro Allevi; Raffaele Colombo; Elios Giannini; Mario Anastasia 📂 Article 📅 2007 🏛 Elsevier Science 🌐 English ⚖ 207 KB

Synthesis of regioselectively sulfated x

Synthesis of regioselectively sulfated xylodextrins and crystal structure of sodium methyl β-d-xylopyranoside 4-O-sulfate hemihydrate

✍ Beatriz Abad-Romero; Kurt Mereiter; Herbert Sixta; Andreas Hofinger; Paul Kosma 📂 Article 📅 2009 🏛 Elsevier Science 🌐 English ⚖ 459 KB

Enzymatic synthesis of 2-acetamido-4-O-(

Enzymatic synthesis of 2-acetamido-4-O-(2-acetamido-2-deoxy-β-d-galactopyranosyl)-2-deoxy-d-glucopyranose and 2-acetamido-6-O-(2-acetamido-2-deoxy-β-d-galactopyranosyl)-2-deoxy-d-glucopyranose catalysed by the β-N-acetylhexosaminidase from Aspergillus oryzae

✍ Suddham Singh; David H.G. Crout; John Packwood 📂 Article 📅 1995 🏛 Elsevier Science 🌐 English ⚖ 322 KB