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Photolysis of uronide linkage in saponin

✍ Scribed by Isao Kitagawa; Masayuki Yoshikawa; Itiro Yosioka

Book ID
104238426
Publisher
Elsevier Science
Year
1973
Tongue
French
Weight
96 KB
Volume
14
Category
Article
ISSN
0040-4039

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## Abstract A new cleavage method for the sugar – aglycone linkage in saponin is described. Treatment of [28‐hydroxy‐23,28‐dioxoolean‐12‐en‐3β‐yl‐__O__‐β‐D‐galactopoyranosyl‐(1 β†’ 2)‐__O__‐α‐L‐arabinopyranosyl‐(1 β†’ 3)‐β‐D‐glucopyranosid]uronic acid (**1**) with diazomethane – ether in methanol gave