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4-O-allyl-1-O-benzyl-2-O-(2,3,4,6-tetra-O-benzoyl-β-D-glucopyranosyl)-1,2,4-butanetriol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

428857-94-7

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428857-94-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 428857-94-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,8,8,5 and 7 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 428857-94:
(8*4)+(7*2)+(6*8)+(5*8)+(4*5)+(3*7)+(2*9)+(1*4)=197
197 % 10 = 7
So 428857-94-7 is a valid CAS Registry Number.

428857-94-7Relevant academic research and scientific papers

Synthesis of 3-O-β-D-glucopyranosyl-(3R)-hydroxybutanolide (Kinsenoside) and 3-O-β-D-glucopyranosyl-(3S)-hydroxybutanolide (Goodyeroside A)

Suzuki, Katsuhiko,Suzuki, Nobuyuki,Yamaura, Masanori,Yoshizawa, Toyokichi

, p. 73 - 84 (2005)

The first synthesis of 3-O-β-D-glucopyranosyl-(3R)-hydroxybutanolide (Kinsenoside) and 3-O-β-D-glucopyranosyl-(3S)-hydroxybutanolide (Goodyeroside A) is described. The diastereomers of the aglycon in 2-O-β-D-gulucopyranosyl-1,2,4-butanetriol derivatives, which were separable precursors of Kinsenoside and Goodyeroside A, were synthesized from optically nonactive 1,2,4-butanetriol and α-D-glucopyranosyl trichloroacetimidate in excellent yields. Copyright Taylor & Francis, Inc.

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