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10548-53-5

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10548-53-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 10548-53-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,5,4 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 10548-53:
(7*1)+(6*0)+(5*5)+(4*4)+(3*8)+(2*5)+(1*3)=85
85 % 10 = 5
So 10548-53-5 is a valid CAS Registry Number.

10548-53-5Relevant articles and documents

A method for one-step synthesis of peracetylated-alpha-O-benzyl saccharides

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Paragraph 0081; 0083-0085, (2018/12/02)

The invention relates to the technical field of chemical synthetic methods of saccharides, and particularly relates to a method for one-step synthesis of peracetylated-alpha-O-benzyl saccharides. A peracetylated monosaccharide is adopted as a donor, benzyl alcohol is adopted as a receptor, 1,2-dichloroethane is adopted as a reaction solvent, a peracetylated-alpha-O-benzyl saccharide is synthesizedthrough reaction under catalysis of ferric chloride anhydrous, and the reaction temperature is 10-40 DEG C. The method is high in regional universality, low in receptor consumption, mild in reactionconditions, high in yield, and high in stereoselectivity and can be used for large-scale production of target products. The catalyst is nontoxic and easily available.

Anomeric O-Alkylation, 11. Anomeric O-Alkylation of O-Unprotected Hexoses and Pentoses - Convenient Synthesis of Decyl, Benzyl, and Allyl Glycosides

Klotz, Wolfgang,Schmidt, Richard R.

, p. 683 - 690 (2007/10/02)

The base-promoted reaction of O-unprotected aldoses 1-6 with didecyl sulfate in DMPU affords decyl glycosides 1aα-6aα and 1aβ, 3aβ-6aβ in good overal yields.Similarly, the treatment of O-unprotected hexoses 1-4 and pentoses 5 and 6 with benzyl bromide and allyl bromide yields after subsequent O-acetylation monosaccharides 1cα-6cα, 1cβ, 3cβ-6cβ and 1dα-6dα, 1dβ, 3dβ-6dβ, respectively.The regio- and stereoselectivity in these reactions was determined by 1H-NMR spectroscopic data of the O-acetylated derivatives.Key Words: Aldoses, O-unprotected, glycoside formation / Anomeric oxides, alkylation / Alkylating agents, didecyl sulfate, benzyl bromide, allyl bromide / α-D-galacto-furanosides

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