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142545-57-1

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142545-57-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142545-57-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,5,4 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 142545-57:
(8*1)+(7*4)+(6*2)+(5*5)+(4*4)+(3*5)+(2*5)+(1*7)=121
121 % 10 = 1
So 142545-57-1 is a valid CAS Registry Number.

142545-57-1Downstream Products

142545-57-1Relevant articles and documents

Convergent synthesis of higher-order oligosaccharides corresponding to the cell-wall polysaccharide of the β-hemolytic Streptococci Group A. A branched hexasaccharide hapten

Reimer, Kerry B.,Harris, Shannon L.,Varma, Vikram,Pinto, B. Mario

, p. 399 - 414 (2007/10/02)

A convergent synthesis of a hexasaccharide corresponding to the cell-wall polysaccharide of the β-hemolytic Streptococci Group A is described.The strategy relies on the preparation of a key branched trisaccharide unit α-L-Rhap-(1-->2)-3)

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