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144296-82-2

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144296-82-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144296-82-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,2,9 and 6 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 144296-82:
(8*1)+(7*4)+(6*4)+(5*2)+(4*9)+(3*6)+(2*8)+(1*2)=142
142 % 10 = 2
So 144296-82-2 is a valid CAS Registry Number.

144296-82-2Relevant articles and documents

Alternative syntheses of L-(-)-oleandrose from L-rhamnose. Preparation of glycals

Bredenkamp,Holzapfel,Toerien

, p. 2459 - 2477 (2007/10/02)

L-Rhamnal (2) is prepared from L-rhamnose (3) by use of an improved generalized Fischer-Zach reaction. L-Rhamnal (2) is then converted to L-(-)-oleandrose (1) by stannylene mediated selective methylation and effective hydration. Benzyl α-L-oleandrose (12) is prepared by selective methylation and deoxygenation of L-rhamnose (3).

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