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121328-65-2

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121328-65-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121328-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,3,2 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 121328-65:
(8*1)+(7*2)+(6*1)+(5*3)+(4*2)+(3*8)+(2*6)+(1*5)=92
92 % 10 = 2
So 121328-65-2 is a valid CAS Registry Number.

121328-65-2Relevant articles and documents

Efficient synthesis of rare sugar D-allal via reversal of diastereoselection in the reduction of protected 1,5-anhydrohex-1-en-3-uloses: Protecting group dependence of the stereoselection

Fujiwara, Takashi,Hayashi, Masahiko

scheme or table, p. 9161 - 9163 (2009/04/04)

(Chemical Equation Presented) D-Allal was selectively obtained by reducing bulky-silyl-protected 1,5-anhydrohex-1-en-3-uloses using the NaBH4 - CeCl3·7H2O system. The crucial point of this synthesis is the nature of the pr

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