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127801-76-7

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127801-76-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127801-76-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,8,0 and 1 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 127801-76:
(8*1)+(7*2)+(6*7)+(5*8)+(4*0)+(3*1)+(2*7)+(1*6)=127
127 % 10 = 7
So 127801-76-7 is a valid CAS Registry Number.

127801-76-7Relevant articles and documents

Stereoselective Syntheses of α-Substituted Cyclic Ethers and syn-1,3-Diols

Homma, Koichi,Takenoshita, Haruhiro,Mukaiyama, Teruaki

, p. 1898 - 1915 (2007/10/02)

In the presence of a catalytic amount of triphenylmethylium hexachloroantimonate or a catalyst system of antimony pentachloride, chlorotrimethylsilane and tin(II)iodide, α-substituted cyclic ethers are stereoselectively prepared from lactones by successiv

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