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668985-72-6

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668985-72-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 668985-72-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,8,9,8 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 668985-72:
(8*6)+(7*6)+(6*8)+(5*9)+(4*8)+(3*5)+(2*7)+(1*2)=246
246 % 10 = 6
So 668985-72-6 is a valid CAS Registry Number.

668985-72-6Relevant articles and documents

Total Synthesis and Examination of Three Key Analogues of Ramoplanin: A Lipoglycodepsipeptide with Potent Antibiotic Activity

Rew, Yosup,Shin, Dongwoo,Hwang, Inkyu,Boger, Dale L.

, p. 1041 - 1043 (2007/10/03)

The total synthesis and evaluation of three key ramoplanin aglycon analogues are detailed. The first (5a) represents replacement of the labile depsipeptide ester with a stable amide (HAsn2 → Dap2) with removal of the HAsn pendant car

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