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221896-11-3

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221896-11-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 221896-11-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,8,9 and 6 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 221896-11:
(8*2)+(7*2)+(6*1)+(5*8)+(4*9)+(3*6)+(2*1)+(1*1)=133
133 % 10 = 3
So 221896-11-3 is a valid CAS Registry Number.

221896-11-3Downstream Products

221896-11-3Relevant academic research and scientific papers

Manipulation of the C(22)-C(27) region of rapamycin: Stability issues and biological implications

Nelson, Frances C.,Stachel, Shawn J.,Eng,Sehgal, Suren N.

, p. 295 - 300 (2007/10/03)

A novel series of rapamycin derivatives with modifications in the C(22)- C(27) region has been prepared. These compounds are evaluated for their ability to prevent ring fragmentation while still retaining immunosuppressive capabilities.

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