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66022-61-5

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66022-61-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 66022-61-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,0,2 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 66022-61:
(7*6)+(6*6)+(5*0)+(4*2)+(3*2)+(2*6)+(1*1)=105
105 % 10 = 5
So 66022-61-5 is a valid CAS Registry Number.

66022-61-5Relevant academic research and scientific papers

Synthesis of phosphonamidate peptides by Staudinger reactions of silylated phosphinic acids and esters

Wilkening, Ina,Signore, Giuseppe Del,Hackenberger, Christian P. R.

body text, p. 349 - 351 (2011/03/17)

The Staudinger reaction of unprotected azido-peptides with silylated phosphinic acids and esters on the solid support offers a straightforward acid-free entry to different phosphonamidate peptide esters or acids under mild conditions in high purity and yield.

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