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147900-34-3

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147900-34-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 147900-34-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,9,0 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 147900-34:
(8*1)+(7*4)+(6*7)+(5*9)+(4*0)+(3*0)+(2*3)+(1*4)=133
133 % 10 = 3
So 147900-34-3 is a valid CAS Registry Number.

147900-34-3Relevant articles and documents

Cyclic amino acids and derivatives thereof

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, (2008/06/13)

Novel cyclic amino acids which are useful in preparing biologically active peptides as well as a process for the preparation of D and L enantiomers of the cyclic amino acids are described where an N-protected derivative of the racemic cyclic amino acid is treated with (-)cinchonidine and the resulting salt resolved into the desired enantiomers, as well as derivatives thereof and valuable intermediates used in the process.

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