97444-22-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97444-22-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,4,4 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 97444-22:
(7*9)+(6*7)+(5*4)+(4*4)+(3*4)+(2*2)+(1*2)=159
159 % 10 = 9
So 97444-22-9 is a valid CAS Registry Number.
97444-22-9Relevant academic research and scientific papers
THE UNUSUAL CYCLIC PRODUCTS FROM TETRA- AND PENTA-PEPTIDES OF α-METHYLALANINE
Ali, M. Y.,Khatun, Anowara
, p. 451 - 454 (2007/10/02)
Tetra- and pentapeptides of α-methylalanine give with PCl5, SOCl2 etc. intermediates which, with or without loss of amino acids, lead to bi- and tricyclic products containing imidazole and piperazine rings through different routes.
