1356389-44-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1356389-44-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,6,3,8 and 9 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1356389-44:
(9*1)+(8*3)+(7*5)+(6*6)+(5*3)+(4*8)+(3*9)+(2*4)+(1*4)=190
190 % 10 = 0
So 1356389-44-0 is a valid CAS Registry Number.
1356389-44-0Relevant articles and documents
A convenient synthesis of pyrano[2,3-b][1,5]oxazepines by ring closure of O-glycosyl amino acids
Khodair, Ahmed I.,Schmidt, Richard R.
, p. 7407 - 7413 (2012/01/06)
N-Boc-protected serine and threonine esters could be readily added to 2-nitroglycals, affording exclusively α- and β-anomers with galacto- and gluco-configuration, respectively. Nitro group reduction to the amino group and also ester cleavage led to compo