111223-23-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111223-23-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,2,2 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 111223-23:
(8*1)+(7*1)+(6*1)+(5*2)+(4*2)+(3*3)+(2*2)+(1*3)=55
55 % 10 = 5
So 111223-23-5 is a valid CAS Registry Number.
111223-23-5Relevant articles and documents
A HIGHLY CONVERGENT PREPARATION OF PHOSPHONYLOXYACYLAMINO ACIDS:
Thottathil, John K.,Wong, Michael K. Y.
, p. 5441 - 5444 (2007/10/02)
A very simple, mild and efficient method for the preparation of phosphonyloxyacylamino acids from readily available starting materials is described.