111301-28-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111301-28-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,3,0 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 111301-28:
(8*1)+(7*1)+(6*1)+(5*3)+(4*0)+(3*1)+(2*2)+(1*8)=51
51 % 10 = 1
So 111301-28-1 is a valid CAS Registry Number.
111301-28-1Relevant articles and documents
CLAISEN REARRANGEMENT OF 5- OR 7-PROPARGYLOXYFLAVONES: FORMATION OF PYRANOFLAVONES
Rao, Kode Nageswara,Srimannarayana, Gotety
, p. 319 - 323 (2007/10/02)
The Claisen rearrangement of 7-propargyloxy-5-hydroxy-3-phenylflavone, 7-propargyloxy-5-hydroxy-3-methylflavone and 7-methoxy-5-propargyloxy-3-methylflavone in N,N-dimethylaniline at 195 deg C resulted in the formation of angular 2H--pyranoflavones, 2,
