111422-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111422-40-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,4,2 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 111422-40:
(8*1)+(7*1)+(6*1)+(5*4)+(4*2)+(3*2)+(2*4)+(1*0)=63
63 % 10 = 3
So 111422-40-3 is a valid CAS Registry Number.
111422-40-3Relevant articles and documents
METAL TEMPLATE ORTHO-ACYLATION OF PHENOLS; A NEW GENERAL APPROACH TO ANTHRACYCLINONES
Sartori, Giovanni,Casnati, Giuseppe,Bigi, Franca,Robles, Pasquale
, p. 1533 - 1536 (1987)
Direct and mild synthesis of dihydroxyanthraquinones including 4-demethoxy-7-deoxydaunomycinone 8 from ortho-phthaloyl dichloride and hydroquinone derivatives is described.
