85620-45-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85620-45-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,6,2 and 0 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 85620-45:
(7*8)+(6*5)+(5*6)+(4*2)+(3*0)+(2*4)+(1*5)=137
137 % 10 = 7
So 85620-45-7 is a valid CAS Registry Number.
85620-45-7Relevant articles and documents
Conjugate addition of the dianion of diaryl ketones to α, β-ethylenic ketones promoted by TiCl4-Mg
Pons, Jean-Marc,Santelli, Maurice
, p. 513 - 522 (2007/10/02)
Cross coupling of diaryl ketones and enones promoted by TiCl4 -Mg leads to the formation of products involving a Michael -type addition; this 1,4- addition is on some occasions followed by cyclization yielding hemiacetals and/or dihydrofurans.
