127590-13-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127590-13-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,5,9 and 0 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 127590-13:
(8*1)+(7*2)+(6*7)+(5*5)+(4*9)+(3*0)+(2*1)+(1*3)=130
130 % 10 = 0
So 127590-13-0 is a valid CAS Registry Number.
127590-13-0Relevant articles and documents
A Flexible Synthesis of Methyl 4-Oxobutanoates and Their Derivatives
Kunz, Thomas,Janowitz, Agnes,Reissig, Hans-Ulrich
, p. 43 - 47 (2007/10/02)
Ring cleavage of several methyl 2-trimethylsiloxycyclopropanecarboxylates 3 provides rather sensitive methyl 4-oxobutanoates (β-formyl esters) 4 in excellent yields.Siloxycyclopropanes 3 are easily available either directly from the corresponding silyl en
