1135820-52-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1135820-52-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,5,8,2 and 0 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1135820-52:
(9*1)+(8*1)+(7*3)+(6*5)+(5*8)+(4*2)+(3*0)+(2*5)+(1*2)=128
128 % 10 = 8
So 1135820-52-8 is a valid CAS Registry Number.
1135820-52-8Relevant articles and documents
Stereoselective Wittig olefination reactions employing a novel ortho-P-aryl alkoxide effect
McNulty, James,Keskar, Kunal
, p. 7054 - 7057 (2008)
Non-stabilized ortho-P-alkoxy-substituted ylides react with aromatic and aliphatic aldehydes providing (E)-olefins with high stereocontrol, also allowing easy phosphine oxide removal in certain cases.
