1228602-35-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228602-35-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,6,0 and 2 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1228602-35:
(9*1)+(8*2)+(7*2)+(6*8)+(5*6)+(4*0)+(3*2)+(2*3)+(1*5)=134
134 % 10 = 4
So 1228602-35-4 is a valid CAS Registry Number.
1228602-35-4Relevant articles and documents
Novel phosphoranes containing urea derivatives: Synthesis and characterization
Afshar, Davood Aghaei,Islami, Mohammad Reza
, p. 2238 - 2246 (2009)
N-Acetyl-N'-methyl urea or ethyl urea in the presence of an acetylenic ester and a desired phosphine functioned as a NH-acid and added to the triple bond in a chemoselective reaction. One of the obtained products underwent lactonization to the correspondi
