42838-40-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42838-40-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,3 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 42838-40:
(7*4)+(6*2)+(5*8)+(4*3)+(3*8)+(2*4)+(1*0)=124
124 % 10 = 4
So 42838-40-4 is a valid CAS Registry Number.
42838-40-4Relevant academic research and scientific papers
Triazolyl phosphorus esters as pesticides
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, (2008/06/13)
Triazolylphosphorus compounds of the formula EQU1 wherein R1 represents hydrogen, alkyl, cycloalkyl, phenyl, benzyl or phenethyl, R2 represents alkylthio, alkylsulphinyl, alkylsulphonyl, phenthio, phenylsulphinyl, phenylsulphonyl, be
