23831-99-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23831-99-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,8,3 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 23831-99:
(7*2)+(6*3)+(5*8)+(4*3)+(3*1)+(2*9)+(1*9)=114
114 % 10 = 4
So 23831-99-4 is a valid CAS Registry Number.
23831-99-4Relevant academic research and scientific papers
Urea derivatives and their use as herbicides
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, (2008/06/13)
Compounds, useful as herbicides, of the formula SPC1 Wherein R1 is haloalkyl, halocycloalkyl, haloalkenyl, or halocycloalkenyl; n1 is 1 or 2; R4 is halogen, trifluoromethyl, alkyl, or alkoxy; n2 is 0, 1, 2, or 3; R2 is hydrogen or alkyl; and R3 is alkyl or alkoxy. Methods for making these compounds.
