199682-33-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199682-33-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,6,8 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 199682-33:
(8*1)+(7*9)+(6*9)+(5*6)+(4*8)+(3*2)+(2*3)+(1*3)=202
202 % 10 = 2
So 199682-33-2 is a valid CAS Registry Number.
199682-33-2Relevant academic research and scientific papers
3-phenyl-furan-(5H)-2-one and dihydrofuran-2-one derivatives as antibacterial agents
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Page column 28, (2010/02/05)
A compound of formula (I): wherein R1is hydroxy or of the formula —NHC(═O)(1-4C)alkyl or —NHS(O)n(1-4C)alkyl wherein n is 0, 1 or 2; R2and R3are independently hydrogen or fluoro; R4and R5ar