65151-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65151-15-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,1,5 and 1 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 65151-15:
(7*6)+(6*5)+(5*1)+(4*5)+(3*1)+(2*1)+(1*5)=107
107 % 10 = 7
So 65151-15-7 is a valid CAS Registry Number.
65151-15-7Relevant articles and documents
SALTS OF LAKED MONOAZO COMPOUNDS
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Page/Page column 9-11, (2010/02/14)
The present invention relates to monoazo compounds of formula (1) wherein R1 is hydrogen, halogen, especially chlorine, or C1-C4alkyl, especially methyl, and R2 is halogen, especially chlorine, or C1-