889865-33-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 889865-33-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,9,8,6 and 5 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 889865-33:
(8*8)+(7*8)+(6*9)+(5*8)+(4*6)+(3*5)+(2*3)+(1*3)=262
262 % 10 = 2
So 889865-33-2 is a valid CAS Registry Number.
889865-33-2Relevant articles and documents
SUBSTITUTED PYRIDONE DERIVATIVE
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, (2008/06/13)
Compounds of a formula (I) [wherein, A represents formula (III-1) R3 is a hydrogen, lower alkyl et al; m is 0 or 1; R1 is a hydrogen atom, halogen atom et al, R2 is a hydrogen et al; p is 0 to 4; X is a carbon atom or nitrogen atom; and X1 to X4 is a lowe