664991-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 664991-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,4,9,9 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 664991-89:
(8*6)+(7*6)+(6*4)+(5*9)+(4*9)+(3*1)+(2*8)+(1*9)=223
223 % 10 = 3
So 664991-89-3 is a valid CAS Registry Number.
664991-89-3Relevant articles and documents
SUBSTITUTED PYRROLOPYRIDINES
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Page 60, (2010/11/30)
There are provided novel compounds of formula (I) wherein R1, R2 and R3 are as defined in the specification and pharmaceutically acceptable salts thereof; together with processes for their preparation, compositions containing them and their use in therapy. The compounds are inhibitors of the kinase Itk.