173159-42-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173159-42-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,1,5 and 9 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 173159-42:
(8*1)+(7*7)+(6*3)+(5*1)+(4*5)+(3*9)+(2*4)+(1*2)=137
137 % 10 = 7
So 173159-42-7 is a valid CAS Registry Number.
173159-42-7Relevant articles and documents
DIBENZOOXEPIN DERIVATIVE
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Paragraph 0367, (2014/06/24)
A dibenzoxepin derivative represented by the following general formula (I) wherein Y is a hydrogen atom and the like, RA is a hydrogen atom and the like, X is the formula (b3) wherein RB is a hydrogen atom and the like, and the like,