15657-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15657-55-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,6,5 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 15657-55:
(7*1)+(6*5)+(5*6)+(4*5)+(3*7)+(2*5)+(1*5)=123
123 % 10 = 3
So 15657-55-3 is a valid CAS Registry Number.
15657-55-3Relevant academic research and scientific papers
Preparation of 2,2-disubstituted pentane-1,5-diamines
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, (2008/06/13)
A process for the preparation of a 2,2-disubstituted pentane-1,5-diamine of the formula I STR1 where R1 and R2, independently of one another, are C1 - to C10 -alkyl or C2 - to C10 -alkenyl
