133531-31-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133531-31-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,5,3 and 1 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 133531-31:
(8*1)+(7*3)+(6*3)+(5*5)+(4*3)+(3*1)+(2*3)+(1*1)=94
94 % 10 = 4
So 133531-31-4 is a valid CAS Registry Number.
133531-31-4Relevant academic research and scientific papers
Butenoic acid derivatives
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, (2008/06/13)
A butenoic acid compound is defined by the following formula: STR1 in which Z is O,S, vinylene or azomethyne, A is an alkylene and J is phenyl or etc. It is useful to treat the heart disease.
