74137-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74137-77-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,1,3 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74137-77:
(7*7)+(6*4)+(5*1)+(4*3)+(3*7)+(2*7)+(1*7)=132
132 % 10 = 2
So 74137-77-2 is a valid CAS Registry Number.
74137-77-2Relevant academic research and scientific papers
Thieno[3,2-b]-[1,5]benzodiazepines
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, (2008/06/13)
Thieno[1,5]benzodiazepines having useful CNS activity containing the novel tricyclic ring system: STR1 the 10-position being substituted by an amino, preferably a piperazino, group.