75020-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75020-22-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,0,2 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 75020-22:
(7*7)+(6*5)+(5*0)+(4*2)+(3*0)+(2*2)+(1*2)=93
93 % 10 = 3
So 75020-22-3 is a valid CAS Registry Number.
75020-22-3Relevant academic research and scientific papers
Benzopyranotriazoles
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, (2008/06/13)
Compounds of the formula (I): STR1 and pharmaceutically acceptable salts thereof wherein R1, R2, R3 and R4 which may be the same of different, represent hydrogen, halogen, nitro, lower alkyl, and lower alkoxy, o
