680221-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 680221-28-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,0,2,2 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 680221-28:
(8*6)+(7*8)+(6*0)+(5*2)+(4*2)+(3*1)+(2*2)+(1*8)=137
137 % 10 = 7
So 680221-28-7 is a valid CAS Registry Number.
680221-28-7Relevant academic research and scientific papers
THIADIAZOLE COMPOUND AND USE THEREOF
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Page/Page column 32-33, (2008/06/13)
The thiadiazole compound represented by the formula (A) : wherein R1 represents a C1-C7 alkyl group, a C3-C7 alkenyl group, a C3-C7 alkynyl group and the like; R2 represents a C1-C4 alkyl group substituted with a hetero ring group in
