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87773-20-4

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87773-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87773-20-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,7 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 87773-20:
(7*8)+(6*7)+(5*7)+(4*7)+(3*3)+(2*2)+(1*0)=174
174 % 10 = 4
So 87773-20-4 is a valid CAS Registry Number.

87773-20-4Downstream Products

87773-20-4Relevant articles and documents

Synthesis and pregnancy terminating activity of 2-arylimidazo[2,1-a]isoquinolines and isoindoles

Toja,Omodei Sale,Favara,Omodei-Sale,Cattaneo,Gallico,Galliani

, p. 1222 - 1226 (2007/10/02)

A series of 2-arylimidazo[2,1-a]isoquinolines (1-21), some 5,6-dihydro derivatives (22-28) and 2-phenyl-5H-imidazo[2,1-a]isoindole (29) were synthesized and tested for the pregnancy terminating activity in hamsters and rats. An efficient preparation of 2-

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