87540-04-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87540-04-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,5,4 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 87540-04:
(7*8)+(6*7)+(5*5)+(4*4)+(3*0)+(2*0)+(1*4)=143
143 % 10 = 3
So 87540-04-3 is a valid CAS Registry Number.
InChI:InChI=1/C25H21N5/c1-2-8-18(9-3-1)19-12-14-20(15-13-19)23-26-27-24-21-10-4-5-11-22(21)25(28-30(23)24)29-16-6-7-17-29/h1-5,8-15H,6-7,16-17H2
87540-04-3Relevant articles and documents
6-(Alkylamino)-3-aryl-1,2,4-triazolophthalazines. A New Class of Benzodiazepine Receptor Ligands
Tarzia, Giorgio,Occelli, Emilio,Toja, Emilio,Barone, Domenico,Corsico, Nerina,et al.
, p. 1115 - 1123 (2007/10/02)
Some 6-(alkylamino)-3-aryl-1,2,4-triazolophthalazines have been shown to displace diazepam from rat brain specific binding sites, in vitro, with Ki (nM) values comparable to those of reference benzodiazepines and to have anticonvulsant (