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64740-65-4

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64740-65-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 64740-65-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,7,4 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 64740-65:
(7*6)+(6*4)+(5*7)+(4*4)+(3*0)+(2*6)+(1*5)=134
134 % 10 = 4
So 64740-65-4 is a valid CAS Registry Number.

64740-65-4Downstream Products

64740-65-4Relevant articles and documents

Imidazodiazepines and processes therefor

-

, (2008/06/13)

Novel Imidazobenzodiazepines and their analogs are useful as anticonvulsants, muscle relaxant, anxiolytic and sedative agents. Preferred compounds of this class belong to the imidazo[1,5-a][1,4]diazepine series which may have a very wide variety of organic substituents. An especially preferred genus included within the purview of the invention encompasses a compound of the formula STR1 wherein R1 is hydrogen and lower alkyl preferably methyl; R3 and R5 are hydrogen; R4 is hydrogen, nitro and halogen, most preferably, chlorine, and in a most preferred embodiment when positioned on the fused benzo portion of the imidazobenzodiazepine is in the 8-position thereof, R6 is phenyl or halo, nitro, or lower alkyl-substituted phenyl, preferably, halo, with fluorine being the preferred halogen, the substituted fluoro being positioned in the 2-position of the phenyl moiety and R2 is hydrogen and lower alkyl.

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