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77956-86-6

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77956-86-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77956-86-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,9,5 and 6 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 77956-86:
(7*7)+(6*7)+(5*9)+(4*5)+(3*6)+(2*8)+(1*6)=196
196 % 10 = 6
So 77956-86-6 is a valid CAS Registry Number.

77956-86-6Relevant articles and documents

1-Benzoxepin-5 (2H)-one derivatives and pharmaceutical compositions

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, (2008/06/13)

Novel, 3-amino-1-benzoxepin-5 (2H)-one derivatives and methods for their production are disclosed. These derivatives correspond to the Formula I: STR1 wherein: R1 and R2 independently of one another are hydrogen, C1 -C5 alkyl, C1 -C5 alkyl substituted with a terminal phenyl, or a phenyl containing one or two halogens, methyl or methoxy groups, a 3,4-methylenedioxy or a 3,4-ethylenedioxy group, C2 -C5 alkyl substituted with terminal hydroxy or methoxy or, C3 -C4 alkenyl; or one of R1 and R2 are hydrogen or a C1 -C5 alkyl and the other is a C2 -C5 alkyl substituted with a terminal NR5 R6 ; R5 and R6 independently of one another are hydrogen or C1 -C5 alkyl; or R5 and R6 are together a 5 to 7 member ring, or R5 and R6 are together a 5 to 7 member ring having heterogeneous oxygen, sulfur or nitrogen; R1 and R2 are together a 5 to 7 member ring, or R1 and R2 are together a 5 to 7 member ring having heterogeneous oxygen, sulfur or NR7 ; R7 is hydrogen, methyl, benzyl or phenyl; R3 and R4 independently of one another are hydrogen, halogen, C1 -C4 alkyl, C1 -C4 alkoxy or C1 -C4 alkylthio; or one of R3 and R4 is trifluoromethyl or nitro and the other is hydrogen; and the acid addition salts thereof. These compounds have a favorable effect on the treatment of spasms of the stomach-intestinal tract and, therefore, constitute the active ingredient of pharmaceutical compositions and methods for the treatment of disorders of the stomach and intestinal tract. Processes for the preparation of the derivatives and their acid addition salts and intermediate products for their preparation are also descrived.

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