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921224-63-7

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921224-63-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 921224-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,1,2,2 and 4 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 921224-63:
(8*9)+(7*2)+(6*1)+(5*2)+(4*2)+(3*4)+(2*6)+(1*3)=137
137 % 10 = 7
So 921224-63-7 is a valid CAS Registry Number.

921224-63-7Downstream Products

921224-63-7Relevant articles and documents

Bronchorelaxing agents based on indol- and isoquinoline derivatives

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Page/Page column 25-26, (2010/11/25)

A compound of formula (I) and its acid addition salts, wherein R1-FIj are H, lower (CrC6) alkyl; halogen; NR5R6, wherein R5, R6 are H, lower alkyl, C2-C6 acyl, SO2R7, wherein R7 is lower alkyl, CF3, aryl, substituted aryl; CN; COR8, wherein R8 is H, OH, lower alkyl, lower alkoxy; SO2R9, wherein R9 is OR10, wherein R10 is H, lower alkyl or NRnR12, wherein R11 and R12 is H or lower alkyl; ORi3, wherein R13 is H, lower alkyl, C2-C6 acyl, C1-C8 carboxy, C1-C8 carbamoyl; X is O or S; A is H, lower alkyl; B is C1-C18 alkyl optionally substituted; M is zero or 1; with the proviso that no more than three of R1-R4 are H, for treating and preventing bronchoconstructive pulmonary disease.

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