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81227-98-7

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81227-98-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81227-98-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,2 and 7 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 81227-98:
(7*8)+(6*1)+(5*2)+(4*2)+(3*7)+(2*9)+(1*8)=127
127 % 10 = 7
So 81227-98-7 is a valid CAS Registry Number.

81227-98-7Relevant articles and documents

SUBSTITUTED PHENOXY-AMINOPROPANOLS

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, (2008/06/13)

Substituted phenoxy-aminopropanols of the formula STR1 wherein R is a branched-chain alkyl of 3 or 4 carbon atoms, R 1 is hydrogen, halogen or lower alkyl and R 2 and R 3, independently, are hydrogen, halogen, lower alkyl, lower alkoxy or lower alkylthio, and pharmaceutically acceptable acid addition salts thereof, are described. A process for their preparation, as well as pharmaceutical preparations containing them are also described. The compounds of formula I and their salts possess cardioselective β-adrenergic blocking activity and antihypertensive activity.

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