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222633-77-4

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222633-77-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 222633-77-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,6,3 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 222633-77:
(8*2)+(7*2)+(6*2)+(5*6)+(4*3)+(3*3)+(2*7)+(1*7)=114
114 % 10 = 4
So 222633-77-4 is a valid CAS Registry Number.

222633-77-4Relevant articles and documents

Tricyclic triazolobenzazepine derivatives, process for producing the same, and antiallergic

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, (2008/06/13)

Tricyclic triazolobenzazepine derivatives in the form or a prodrug are provided. The compounds according to the present invention are those represented by formula (I) and pharmacologically acceptable salts and solvates thereof. The compounds are useful as antiallergic agents and exhibit excellent bioavailability. wherein R1 represents hydrogen, OH, alkyl or phenyl alkyl,R2, R3, R4, and R5 represent hydrogen, halogen, optionally protected hydroxyl, formyl, optionally substituted alkyl, alkenyl, alkoxy or the like, andQ represents a group selected from the following groups (i) to (iv), halogen, or alkoxy:

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