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87505-22-4

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87505-22-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87505-22-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,5,0 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 87505-22:
(7*8)+(6*7)+(5*5)+(4*0)+(3*5)+(2*2)+(1*2)=144
144 % 10 = 4
So 87505-22-4 is a valid CAS Registry Number.

87505-22-4Downstream Products

87505-22-4Relevant articles and documents

Reactions of Organic Anions, 139.- Vicarious Nucleophilic Substitution of Hydrogen in 1,2,4-Triazine Derivatives

Rykowski, Andrzej,Makosza, Mieczyslaw

, p. 627 - 632 (2007/10/02)

Carbanions containing leaving groups at the carbanion centers react with 1,2,4-triazine and its derivatives according to the vicarious nucleophilic substitution scheme replacing hydrogen atoms in 5-, 3-, or 6-positions with the carbanion moiety.It is demo

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