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128039-04-3

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128039-04-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128039-04-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,0,3 and 9 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 128039-04:
(8*1)+(7*2)+(6*8)+(5*0)+(4*3)+(3*9)+(2*0)+(1*4)=113
113 % 10 = 3
So 128039-04-3 is a valid CAS Registry Number.

128039-04-3Downstream Products

128039-04-3Relevant articles and documents

Studies on pyrazolo[3,4-d]pyrimidine derivatives. XVII. Reactions of 5-benzoyl-4,5-dihydro-6-methyl-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine-4- carbonitrile (The 6-methylpyrazolopyrimidine Reissert compound)

Miyashita,Sato,Taido,Tanji,Oishi,Higashino

, p. 230 - 233 (2007/10/02)

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