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135128-19-7

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135128-19-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135128-19-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,1,2 and 8 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 135128-19:
(8*1)+(7*3)+(6*5)+(5*1)+(4*2)+(3*8)+(2*1)+(1*9)=107
107 % 10 = 7
So 135128-19-7 is a valid CAS Registry Number.

135128-19-7Downstream Products

135128-19-7Relevant articles and documents

Synthesis of 7-Substituted 6,7-Dihydro-5H-pyrrolopyridin-5-ones. Reaction of 7-Hydroxy Derivatives with Nucleophiles

Goto, Takehiko,Utsunomiya, Shin,Aiba, Hiroshi,Hayasaka, Hirotoka,Endo, Mikihiro,et al.

, p. 1901 - 1910 (2007/10/02)

Various 7-substituted 6,7-dihydro-5H-pyrrolopyridin-5-ones are synthesized by the reaction of the corresponding 7-hydroxy derivatives with nucleophiles involving active methylene compounds, aromatics, alcohols, p-toluenethiol, benzenesulfinic acid,

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