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749931-52-0

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749931-52-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 749931-52-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,9,9,3 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 749931-52:
(8*7)+(7*4)+(6*9)+(5*9)+(4*3)+(3*1)+(2*5)+(1*2)=210
210 % 10 = 0
So 749931-52-0 is a valid CAS Registry Number.

749931-52-0Downstream Products

749931-52-0Relevant articles and documents

Reductive condensation between β-keto esters and aldehydes: Preparation of novel carbon-linked dihydropyrone inhibitors of hepatitis C virus polymerase

Linton, Maria Angelica,Gonzalez, Javier,Li, Hui,Tatlock, John,Jewell, Tanya,Johnson, Sarah,Drowns, Matt,Patel, Leena,Blazel, Julie,Ornelas, Martha

experimental part, p. 4015 - 4020 (2011/02/22)

The route for the preparation of carbon-linked pyrone libraries involving an optimized one-step reductive condensation between active methylene compounds and aldehydes is described. The initial synthesis of these analogues utilizing conventional alkylatio

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