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128499-41-2

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128499-41-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128499-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,4,9 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 128499-41:
(8*1)+(7*2)+(6*8)+(5*4)+(4*9)+(3*9)+(2*4)+(1*1)=162
162 % 10 = 2
So 128499-41-2 is a valid CAS Registry Number.

128499-41-2Downstream Products

128499-41-2Relevant articles and documents

Umpolung of Reactivity at the C-5 Position of Uracil: Facile Nucleophilic Reactions of Thiolate Ions at C-5 of 6-Cyano-1,3-dimethyluracil to Procure 5-Alkyl or 5-aryl-thio-1,3-dimethyluracils

Kumar, Subodh,Chimni, Swapandeep Singh

, p. 449 - 452 (2007/10/02)

1,3-Dimethyluracil-6-carbonitrile 1 with thiolate ions generated in situ from thioiminium salts or thiols under phase transfer catalytic conditions undergoes umpolung of reactivity at C-5 to give 5-alkyl- or 5-aryl-thio-1,3-dimethyluracils as the major or sole products.However, propane-1,3-dithiol causes reductive decyanation of 1 to 1,3-dimethyluracil.

Reactions of diazenes with nucleophiles: Part II- Facile one step conversion of 5-bromo-1,3-dimethyluracil to 5-alkyl/aryl-thio-and 6-alkylthio-1,3-dimethyluracil derivatives

Kumar,Chimni

, p. 1079 - 1081 (2007/10/02)

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