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142668-29-9

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142668-29-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142668-29-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,6,6 and 8 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 142668-29:
(8*1)+(7*4)+(6*2)+(5*6)+(4*6)+(3*8)+(2*2)+(1*9)=139
139 % 10 = 9
So 142668-29-9 is a valid CAS Registry Number.

142668-29-9Relevant articles and documents

5-ALKOXYMETHYL-1-HYDROXYALKYLURACILS WITH POTENTIAL ANTI-HIV ACTIVITY

Abdel-Megied, Ahmed E.-S.,Motawia, Mohammed S.,Pedersen, Erik B.,Nielsen, Carsten M.

, p. 713 - 722 (2007/10/02)

Acid catalyzed etherification of 5-hydroxymethyluracil (3) afforded the corresponding 5-alkoxymethyluracils (4a-h).Treatment of the sodium salt of compounds (4a-g) with 4-bromobutyl acetate afforded 1,3-bis-(4-acetyloxybutyl)- (5a-g) and 1-4-acetyloxybuty

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