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149771-15-3

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149771-15-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 149771-15-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,7,7 and 1 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 149771-15:
(8*1)+(7*4)+(6*9)+(5*7)+(4*7)+(3*1)+(2*1)+(1*5)=163
163 % 10 = 3
So 149771-15-3 is a valid CAS Registry Number.

149771-15-3Relevant articles and documents

Synthesis, antiviral (HSV-1) and antimycotic activities of ethyl or methyl 2,4-disubstituted 5-pyrimidinecarboxylates, 2,4-disubstituted 5-pyrimidinecarboxylic acids and 2,4-disubstituted pyrimidines

Sansebastiano,Mosti,Menozzi,Schenone,Muratore,Petta,Debbia,Pesce Schito,Schito

, p. 335 - 355 (2007/10/02)

The synthesis of ethyl or methyl 4-substituted or unsubstituted 2-methylthio-5-pyrimidinecarboxylates 3 a-i and 8 o mainly by reaction of ethyl or methyl 2-dimethylaminomethylene-3-oxoalkanoates with 2-methylisothiourea is described. Also some ethyl 2-sub

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