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109853-36-3

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109853-36-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109853-36-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,8,5 and 3 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 109853-36:
(8*1)+(7*0)+(6*9)+(5*8)+(4*5)+(3*3)+(2*3)+(1*6)=143
143 % 10 = 3
So 109853-36-3 is a valid CAS Registry Number.

109853-36-3Relevant articles and documents

Stereochemical Studies. Part 103. Saturated Heterocycles. Part 107. Preparation of 3-Mono and 2,3-Di-substituted Pyrimidin-4(3H)-ones in Retro-Diels-Alder Reactions. The Correct 1,2-Disubstituted Structure of the Compounds previously described as 2,3-Disu

Stajer, Geza,Szabo, Angela E.,Bernath, Gabor,Sohar, Pal

, p. 237 - 240 (2007/10/02)

The orthofomate cyclization of carboxamides (4) obtained from 3-exo-aminobicyclohept-5-ene-2-exo-carboxylic acid (1) yielded intermediate 8,9,10-trinorbornene-fused pyrimidinones (5) and hence 3-substituted pyrimidin-4(3H)-ones (6) through the spli

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