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120450-23-9

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120450-23-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 120450-23-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,4,5 and 0 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 120450-23:
(8*1)+(7*2)+(6*0)+(5*4)+(4*5)+(3*0)+(2*2)+(1*3)=69
69 % 10 = 9
So 120450-23-9 is a valid CAS Registry Number.

120450-23-9Downstream Products

120450-23-9Relevant articles and documents

Synthesis and Reactions of Pyrrolopyrimidines

Dave, Chaitanya G.,Shah, P. R.,Upadhyaya, S. P.

, p. 1046 - 1048 (2007/10/02)

2-Amino-3-cyanopyrroles (I) react with β-diketones to afford various pyrrolopyrimidine-8-carbonitriles (II and III) which on hydrolysis under different acidic conditions give the corresponding 8-carboxamide derivatives (IV and V), 8-carboxylic acids (VIa, VIb and VII) and decarboxylated derivatives (VIIIa and VIIIb).

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