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5,6-dihydro-9-methyl-4H,8H-pyrimido[1,2,3-cd]purine-8,10(9H)-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

170306-55-5

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170306-55-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 170306-55-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,3,0 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 170306-55:
(8*1)+(7*7)+(6*0)+(5*3)+(4*0)+(3*6)+(2*5)+(1*5)=105
105 % 10 = 5
So 170306-55-5 is a valid CAS Registry Number.

170306-55-5Relevant academic research and scientific papers

New [c,d]-fused purinediones: 2-Substituted 9-methyl-4,5-dihydro-6H-8H-pyrimido-[1,2,3-cd]purine-8,10(9H)-diones

Simo,Rybar,Alfoldi

, p. 837 - 840 (1995)

2-Alkyl- or 2-aryl-9-methyl-4,5-dihydro-6H,8H-pyrimido[1,2,3-cd]purine-8,10(9H)-di ones 5 were obtained either by a four-step synthesis starting from 6-chloro-5-nitro-3-methylpyrimidine-2,4(1H,3H)-dione (1) via 9-amino-7-methyl-3,4-dihydro-2H-pyrimido[1,6

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