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1083098-22-9

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1083098-22-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1083098-22-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,3,0,9 and 8 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1083098-22:
(9*1)+(8*0)+(7*8)+(6*3)+(5*0)+(4*9)+(3*8)+(2*2)+(1*2)=149
149 % 10 = 9
So 1083098-22-9 is a valid CAS Registry Number.

1083098-22-9Downstream Products

1083098-22-9Relevant articles and documents

Reactions of β-tricarbonyl compound with some aromatic hydrazines and amino acids-esters

Sacmaci, Mustafa,Alkan, Abdulrezzak

, p. 359 - 366 (2008/09/18)

Methyl 2-(4-methoxybenzoyl)-3-(4-methoxyphenyl)-3-oxopropanoylcarbamate 1 which is a new β-tricarbonyl compound reacted with some aromatic hydrazines 2a-f and amino acids-esters 5a-d to give oxopropanohydrazides 3a-b and pyrazolones 4c-f the together with oxopropanoyl-amino acids-esters 6a-d. These new compounds were obtained in moderate to excellent yields (48-78%). The structures of all new synthesized compounds were determined with the 1H and 13C NMR, IR spectroscopic data and elemental analyses. Most of them were compared with their previously obtained analogues.

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