Cas 136745-72-7,1-[5-(4-Bromo-benzoyl)-4-phenyl-2-phenylamino-thiophen-3-yl]-pyridinium; bromide

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Check Digit Verification of cas no

The CAS Registry Mumber 136745-72-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,7,4 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 136745-72:
(8*1)+(7*3)+(6*6)+(5*7)+(4*4)+(3*5)+(2*7)+(1*2)=147
147 % 10 = 7
So 136745-72-7 is a valid CAS Registry Number.

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136745-72-7Relevant academic research and scientific papers

SYNTHESIS OF SUBSTITUTED THIOPHENES AND THIAZOLIDINES FROM 1-AMINO-2-BENZOYL-2-(1-PYRIDINIO)ETHYLENE-1-THIOLATES

Shestopalov, A. M.,Litvinov, V. P.,Sharanin, Yu. A.,Demerkov, A. S.,Nesterov, V. N.

, p. 1452 - 1456 (2007/10/02)

It was found that alkylation of Z-isomers of 1-amino-2-benzoyl-2-(1-pyridinio)-ethylene-1-thiolate with phenacyl bromides proceeds regioselectively with formation of Z-isomers of bromides of 1-amino-2-benzoyl-2-(1-pyridinio)-1-phenacylthioethylenes, which

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