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4-Methoxyoxalyl-5-methyl-1H-pyrrole-2-carboxylic acid benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

178266-46-1

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178266-46-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 178266-46-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,2,6 and 6 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 178266-46:
(8*1)+(7*7)+(6*8)+(5*2)+(4*6)+(3*6)+(2*4)+(1*6)=171
171 % 10 = 1
So 178266-46-1 is a valid CAS Registry Number.

178266-46-1Relevant academic research and scientific papers

The chemistry of pyrrolic compounds. LXXI synthesis of the ring c and the ring D demethyl analogues of deoxophylloerythroetioporphyrin (dpep)

Clezy, Peter S.,Salek, Abdoreza

, p. 265 - 272 (1996)

The demethyl analogues (1d,e) of dpep have been prepared by utilizing in each case an oxidative cyclization of an intermediate biladiene-ac to assemble the porphyrin macrocycle.

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