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3-Chloro-4-ethyl-5-methoxy-1-(4-methoxy-benzyl)-1,5-dihydro-pyrrol-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

167696-79-9

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167696-79-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 167696-79-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,7,6,9 and 6 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 167696-79:
(8*1)+(7*6)+(6*7)+(5*6)+(4*9)+(3*6)+(2*7)+(1*9)=199
199 % 10 = 9
So 167696-79-9 is a valid CAS Registry Number.

167696-79-9Relevant academic research and scientific papers

A New Method for the Preparation of A- and D-Rings of Phycocyanobilin Using Mucochloric Acid as a Starting Material

Ngwe, Hla,Nakayama, Eriko,Higashi, Taijiroh,Kinoshita, Hideki,Inomata, Katsuhiko

, p. 713 - 714 (2007/10/03)

Diethyl 4-ethyl-1,5-dihydro-3-methyl-5-oxo-2H-pyrrol-2-yl-phosphonate and 2-ethylidene-3-methyl-1-thiosuccinimide as D-and A-rings of phycocyanobilin dimethyl ester could be synthesized by using commercially available mucochloric acid as a starting materi

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