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3-ethylidene-1-(4-methoxy-benzyl)-4-methyl-pyrrolidine-2,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

167696-83-5

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167696-83-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 167696-83-5 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, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 167696-83:
(8*1)+(7*6)+(6*7)+(5*6)+(4*9)+(3*6)+(2*8)+(1*3)=195
195 % 10 = 5
So 167696-83-5 is a valid CAS Registry Number.

167696-83-5Relevant academic research and scientific papers

Total syntheses of phycocyanobilin derivatives bearing a modified A-ring toward the structure/function analysis of phytochrome

Sawamoto, Daisuke,Nakamura, Hiroshi,Kinoshita, Hideki,Fujinami, Shuhei,Inomata, Katsuhiko

, p. 1398 - 1399 (2007/10/03)

Phycocyanobilin (PCB) derivatives bearing a modified A-ring, including 3,3′-dihydrogenated PCB derivatives, were efficiently synthesized in free acid forms by applying our original methods for the preparation of A-, A/B-, and C/D-ring components toward th

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