Di Perri, T.; Auteri, A. published an article about the compound: Sodium 4-butyl-3,5-dioxo-1,2-diphenylpyrazolidin-4-ide( cas:129-18-0,SMILESS:O=C(N(C1=CC=CC=C1)N2C3=CC=CC=C3)[C-](CCCC)C2=O.[Na+] ).Product Details of 129-18-0. Aromatic heterocyclic compounds can be classified according to the number of heteroatoms or the size of the ring. The authors also want to convey more information about this compound (cas:129-18-0) through the article.
Lysine acetylsalicylate (I) [37933-78-1], flufenamic acid [530-78-9], mefenamic acid [61-68-7], indomethacin [53-86-1], and Na phenylbutazone [129-18-0] had anticomplementary activity in vitro. I inhibited the activation of C1, whereas flufenamic and mefenamic acids inhibited the activation of C3. Indomethacin inhibited C2, C3, and C4, while phenylbutazone inhibited C3 and C4. These drugs were also anticomplementary in vivo.
The article 《Anticomplementary action of some nonsteroidal antiinflammatory drugs》 also mentions many details about this compound(129-18-0)Product Details of 129-18-0, you can pay attention to it, because details determine success or failure
Reference:
Benzofuran – Wikipedia,
Benzofuran | C8H6O – PubChem