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128094-31-5

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128094-31-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128094-31-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,0,9 and 4 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 128094-31:
(8*1)+(7*2)+(6*8)+(5*0)+(4*9)+(3*4)+(2*3)+(1*1)=125
125 % 10 = 5
So 128094-31-5 is a valid CAS Registry Number.

128094-31-5Relevant articles and documents

Synthesis of 5-Vinyl-2-isoxazolines by Palladium-Catalyzed Intramolecular O-Allylation of Ketoximes

Fernandes, Rodney A.,Gangani, Ashvin J.,Panja, Arpita

, p. 6227 - 6231 (2021/08/18)

An efficient method for the synthesis of 5-vinyl-2-isoxazolines by Pd-catalyzed intramolecular O-allylation of ketoximes has been developed. The reaction involves Pd(0)-catalyzed π-allyl formation via leaving group ionization or Pd(II)-catalyzed allylic C-H activation followed by intramolecular nucleophilic oxime oxygen attack. This methodology has been elaborated to various value-added products by epoxidation, Wacker oxidation, cross-metathesis, hydroboration-oxidation, dihydroxylation, and catalytic hydrogenation.

Anti-corrosive property of bioinspired environmental benign imidazole and isoxazoline heterocyclics: A cumulative studies of experimental and DFT methods

Ramkumar, Sowmya,Nalini,Quraishi, Mumtaz A.,Ebenso, Eno E.,Verma, Chandrabhan

supporting information, p. 103 - 119 (2019/12/24)

In the present study, four imidazoline (IDZ) and four isoxazolines (ISO) heterocyclics differing in the nature of methoxy (-OCH3) and aromatic (phenyl and naphthyl) moieties are synthesized, characterized and evaluated as corrosion inhibitors for mild steel in acidic solution of 1 M HCl. Results showed that imidazoline based heterocyclic compounds are better corrosion inhibitors than isoxazoline based heterocyclics and both classes of compounds showed inhibition efficiency of more than 85% at 20 mgL?1 concentration. Results further showed that inhibitors containing methoxy, phenyl, and naphthyl moieties showed higher protection efficiency as compared to the inhibitors without these moieties. PDP Study revealed that investigated IDZs and ISOs acted as mixed type inhibitors and their adsorption on the metallic surface followed the Langmuir adsorption isotherm model. All the experimental results were corroborated by density function theory (DFT) based quantum chemical calculations. Numerous DFT based indices calculated for neutral as well as protonated forms of the IDZs and ISOs in order to get better insight about metal-IDZs/ISOs interactions. Outcomes of the DFT analysis showed that protonated (cationic) form of the all the inhibitors are more strongly adsorbed on the metallic surface as compared to their neutral form.

Reaction of Cα,O-Dilithiooximes with Functionalized Carbonyl Compounds. Part 2. Reaction with α-Chloroketones and α,β-Unsaturated Aldehydes and Ketones

Jarrar, Adil A.,Hussein, Ahmad Q.,Madi, Ahmad S.

, p. 275 - 278 (2007/10/02)

The reaction of Cα,O-Dilithiooximes 2 and α-chloroketones afforded 5-(hydroxymethyl)-Δ2-isoxazolines 4. α,β-Unsaturated aldehydes and ketones reacted with 2 to give the corresponding acyclic 1,2-addition products 5.The latter were cyclized with phosphorus pentoxide to 5-vinyl-Δ2-isoxazolines 6.

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