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15887-39-5

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15887-39-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 15887-39-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,8,8 and 7 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 15887-39:
(7*1)+(6*5)+(5*8)+(4*8)+(3*7)+(2*3)+(1*9)=145
145 % 10 = 5
So 15887-39-5 is a valid CAS Registry Number.

15887-39-5Relevant articles and documents

Bentonite catalyzed an efficient and green synthesis of arylidene meldrum's acid derivatives in aqueous media

Yahyazadehfar, Mahdieh,Ahmadi, Sayed Ali,Sheikhhosseini, Enayatollah,Ghazanfari, Dadkhoda

, p. 513 - 519 (2021/07/25)

In the present paper, a simple, highly efficient, and environmentally friendly protocol was proposed for the Knoevenagel condensation reaction of aromatic aldehydes using Meldrum’s acid (2,2-dimethyl-4,6-dioxo-1,3-dioxane) with bentonite as an available n

Synthesis of a new urea derivative: A dual-functional organocatalyst for Knoevenagel condensation in water

Le, Wen-Jun,Lu, Hong-Fei,Zhou, Jun-Tao,Cheng, He-Long,Gao, Yu-Hua

, p. 5370 - 5373 (2013/09/12)

A phenylalanine-urea compound-catalyzed Knoevenagel condensation in water is reported. Various aldehydes and active methylene compounds undergo condensation at room temperature to give the desired products in high yields. The mechanism of the condensation of aldehydes with Meldrum's acid catalyzed by the novel urea derivative is also disclosed.

Synthesis and biological evaluation of arylidene analogues of Meldrum's acid as a new class of antimalarial and antioxidant agents

Sandhu, Harmeet S.,Sapra, Sameer,Gupta, Mukesh,Nepali, Kunal,Gautam, Raju,Yadav, Sunil,Kumar, Raj,Jachak, Sanjay M.,Chugh, Manoj,Gupta, Manish K.,Suri, Om P.,Dhar

experimental part, p. 5626 - 5633 (2010/09/11)

A series of arylidene analogues of Meldrum's acid were synthesized and evaluated for in vitro antimalarial and antioxidant activities for the first time. The influence of various physico-chemical parameters such as dielectric constant (), donor number (DN

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