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236390-57-1

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236390-57-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 236390-57-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,6,3,9 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 236390-57:
(8*2)+(7*3)+(6*6)+(5*3)+(4*9)+(3*0)+(2*5)+(1*7)=141
141 % 10 = 1
So 236390-57-1 is a valid CAS Registry Number.

236390-57-1Relevant articles and documents

Microwave-Assisted Organocatalytic Intramolecular Knoevenagel/Hetero Diels-Alder Reaction with O-(Arylpropynyloxy)-Salicylaldehydes: Synthesis of Polycyclic Embelin Derivatives

Martín-Acosta, Pedro,Feresin, Gabriela,Tapia, Alejandro,Estévez-Braun, Ana

, p. 9738 - 9756 (2016)

A highly efficient and regioselective approach to new polycyclic embelin derivatives through a domino Knoevenagel condensation/intramolecular hetero Diels-Alder reaction using O-(arylpropynyloxy)-salicylaldehydes in the presence of ethylenediamine diacetate (EDDA) is reported. This organocatalyzed protocol is compatible toward a wide range of aryl-substituted alkynyl ethers with electron-donating and electron-withdrawing groups. When other active methylene compounds were subjected to this domino reaction the corresponding adducts were obtained in high yield.

Multicomponent and 1,3-dipolar cycloaddition synthesis of triazole- and isoxazole-acridinedione/xanthenedione heterocyclic hybrids: Cytotoxic effects on human cancer cells

Albuquerque, Hélio,Almeida Paz, Filipe A.,Bachari, Khaldoun,Djemoui, Amar,Helguero, Luisa A.,Lahrech, Mokhtar Boualem,Lemouari, Najet,Mendes, Ricardo F.,Naouri, Abdelkader,Ouahrani, Mouhamad Ridha,Rocha, Djenisa H. A.,Silva, Artur M. S.,Talhi, Oualid

, (2020/08/21)

A new series of diverse 1,2,3-triazole-acridinedione/xanthenedione and 1,2-isoxazole-acridinedione/xanthenedione heterocyclic hybrids have been synthesized via 1,3-dipolar coupling reaction of N/O-substituted-acridinedione-alkyne or O-substituted-xanthene

Synthesis and biological properties of novel 1-methyl-2-(2-(prop-2-yn-1-yloxy)benzylidene) hydrazine analogues

Kivrak, Arif,Yilmaz, Can,Konus, Metin,Koca, Halil,Aydemir, Selahattin,Oagaz, Jeger Ali

, p. 306 - 316 (2018/06/11)

1-Methyl-2-(2-(prop-2-yn-1-yloxy)benzylidene)hydrazine analogues were readily prepared in good yields by the reaction of 2-(prop-2-yn-1-yloxy)benzaldehydes and methyl hydrazine. The reaction tolerates a variety of substituents on the 2-hydroxybenzaldehyde

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