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185023-34-1

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185023-34-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 185023-34-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,0,2 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 185023-34:
(8*1)+(7*8)+(6*5)+(5*0)+(4*2)+(3*3)+(2*3)+(1*4)=121
121 % 10 = 1
So 185023-34-1 is a valid CAS Registry Number.

185023-34-1Relevant articles and documents

Supramolecular synthesis of 3,4-dihydropyrimidine-2(1H)-one/thiones under neat conditions

Asghari, Sekineh,Tajbakhsh, Mahmood,Kenari, Behnam Jafarzadeh,Khaksar, Samad

, p. 127 - 130 (2011)

An efficient solvent free method for the synthesis of various 3,4-dihydropyrimidin-2(1H)-one/thiones in excellent yields using sulfonated β-cyclodextrine as recyclable catalyst is described. Sulfonated β-cyclodextrine was found to be efficient, recyclable

Microwave-assisted synthesis of dihydropyrimidin-2(1H)-ones using graphite supported lanthanum chloride as a mild and efficient catalyst

Khabazzadeh, Hojatollah,Saidi, Kazem,Sheibani, Hassan

, p. 278 - 280 (2008)

Graphite supported lanthanum chloride efficiently catalyzes the three-component coupling of β-ketoesters, aldehydes and urea/thiourea to afford corresponding dihydropyrimidinones in good yields under microwave irradiation.

Poly(N-vinyl-2-pyrrolidone)-supported ferric chloride: An effective reusable heterogeneous catalyst for one-pot synthesis of 3,4-dihydropyrimidin-2(1H)-ones/thiones via three-component Biginelli reaction

Donyapeyma, Ghazaleh,Rahmatpour, Ali

, (2022/01/19)

An environmentally benign three-component Biginelli protocol for the one-pot synthesis of substituted 3,4-dihydropyrimidin-2(1H)-ones/thiones using an accessible, nontoxic, easy to handle, and recoverable macromolecular Lewis acidic catalyst is developed.

Green synthesis, structural analysis and anticancer activity of dihydropyrimidinone derivatives

Dowarah, Jayanta,Marak, Brilliant N.,Patel, Devanshi,Shah, Pramod Kumar,Shukla, Pradeep Kumar,Singh, Ved Prakash,Yadav, Umesh Chand Singh

, p. 35737 - 35753 (2021/12/02)

In this study, for the first time, we have used Citrus macroptera juice to synthesize dihydropyrimidine (DHPM) derivatives via the Biginelli reaction, which showed better yield, shorter reaction time, and did not require an organic solvent for the reactio

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