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1222094-46-3

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1222094-46-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1222094-46-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,2,0,9 and 4 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1222094-46:
(9*1)+(8*2)+(7*2)+(6*2)+(5*0)+(4*9)+(3*4)+(2*4)+(1*6)=113
113 % 10 = 3
So 1222094-46-3 is a valid CAS Registry Number.

1222094-46-3Downstream Products

1222094-46-3Relevant articles and documents

Quinazoline synthesis method in water

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Paragraph 0105; 0107; 0108, (2018/07/30)

The invention discloses a quinazoline synthesis method in water. The method comprises the steps that aldehyde, aminobenzylamine, a water-soluble complex catalyzer (an iridium or ruthenium complex catalyzer), solvent water and a reaction mixture are added in a container for several hours of reaction and cooled to the indoor temperature, rotary evaporation is carried out for removing a solvent, andcolumn separation is carried out to obtain a target compound. Compared with the reported documents, the method uses the water-soluble iridium or ruthenium complex catalyzer, the reaction only needs heating in the water and releases environmentally friendly hydrogen, an oxidizing agent or a hydrogen acceptor is not needed, and high economy and friendly environment of atoms are showed; therefore, the reaction conforms to the green chemistry requirements and has wide development prospects.

Highly efficient one-pot synthesis of 2-substituted quinazolines and 4H-benzo[d][1,3]oxazines via cross dehydrogenative coupling using sodium hypochlorite

Maheswari, C. Uma,Kumar, G. Sathish,Venkateshwar,Kumar, R. Arun,Kantam, M. Lakshmi,Reddy, K. Rajender

supporting information; experimental part, p. 341 - 346 (2010/04/28)

This communication describes a catalyst-free synthesis of 2-substituted quinazolines and 4H-benzo[d][1,3]oxazines using commericially available sodium hypochlorite as oxidant. Operational simplicity, mild reaction conditions and the ability to construct structurally diverse 2-quinazolines and 2-substituted 4H-benzo[d][1,3]oxazines by this method render it to be a practical alternative for the synthesis of these heterocycles.

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