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1222094-31-6

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1222094-31-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1222094-31-6 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, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1222094-31:
(9*1)+(8*2)+(7*2)+(6*2)+(5*0)+(4*9)+(3*4)+(2*3)+(1*1)=106
106 % 10 = 6
So 1222094-31-6 is a valid CAS Registry Number.

1222094-31-6Relevant articles and documents

Application of laccase/DDQ as a new bioinspired catalyst system for the aerobic oxidation of tetrahydroquinazolines and Hantzsch 1,4-dihydropyridines

Shariati, Mastaneh,Imanzadeh, Gholamhassan,Rostami, Amin,Ghoreishy, Nadya,Kheirjou, Somayyeh

, p. 337 - 346 (2019/04/25)

Laccase/DDQ as a new bioinspired quinone-based cooperative catalytic system was used for the biomimetic aerobic oxidative synthesis of 2-substituted quinazolines and Hantzsch pyridines from the oxidative cyclocondensation of 2-aminobenzylamine and aldehyd

KOtBu-mediated stereoselective addition of quinazolines to alkynes under mild conditions

Zhao, Dan,Shen, Qi,Zhou, Yu-Ren,Li, Jian-Xin

supporting information, p. 5908 - 5912 (2013/09/12)

A facile alkenylation of quinazolines with unactivated terminal alkynes has been achieved in the presence of KOtBu without the aid of any transition metal catalysts. The reaction is carried out under very mild conditions and shows a high stereoselectivity

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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