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77642-42-3

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77642-42-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77642-42-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,4 and 2 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77642-42:
(7*7)+(6*7)+(5*6)+(4*4)+(3*2)+(2*4)+(1*2)=153
153 % 10 = 3
So 77642-42-3 is a valid CAS Registry Number.

77642-42-3Downstream Products

77642-42-3Relevant articles and documents

Metal-free oxidative synthesis of quinazolinones via dual amination of sp3 C-H bonds

Zhao, Dan,Wang, Teng,Li, Jian-Xin

supporting information, p. 6471 - 6474 (2014/06/09)

A novel metal-free synthesis of quinazolinones via dual amination of sp3 C-H bonds was developed. The sp3 carbon in methylarenes or adjacent to a heteroatom in DMSO, DMF or DMA was used as the one carbon synthon. This journal is the Partner Organisations 2014.

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