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1372411-80-7

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1372411-80-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1372411-80-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,2,4,1 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1372411-80:
(9*1)+(8*3)+(7*7)+(6*2)+(5*4)+(4*1)+(3*1)+(2*8)+(1*0)=137
137 % 10 = 7
So 1372411-80-7 is a valid CAS Registry Number.

1372411-80-7Relevant articles and documents

Anionic [4+3] heteroannulation of 2-azidoacrylates: A modular synthesis of 2-benzazepin-1-ones

Dinda, Bidyut Kumar,Jana, Amit Kumar,Mal, Dipakranjan

supporting information; experimental part, p. 3999 - 4001 (2012/06/01)

2-Azidoacrylates undergo [4+3] annulation with phthalides under anionic conditions at low temperatures to furnish 5-hydroxy-2-benzazepinones, the formation of which represents a new concept for the construction of azepines as well as a new reactivity of 2-azidoacrylates.

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