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80994-24-7

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80994-24-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80994-24-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,9,9 and 4 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 80994-24:
(7*8)+(6*0)+(5*9)+(4*9)+(3*4)+(2*2)+(1*4)=157
157 % 10 = 7
So 80994-24-7 is a valid CAS Registry Number.

80994-24-7Relevant articles and documents

Regioselective aryl radical cyclisation. Part 2. Synthesis of octahydro-1H-dibenzo[a,d]cycloheptenes through 7-endo ring closure

Ghosh, Ajit K.,Mukhopadhyaya, Jayanta K.,Ghatak, Usha Ranjan

, p. 2747 - 2755 (2007/10/03)

A simple convergent synthesis of trans- and cis-octahydro-1H-dibenzo[a,d]cycloheptenes 15a-c and 16a-c and 20a-c and 21a-c through implementation of a regioselective 7-endo-trig-aryl radical cyclisation of the respective 2-(o-bromoarylethyl)-1-methylenecy

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