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77484-19-6

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77484-19-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77484-19-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,8 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 77484-19:
(7*7)+(6*7)+(5*4)+(4*8)+(3*4)+(2*1)+(1*9)=166
166 % 10 = 6
So 77484-19-6 is a valid CAS Registry Number.

77484-19-6Relevant articles and documents

Sur la synthese de chloro-3 indolinones a partir de β-nitrostyrenes diversement substitues

Guillaumel, Jean,Demerseman, Pierre,Clavel, Jean-Marc,Royer, Rene

, p. 1531 - 1536 (2007/10/02)

When treated with acetyl chloride and ferric chloride in methylene chloride, at 0 deg C, monosubstituted β-nitrostyrene derivatives such as 2,3 or 4-methyl, -chloro or -fluoro and 3-nitro-β-nitrostyrenes cyclize into the new corresponding 3-chloro-1,3-dih

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