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77119-59-6

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77119-59-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77119-59-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,1 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 77119-59:
(7*7)+(6*7)+(5*1)+(4*1)+(3*9)+(2*5)+(1*9)=146
146 % 10 = 6
So 77119-59-6 is a valid CAS Registry Number.

77119-59-6Relevant articles and documents

A New Synthesis of Allethrolone

Ono, Noboru,Tanabe, Yo,Tanikaga, Rikuhei,Kaji, Aritsune,Matsuo, Takashi

, p. 3033 - 3034 (1980)

A new synthesis of 2-allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one, so called allethrolone is described, in which the Michael addition of 3-phenylthio-5-hexen-2-one to 1-nitro-1-propene followed by conversion of the nitromethyl group in the adduct to an aldehyde function is involved as the key step.

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