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78998-68-2

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78998-68-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78998-68-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,9,9 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 78998-68:
(7*7)+(6*8)+(5*9)+(4*9)+(3*8)+(2*6)+(1*8)=222
222 % 10 = 2
So 78998-68-2 is a valid CAS Registry Number.

78998-68-2Relevant articles and documents

ADDITION CONJUGUEE D'EQUIVALENTS D'ACYLES AUX CYCLOHEXEN-2 ONES ET A LA Δ1(9) OCTALONE-2 : SYNTHESE DE DICETONES 1-4.

Seuron, Nadine,Wartski, Lya,Seyden-Penne, Jacqueline

, p. 2175 - 2178 (2007/10/02)

The synthesis of 3-acetylcyclohexanones 11, 12, 13 has been realized by conjugate addition of lithiated cyanohydrin ether 1a to 2-cyclohexanones 2, 3, 4 in THF-HMPA, even if 3-substituted. 3-benzoylcyclohexanones 14, 15, 16 are obtained from 1b and 2, 3,

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