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118354-45-3

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118354-45-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118354-45-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,3,5 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 118354-45:
(8*1)+(7*1)+(6*8)+(5*3)+(4*5)+(3*4)+(2*4)+(1*5)=123
123 % 10 = 3
So 118354-45-3 is a valid CAS Registry Number.

118354-45-3Downstream Products

118354-45-3Relevant articles and documents

REMARKABLE STEREOCONTROL OBSERVED IN THE RING FORMATION BY INTRAMOLECULAR HOSOMI-SAKURAI REACTION

Tokoroyama, Takashi,Tsukamoto, Masamitsu,Iio, Hideo

, p. 5067 - 5070 (1984)

The cyclization of 2-(3',4'-dimethyl-6'-trimethylsilyl-4'-hexenyl)-2-cyclohexenone with TiCl4 afforded stereospecifically 6α,7α-dimethyl-6β-vinyl-5βH-1-decalone derivate and the two-fold diastereoselection involved is reasoned in terms of orientation control and folding strain control.

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