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140633-46-1

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140633-46-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140633-46-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,6,3 and 3 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 140633-46:
(8*1)+(7*4)+(6*0)+(5*6)+(4*3)+(3*3)+(2*4)+(1*6)=101
101 % 10 = 1
So 140633-46-1 is a valid CAS Registry Number.

140633-46-1Relevant articles and documents

A One-Step Method for the α-Arylation of Camphor. Synthesis of (-)-Cannabidiol and (-)-Cannabidiol Dimethyl Ether

Vaillancourt, Valerie,Albizati, Kim F.

, p. 3627 - 3631 (2007/10/02)

The syntheses of (-)-cannabidiol and (-)-cannabidiol dimethyl ether were accomplished via fragmentation of an appropriately substituted 9-bromocamphor derivative.A new method of α-arylation of 3,9-dibromocamphor was shown to provide a variety of α-arylated camphor derivatives in good yields.

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