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(5R,6S)-6-[(S)-1-Hydroxy-2-(3-methyl-1,1-dioxo-2,5-dihydro-1H-1λ6-thiophen-2-yl)-ethyl]-5-isopropenyl-2,6-dimethyl-cyclohex-2-enone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

307928-72-9

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307928-72-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 307928-72-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,7,9,2 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 307928-72:
(8*3)+(7*0)+(6*7)+(5*9)+(4*2)+(3*8)+(2*7)+(1*2)=159
159 % 10 = 9
So 307928-72-9 is a valid CAS Registry Number.

307928-72-9Relevant academic research and scientific papers

Synthesis of Optically Active Tetracyclic Quassinoid Skeleton

Shing, Tony K. M.,Tang, Ying

, p. 1625 - 1632 (2007/10/02)

Tetracyclic quassinoid skeletons 2 and 22 with six correct chiral centres common to numerous quassinoids are constructed from (S)-carvone and 3-methylsulfolene by a 16-step and 13-step reaction sequence involving highly regioselective and stereocontrolled

A Stereocontrolled and Enantioselective Synthesis of the Tetracyclic Quassinoid Skeleton

Shing, Tony K.M.,Tang, Ying

, p. 341 - 342 (2007/10/02)

The optically active tetracycle 2 with six correct chiral centres common to numerous quassinoids is constructed from (S)-carvone and 3-methyl-2,5-dihydrothiophene S,S-dioxide involving highly regioselective and stereocontrolled reactions.

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