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(2S,3aR,6S,7aR)-6-hydroxy-2,3,3a,6,7,7a-hexahydroindole-1,2-dicarboxylic acid 1-benzyl ester 2-methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

171523-46-9

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171523-46-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 171523-46-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,5,2 and 3 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 171523-46:
(8*1)+(7*7)+(6*1)+(5*5)+(4*2)+(3*3)+(2*4)+(1*6)=119
119 % 10 = 9
So 171523-46-9 is a valid CAS Registry Number.

171523-46-9Downstream Products

171523-46-9Relevant academic research and scientific papers

Total synthesis of (-)-tuberostemonine

Wipf, Peter,Rector, Stacey R.,Takahashi, Hidenori

, p. 14848 - 14849 (2002)

The first total synthesis of the complex pentacyclic Stemona alkaloid tuberostemonine was accomplished in 24 steps and in 1.4% overall yield from a hydroindole intermediate which is readily obtained in three steps from Cbz-L-tyrosine. An innovative synthe

Asymmetric total syntheses of tuberostemonine, didehydrotuberostemonine, and 13-epituberostemonine

Wipf, Peter,Spencer, Stacey R.

, p. 225 - 235 (2007/10/03)

Detailed experimental approaches toward the pentacyclic Stemona alkaloids tuberostemonine and didehydrotuberostemonine and the close analogue 13-epituberostemonine are described. The syntheses originate with a hydroindolinone derivative that can be obtain

Asymmetric total synthesis of the Stemona alkaloid (-)-stenine

Wipf, Peter,Kim, Yuntae,Goldstein, David M.

, p. 11106 - 11112 (2007/10/03)

Stenine can be extracted from the roots of the Chinese medicinal plant Stemona tuberosa (Stemonaceae), and its structure and absolute configuration were derived by comparison to the major Stemona alkaloid tuberostemonine. We report the first enantioselect

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