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4-[(1S,2R)-1-hydroxy-2-methyloct-3-yn-1-yl]benzonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1393733-39-5

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1393733-39-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1393733-39-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,3,7,3 and 3 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1393733-39:
(9*1)+(8*3)+(7*9)+(6*3)+(5*7)+(4*3)+(3*3)+(2*3)+(1*9)=185
185 % 10 = 5
So 1393733-39-5 is a valid CAS Registry Number.

1393733-39-5Upstream product

1393733-39-5Downstream Products

1393733-39-5Relevant articles and documents

Mechanistic insight into the anomalous syn-selectivity observed during the addition of allenylboronates to aromatic aldehydes

Sasaki, Yusuke,Sawamura, Masaya,Ito, Hajime

, p. 1044 - 1046 (2011)

The reaction of enantioenriched allenylboronate 3a (98%ee) with benzaldehyde gave homopropargylic alcohol syn- and anti- 4b with anomalous syn addition selectivity (anti:syn = 29:71) and high ee (98% and 97%, respectively). The stereochemical outcome in terms of the absolute configuration shows that this reaction proceeds through a cyclic transition state. Density functional theoretical (DFT) calculations were carried out to elucidate the mechanism of this anomalous syn-selectivity.

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