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259540-37-9

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259540-37-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 259540-37-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,9,5,4 and 0 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 259540-37:
(8*2)+(7*5)+(6*9)+(5*5)+(4*4)+(3*0)+(2*3)+(1*7)=159
159 % 10 = 9
So 259540-37-9 is a valid CAS Registry Number.

259540-37-9Upstream product

259540-37-9Relevant articles and documents

Oxidative Homocoupling of Chiral 3-Arylpropanoic Acid Derivatives. Application to Asymmetric Synthesis of Lignans

Kise, Naoki,Ueda, Takako,Kumada, Kimikage,Terao, Yuichi,Ueda, Nasuo

, p. 464 - 468 (2007/10/03)

The oxidative homocouplings of lithium enolates of (4S)-3-(3-arylpropanoyl)-4-isopropyl-2-oxazolidinones and (4R,5S)-1-(3-arylpropanoyl)-3,4-dimethyl-5-phenyl-2-imidazolidinones gave the corresponding R,R-dimers stereoselectively with TiCl4, Ph

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