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1,3-Bis-[2-benzenesulfonyl-2-(2-bromo-phenyl)-ethyl]-2-bromo-benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138450-23-4

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138450-23-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138450-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,4,5 and 0 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 138450-23:
(8*1)+(7*3)+(6*8)+(5*4)+(4*5)+(3*0)+(2*2)+(1*3)=124
124 % 10 = 4
So 138450-23-4 is a valid CAS Registry Number.

138450-23-4Relevant academic research and scientific papers

Optically active triarylboranes: Synthesis and stereoisomerization of ethano-bridged triarylboranes

Okada, Keiji,Inokawa, Haruki,Oda, Masaji

, p. 6363 - 6366 (1991)

Ethano-bridged triarylboranes 1a-c were synthesized. The boranes 1b and lc were resolved into optically pure form (the first example of optical resolution of triarylboranes). The activation parameters of the racemization were determined.

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