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(2S)-tert-butyl(2-methylpent-4-ynyloxy)diphenylsilane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

123444-69-9

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123444-69-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123444-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,4,4 and 4 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 123444-69:
(8*1)+(7*2)+(6*3)+(5*4)+(4*4)+(3*4)+(2*6)+(1*9)=109
109 % 10 = 9
So 123444-69-9 is a valid CAS Registry Number.

123444-69-9Relevant academic research and scientific papers

AN ENANTIOSELECTIVE SYNTHESIS OF THE C(10) TO C(23) BACKBONE OF THE POTENT IMMUNOSUPPRESSANT FK506

Smith III, Amos B.,Hale, Karl J.

, p. 1037 - 1040 (2007/10/02)

The C(10) to C(23) fragment of FK506 has been pepared in a convergent, highly stereocontrolled, fashion.The key transformations entailed opening of a symmetrical trans-disubstituted epoxide with a trisubstituted vinylalane ate complex, the reductive remov

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