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(3R,4S)-3,4-Bis-benzyloxy-hex-5-yn-2-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

859845-13-9

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859845-13-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 859845-13-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,8,4 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 859845-13:
(8*8)+(7*5)+(6*9)+(5*8)+(4*4)+(3*5)+(2*1)+(1*3)=229
229 % 10 = 9
So 859845-13-9 is a valid CAS Registry Number.

859845-13-9Relevant articles and documents

(+)-Sorangicin A synthetic studies. Construction of the C(1-15) and C(16-29) subtargets

Smith III, Amos B.,Fox, Richard J.,Vanecko, John A.

, p. 3099 - 3102 (2007/10/03)

(Chemical Equation Presented) Effective stereocontrolled syntheses of subtargets (-)-2 and (-)-4, comprising respectively the C(16-29) and C(1-15) tetrahydropyran and dihydropyran moieties of the potent antibiotic (+)-sorangicin A (1), have been achieved. The cornerstone for the synthesis of (-)-2 involved an aldol tactic exploiting 1,4-induction, followed in turn by an acid-mediated cyclization/ketalization and hydrosilane reduction promoted by TMSOTf, while construction of (-)-4 entailed a stereoselective conjugate addition/α-oxygenation sequence.

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