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(+/-)-8α-hydroxyisopicrostegane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

69998-63-6

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69998-63-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 69998-63-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,9,9 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 69998-63:
(7*6)+(6*9)+(5*9)+(4*9)+(3*8)+(2*6)+(1*3)=216
216 % 10 = 6
So 69998-63-6 is a valid CAS Registry Number.

69998-63-6Relevant academic research and scientific papers

SYNTHESES TOTALES ET ETUDES DE LIGNANES BIOLOGIQUEMENT ACTIFS-III; APPLICATION DE L'α-HYDROXYALKYLATION DE β-BENZYL γ-BUTYROLACTONES A LA CREATION DES SQUELETTES PHENYL TETRALINE ET BISBENZOCYCLOOCTADIENE. PREMIERE SYNTHESE DES PICROSTEGANES, SYNTHESE FOR

Robin, Jean-Pierre,Dhal, Robert,Brown, Eric

, p. 3509 - 3520 (2007/10/02)

Kinetically controlled intramolecular α-hydroxyalkylation of a suitable diphenyl aldehyde lactone gave a dibenzocyclooctenolactone having a cis lactone-ring junction, such as (+/-)-picrostegane and (+/-)-isopicrostegane.Subsequent transformations led to t

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