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trans-acetonyl-2 decahydro-1,2,3,4,4a,5,6,7,8,8a methyl-8aβ trityloxy-6β naphtalene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42391-98-0

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42391-98-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42391-98-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,3,9 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 42391-98:
(7*4)+(6*2)+(5*3)+(4*9)+(3*1)+(2*9)+(1*8)=120
120 % 10 = 0
So 42391-98-0 is a valid CAS Registry Number.

42391-98-0Relevant academic research and scientific papers

UNE SYNTHESE TOTALE STEREOSPECIFIQUE DE C-NOR D-HOMOSTEROIDES COMPORTANT SIX CARBONES ASYMETRIQUES

Brown, Eric,Lebreton, Jacques

, p. 5827 - 5840 (2007/10/02)

An efficient and stereoselective total synthesis of C-nor D-homosteroid compounds is described, following a general pathway of the ABCD type.The A-B ring system was provided by the Wieland-Miescher ketone 3, the ring C was formed by intramolecula

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