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155641-10-4

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155641-10-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155641-10-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,6,4 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 155641-10:
(8*1)+(7*5)+(6*5)+(5*6)+(4*4)+(3*1)+(2*1)+(1*0)=124
124 % 10 = 4
So 155641-10-4 is a valid CAS Registry Number.

155641-10-4Upstream product

155641-10-4Downstream Products

155641-10-4Relevant academic research and scientific papers

The Dicobalt Hexacarbonyl(alkyne) Moiety as a Stereocontrol Element in Intramolecular Friedel-Crafts Alkylations

Grove, David D.,Corte, James R.,Spencer, Roxanne P.,Pauly, Malinda E.,Rath, Nigam P.

, p. 49 - 50 (1994)

A dicobalt hexacarbonyl(alkyne) moiety is used as a stereocontrol element in Friedel-Crafts cycloalkylation reactions that deliver cis-4a-ethynyl-1,2,3,4,4a,9,10,10a-octahydrophenanthrenes exclusively.

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