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[4aS-(4aα,5β,6α,7aα,7bα)]-5-(benzyloxy)-6-[(benzyloxy)methyl]-5,6,7a,7b-tetrahydro-2H-1,7-dioxacyclopent[cd]inden-4(4aH)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

251914-75-7

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251914-75-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 251914-75-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,9,1 and 4 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 251914-75:
(8*2)+(7*5)+(6*1)+(5*9)+(4*1)+(3*4)+(2*7)+(1*5)=137
137 % 10 = 7
So 251914-75-7 is a valid CAS Registry Number.

251914-75-7Relevant academic research and scientific papers

Iridoids from carbohydrates via Pauson-Khand reaction: Synthesis of advanced highly oxygenated cyclopentane-annulated pyranosides from D-glucal derivatives

Marco-Contelles, Jose,Ruiz-Caro, Juliana

, p. 8302 - 8310 (2007/10/03)

The Pauson-Khand reaction on suitable 4-oxa-hept-1-en-6-ynes (1, 17) obtained from 3,4,6-tri-O-acetyl-D-glucal gives the cyclopentane-annulated pyranosides (2, 18) that can be efficiently and stereoseiectivelly transformed into chiral, advanced, highly oxygenated intermediates (10, 16, 24) for the synthesis of iridoid aglycones.

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