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863676-70-4

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863676-70-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 863676-70-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,3,6,7 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 863676-70:
(8*8)+(7*6)+(6*3)+(5*6)+(4*7)+(3*6)+(2*7)+(1*0)=214
214 % 10 = 4
So 863676-70-4 is a valid CAS Registry Number.

863676-70-4Relevant articles and documents

Synthesis of functionalized salicylates by formal [3+3] cyclocondensation of 1,3-bis(silyloxy)buta-1,3-dienes with 3-alkoxy-2-en-1-ones

Mross, Gerson,Ladzik, Simone,Reinke, Helmut,Spannenberg, Anke,Fischer, Christine,Langer, Peter

experimental part, p. 2236 - 2248 (2009/12/26)

The formal [3+3] cyclization of 1,3-bis(silyloxy)buta-1,3-dienes with 1-aryl-3-ethoxyprop-2-en-1-ones, available by Heck reaction of benzoyl chlorides with ethyl vinyl ether, afforded a variety of 6-arylsalicylates. The reaction of the products with conce

Total synthesis of BE-23254, a chlorinated angucycline antibiotic

Dey, Satyajit,Mal, Dipakranjan

, p. 5483 - 5486 (2007/10/03)

The first synthesis of BE-23254, an unusual angucycline antibiotic, is reported. It involves regioselective condensation of naphthalenone 4 and chlorine-containing isobenzofuranone 16 as the key step.

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